1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-igemm/c2-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
xnn_qs8_igemm_minmax_rndnu_ukernel_4x16c2__neon_mlal_ld1r(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)])17 void xnn_qs8_igemm_minmax_rndnu_ukernel_4x16c2__neon_mlal_ld1r(
18 size_t mr,
19 size_t nc,
20 size_t kc,
21 size_t ks,
22 const int8_t** restrict a,
23 const void* restrict w,
24 int8_t* restrict c,
25 size_t cm_stride,
26 size_t cn_stride,
27 size_t a_offset,
28 const int8_t* zero,
29 const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
30 {
31 assert(mr != 0);
32 assert(mr <= 4);
33 assert(nc != 0);
34 assert(kc != 0);
35 assert(ks != 0);
36 assert(ks % (4 * sizeof(void*)) == 0);
37 assert(a_offset % sizeof(int8_t) == 0);
38 assert(a != NULL);
39 assert(w != NULL);
40 assert(c != NULL);
41
42 kc = round_up_po2(kc, 2 * sizeof(int8_t));
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 int8_t* c3 = (int8_t*) ((uintptr_t) c2 + cm_stride);
53 if XNN_UNPREDICTABLE(mr != 4) {
54 c3 = c2;
55 }
56
57 do {
58 int32x4_t vacc0x0123 = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
59 int32x4_t vacc0x4567 = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
60 int32x4_t vacc0x89AB = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
61 int32x4_t vacc0xCDEF = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
62 int32x4_t vacc1x0123 = vacc0x0123;
63 int32x4_t vacc1x4567 = vacc0x4567;
64 int32x4_t vacc1x89AB = vacc0x89AB;
65 int32x4_t vacc1xCDEF = vacc0xCDEF;
66 int32x4_t vacc2x0123 = vacc0x0123;
67 int32x4_t vacc2x4567 = vacc0x4567;
68 int32x4_t vacc2x89AB = vacc0x89AB;
69 int32x4_t vacc2xCDEF = vacc0xCDEF;
70 int32x4_t vacc3x0123 = vacc0x0123;
71 int32x4_t vacc3x4567 = vacc0x4567;
72 int32x4_t vacc3x89AB = vacc0x89AB;
73 int32x4_t vacc3xCDEF = vacc0xCDEF;
74
75 size_t p = ks;
76 do {
77 const int8_t* restrict a0 = a[0];
78 if XNN_UNPREDICTABLE(a0 != zero) {
79 a0 = (const int8_t*) ((uintptr_t) a0 + a_offset);
80 }
81 const int8_t* restrict a1 = a[1];
82 if XNN_UNPREDICTABLE(a1 != zero) {
83 a1 = (const int8_t*) ((uintptr_t) a1 + a_offset);
84 }
85 const int8_t* restrict a2 = a[2];
86 if XNN_UNPREDICTABLE(a2 != zero) {
87 a2 = (const int8_t*) ((uintptr_t) a2 + a_offset);
88 }
89 const int8_t* restrict a3 = a[3];
90 if XNN_UNPREDICTABLE(a3 != zero) {
91 a3 = (const int8_t*) ((uintptr_t) a3 + a_offset);
92 }
93 a += 4;
94
95 size_t k = kc;
96
97 while (k >= 16 * sizeof(int8_t)) {
98 const int16x4_t va00x0 = vld1_dup_s16((const void*)a0);
99 const int16x4_t va01x0 = vld1_dup_s16((const void*)(a0 + 2));
100 const int16x4_t va02x0 = vld1_dup_s16((const void*)(a0 + 4));
101 const int16x4_t va03x0 = vld1_dup_s16((const void*)(a0 + 6)); a0 += 8;
102 const int16x4_t va00x1 = vld1_dup_s16((const void*)a0);
103 const int16x4_t va01x1 = vld1_dup_s16((const void*)(a0 + 2));
104 const int16x4_t va02x1 = vld1_dup_s16((const void*)(a0 + 4));
105 const int16x4_t va03x1 = vld1_dup_s16((const void*)(a0 + 6)); a0 += 8;
106 const int16x4_t va10x0 = vld1_dup_s16((const void*)a1);
107 const int16x4_t va11x0 = vld1_dup_s16((const void*)(a1 + 2));
108 const int16x4_t va12x0 = vld1_dup_s16((const void*)(a1 + 4));
109 const int16x4_t va13x0 = vld1_dup_s16((const void*)(a1 + 6)); a1 += 8;
110 const int16x4_t va10x1 = vld1_dup_s16((const void*)a1);
111 const int16x4_t va11x1 = vld1_dup_s16((const void*)(a1 + 2));
112 const int16x4_t va12x1 = vld1_dup_s16((const void*)(a1 + 4));
113 const int16x4_t va13x1 = vld1_dup_s16((const void*)(a1 + 6)); a1 += 8;
114 const int16x4_t va20x0 = vld1_dup_s16((const void*)a2);
115 const int16x4_t va21x0 = vld1_dup_s16((const void*)(a2 + 2));
116 const int16x4_t va22x0 = vld1_dup_s16((const void*)(a2 + 4));
117 const int16x4_t va23x0 = vld1_dup_s16((const void*)(a2 + 6)); a2 += 8;
118 const int16x4_t va20x1 = vld1_dup_s16((const void*)a2);
119 const int16x4_t va21x1 = vld1_dup_s16((const void*)(a2 + 2));
120 const int16x4_t va22x1 = vld1_dup_s16((const void*)(a2 + 4));
121 const int16x4_t va23x1 = vld1_dup_s16((const void*)(a2 + 6)); a2 += 8;
122 const int16x4_t va30x0 = vld1_dup_s16((const void*)a3);
123 const int16x4_t va31x0 = vld1_dup_s16((const void*)(a3 + 2));
124 const int16x4_t va32x0 = vld1_dup_s16((const void*)(a3 + 4));
125 const int16x4_t va33x0 = vld1_dup_s16((const void*)(a3 + 6)); a3 += 8;
126 const int16x4_t va30x1 = vld1_dup_s16((const void*)a3);
127 const int16x4_t va31x1 = vld1_dup_s16((const void*)(a3 + 2));
128 const int16x4_t va32x1 = vld1_dup_s16((const void*)(a3 + 4));
129 const int16x4_t va33x1 = vld1_dup_s16((const void*)(a3 + 6)); a3 += 8;
130
131 const int8x8_t vb0123c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
132 const int8x8_t vb4567c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
133 const int8x8_t vb89ABc0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
134 const int8x8_t vbCDEFc0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
135 const int8x8_t vb0123c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
136 const int8x8_t vb4567c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
137 const int8x8_t vb89ABc1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
138 const int8x8_t vbCDEFc1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
139 const int8x8_t vb0123c2x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
140 const int8x8_t vb4567c2x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
141 const int8x8_t vb89ABc2x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
142 const int8x8_t vbCDEFc2x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
143 const int8x8_t vb0123c3x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
144 const int8x8_t vb4567c3x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
145 const int8x8_t vb89ABc3x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
146 const int8x8_t vbCDEFc3x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
147
148 const int8x8_t va0c0x0 = vreinterpret_s8_s16(va00x0);
149 const int8x8_t va0c0x1 = vreinterpret_s8_s16(va00x1);
150 const int8x8_t va1c0x0 = vreinterpret_s8_s16(va10x0);
151 const int8x8_t va1c0x1 = vreinterpret_s8_s16(va10x1);
152 const int8x8_t va2c0x0 = vreinterpret_s8_s16(va20x0);
153 const int8x8_t va2c0x1 = vreinterpret_s8_s16(va20x1);
154 const int8x8_t va3c0x0 = vreinterpret_s8_s16(va30x0);
155 const int8x8_t va3c0x1 = vreinterpret_s8_s16(va30x1);
156
157 int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0x0, va0c0x0);
158 int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0x0, va1c0x0);
159 int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0x0, va2c0x0);
160 int16x8_t vprod3x0123c0 = vmull_s8(vb0123c0x0, va3c0x0);
161 const int8x8_t vb0123c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
162 vprod0x0123c0 = vmlal_s8(vprod0x0123c0, vb0123c0x1, va0c0x1);
163 vprod1x0123c0 = vmlal_s8(vprod1x0123c0, vb0123c0x1, va1c0x1);
164 vprod2x0123c0 = vmlal_s8(vprod2x0123c0, vb0123c0x1, va2c0x1);
165 vprod3x0123c0 = vmlal_s8(vprod3x0123c0, vb0123c0x1, va3c0x1);
166 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
167 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
168 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
169 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c0);
170 int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0x0, va0c0x0);
171 int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0x0, va1c0x0);
172 int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0x0, va2c0x0);
173 int16x8_t vprod3x4567c0 = vmull_s8(vb4567c0x0, va3c0x0);
174 const int8x8_t vb4567c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
175 vprod0x4567c0 = vmlal_s8(vprod0x4567c0, vb4567c0x1, va0c0x1);
176 vprod1x4567c0 = vmlal_s8(vprod1x4567c0, vb4567c0x1, va1c0x1);
177 vprod2x4567c0 = vmlal_s8(vprod2x4567c0, vb4567c0x1, va2c0x1);
178 vprod3x4567c0 = vmlal_s8(vprod3x4567c0, vb4567c0x1, va3c0x1);
179 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
180 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
181 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);
182 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c0);
183 int16x8_t vprod0x89ABc0 = vmull_s8(vb89ABc0x0, va0c0x0);
184 int16x8_t vprod1x89ABc0 = vmull_s8(vb89ABc0x0, va1c0x0);
185 int16x8_t vprod2x89ABc0 = vmull_s8(vb89ABc0x0, va2c0x0);
186 int16x8_t vprod3x89ABc0 = vmull_s8(vb89ABc0x0, va3c0x0);
187 const int8x8_t vb89ABc0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
188 vprod0x89ABc0 = vmlal_s8(vprod0x89ABc0, vb89ABc0x1, va0c0x1);
189 vprod1x89ABc0 = vmlal_s8(vprod1x89ABc0, vb89ABc0x1, va1c0x1);
190 vprod2x89ABc0 = vmlal_s8(vprod2x89ABc0, vb89ABc0x1, va2c0x1);
191 vprod3x89ABc0 = vmlal_s8(vprod3x89ABc0, vb89ABc0x1, va3c0x1);
192 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc0);
193 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc0);
194 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc0);
195 vacc3x89AB = vpadalq_s16(vacc3x89AB, vprod3x89ABc0);
196 int16x8_t vprod0xCDEFc0 = vmull_s8(vbCDEFc0x0, va0c0x0);
197 int16x8_t vprod1xCDEFc0 = vmull_s8(vbCDEFc0x0, va1c0x0);
198 int16x8_t vprod2xCDEFc0 = vmull_s8(vbCDEFc0x0, va2c0x0);
199 int16x8_t vprod3xCDEFc0 = vmull_s8(vbCDEFc0x0, va3c0x0);
200 const int8x8_t vbCDEFc0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
201 vprod0xCDEFc0 = vmlal_s8(vprod0xCDEFc0, vbCDEFc0x1, va0c0x1);
202 vprod1xCDEFc0 = vmlal_s8(vprod1xCDEFc0, vbCDEFc0x1, va1c0x1);
203 vprod2xCDEFc0 = vmlal_s8(vprod2xCDEFc0, vbCDEFc0x1, va2c0x1);
204 vprod3xCDEFc0 = vmlal_s8(vprod3xCDEFc0, vbCDEFc0x1, va3c0x1);
205 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc0);
206 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc0);
207 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc0);
208 vacc3xCDEF = vpadalq_s16(vacc3xCDEF, vprod3xCDEFc0);
209 const int8x8_t va0c1x0 = vreinterpret_s8_s16(va01x0);
210 const int8x8_t va0c1x1 = vreinterpret_s8_s16(va01x1);
211 const int8x8_t va1c1x0 = vreinterpret_s8_s16(va11x0);
212 const int8x8_t va1c1x1 = vreinterpret_s8_s16(va11x1);
213 const int8x8_t va2c1x0 = vreinterpret_s8_s16(va21x0);
214 const int8x8_t va2c1x1 = vreinterpret_s8_s16(va21x1);
215 const int8x8_t va3c1x0 = vreinterpret_s8_s16(va31x0);
216 const int8x8_t va3c1x1 = vreinterpret_s8_s16(va31x1);
217
218 int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1x0, va0c1x0);
219 int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1x0, va1c1x0);
220 int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1x0, va2c1x0);
221 int16x8_t vprod3x0123c1 = vmull_s8(vb0123c1x0, va3c1x0);
222 const int8x8_t vb0123c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
223 vprod0x0123c1 = vmlal_s8(vprod0x0123c1, vb0123c1x1, va0c1x1);
224 vprod1x0123c1 = vmlal_s8(vprod1x0123c1, vb0123c1x1, va1c1x1);
225 vprod2x0123c1 = vmlal_s8(vprod2x0123c1, vb0123c1x1, va2c1x1);
226 vprod3x0123c1 = vmlal_s8(vprod3x0123c1, vb0123c1x1, va3c1x1);
227 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
228 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
229 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
230 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c1);
231 int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1x0, va0c1x0);
232 int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1x0, va1c1x0);
233 int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1x0, va2c1x0);
234 int16x8_t vprod3x4567c1 = vmull_s8(vb4567c1x0, va3c1x0);
235 const int8x8_t vb4567c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
236 vprod0x4567c1 = vmlal_s8(vprod0x4567c1, vb4567c1x1, va0c1x1);
237 vprod1x4567c1 = vmlal_s8(vprod1x4567c1, vb4567c1x1, va1c1x1);
238 vprod2x4567c1 = vmlal_s8(vprod2x4567c1, vb4567c1x1, va2c1x1);
239 vprod3x4567c1 = vmlal_s8(vprod3x4567c1, vb4567c1x1, va3c1x1);
240 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
241 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
242 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);
243 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c1);
244 int16x8_t vprod0x89ABc1 = vmull_s8(vb89ABc1x0, va0c1x0);
245 int16x8_t vprod1x89ABc1 = vmull_s8(vb89ABc1x0, va1c1x0);
246 int16x8_t vprod2x89ABc1 = vmull_s8(vb89ABc1x0, va2c1x0);
247 int16x8_t vprod3x89ABc1 = vmull_s8(vb89ABc1x0, va3c1x0);
248 const int8x8_t vb89ABc1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
249 vprod0x89ABc1 = vmlal_s8(vprod0x89ABc1, vb89ABc1x1, va0c1x1);
250 vprod1x89ABc1 = vmlal_s8(vprod1x89ABc1, vb89ABc1x1, va1c1x1);
251 vprod2x89ABc1 = vmlal_s8(vprod2x89ABc1, vb89ABc1x1, va2c1x1);
252 vprod3x89ABc1 = vmlal_s8(vprod3x89ABc1, vb89ABc1x1, va3c1x1);
253 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc1);
254 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc1);
255 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc1);
256 vacc3x89AB = vpadalq_s16(vacc3x89AB, vprod3x89ABc1);
257 int16x8_t vprod0xCDEFc1 = vmull_s8(vbCDEFc1x0, va0c1x0);
258 int16x8_t vprod1xCDEFc1 = vmull_s8(vbCDEFc1x0, va1c1x0);
259 int16x8_t vprod2xCDEFc1 = vmull_s8(vbCDEFc1x0, va2c1x0);
260 int16x8_t vprod3xCDEFc1 = vmull_s8(vbCDEFc1x0, va3c1x0);
261 const int8x8_t vbCDEFc1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
262 vprod0xCDEFc1 = vmlal_s8(vprod0xCDEFc1, vbCDEFc1x1, va0c1x1);
263 vprod1xCDEFc1 = vmlal_s8(vprod1xCDEFc1, vbCDEFc1x1, va1c1x1);
264 vprod2xCDEFc1 = vmlal_s8(vprod2xCDEFc1, vbCDEFc1x1, va2c1x1);
265 vprod3xCDEFc1 = vmlal_s8(vprod3xCDEFc1, vbCDEFc1x1, va3c1x1);
266 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc1);
267 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc1);
268 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc1);
269 vacc3xCDEF = vpadalq_s16(vacc3xCDEF, vprod3xCDEFc1);
270 const int8x8_t va0c2x0 = vreinterpret_s8_s16(va02x0);
271 const int8x8_t va0c2x1 = vreinterpret_s8_s16(va02x1);
272 const int8x8_t va1c2x0 = vreinterpret_s8_s16(va12x0);
273 const int8x8_t va1c2x1 = vreinterpret_s8_s16(va12x1);
274 const int8x8_t va2c2x0 = vreinterpret_s8_s16(va22x0);
275 const int8x8_t va2c2x1 = vreinterpret_s8_s16(va22x1);
276 const int8x8_t va3c2x0 = vreinterpret_s8_s16(va32x0);
277 const int8x8_t va3c2x1 = vreinterpret_s8_s16(va32x1);
278
279 int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2x0, va0c2x0);
280 int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2x0, va1c2x0);
281 int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2x0, va2c2x0);
282 int16x8_t vprod3x0123c2 = vmull_s8(vb0123c2x0, va3c2x0);
283 const int8x8_t vb0123c2x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
284 vprod0x0123c2 = vmlal_s8(vprod0x0123c2, vb0123c2x1, va0c2x1);
285 vprod1x0123c2 = vmlal_s8(vprod1x0123c2, vb0123c2x1, va1c2x1);
286 vprod2x0123c2 = vmlal_s8(vprod2x0123c2, vb0123c2x1, va2c2x1);
287 vprod3x0123c2 = vmlal_s8(vprod3x0123c2, vb0123c2x1, va3c2x1);
288 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
289 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
290 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
291 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c2);
292 int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2x0, va0c2x0);
293 int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2x0, va1c2x0);
294 int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2x0, va2c2x0);
295 int16x8_t vprod3x4567c2 = vmull_s8(vb4567c2x0, va3c2x0);
296 const int8x8_t vb4567c2x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
297 vprod0x4567c2 = vmlal_s8(vprod0x4567c2, vb4567c2x1, va0c2x1);
298 vprod1x4567c2 = vmlal_s8(vprod1x4567c2, vb4567c2x1, va1c2x1);
299 vprod2x4567c2 = vmlal_s8(vprod2x4567c2, vb4567c2x1, va2c2x1);
300 vprod3x4567c2 = vmlal_s8(vprod3x4567c2, vb4567c2x1, va3c2x1);
301 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
302 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
303 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
304 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c2);
305 int16x8_t vprod0x89ABc2 = vmull_s8(vb89ABc2x0, va0c2x0);
306 int16x8_t vprod1x89ABc2 = vmull_s8(vb89ABc2x0, va1c2x0);
307 int16x8_t vprod2x89ABc2 = vmull_s8(vb89ABc2x0, va2c2x0);
308 int16x8_t vprod3x89ABc2 = vmull_s8(vb89ABc2x0, va3c2x0);
309 const int8x8_t vb89ABc2x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
310 vprod0x89ABc2 = vmlal_s8(vprod0x89ABc2, vb89ABc2x1, va0c2x1);
311 vprod1x89ABc2 = vmlal_s8(vprod1x89ABc2, vb89ABc2x1, va1c2x1);
312 vprod2x89ABc2 = vmlal_s8(vprod2x89ABc2, vb89ABc2x1, va2c2x1);
313 vprod3x89ABc2 = vmlal_s8(vprod3x89ABc2, vb89ABc2x1, va3c2x1);
314 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc2);
315 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc2);
316 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc2);
317 vacc3x89AB = vpadalq_s16(vacc3x89AB, vprod3x89ABc2);
318 int16x8_t vprod0xCDEFc2 = vmull_s8(vbCDEFc2x0, va0c2x0);
319 int16x8_t vprod1xCDEFc2 = vmull_s8(vbCDEFc2x0, va1c2x0);
320 int16x8_t vprod2xCDEFc2 = vmull_s8(vbCDEFc2x0, va2c2x0);
321 int16x8_t vprod3xCDEFc2 = vmull_s8(vbCDEFc2x0, va3c2x0);
322 const int8x8_t vbCDEFc2x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
323 vprod0xCDEFc2 = vmlal_s8(vprod0xCDEFc2, vbCDEFc2x1, va0c2x1);
324 vprod1xCDEFc2 = vmlal_s8(vprod1xCDEFc2, vbCDEFc2x1, va1c2x1);
325 vprod2xCDEFc2 = vmlal_s8(vprod2xCDEFc2, vbCDEFc2x1, va2c2x1);
326 vprod3xCDEFc2 = vmlal_s8(vprod3xCDEFc2, vbCDEFc2x1, va3c2x1);
327 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc2);
328 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc2);
329 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc2);
330 vacc3xCDEF = vpadalq_s16(vacc3xCDEF, vprod3xCDEFc2);
331 const int8x8_t va0c3x0 = vreinterpret_s8_s16(va03x0);
332 const int8x8_t va0c3x1 = vreinterpret_s8_s16(va03x1);
333 const int8x8_t va1c3x0 = vreinterpret_s8_s16(va13x0);
334 const int8x8_t va1c3x1 = vreinterpret_s8_s16(va13x1);
335 const int8x8_t va2c3x0 = vreinterpret_s8_s16(va23x0);
336 const int8x8_t va2c3x1 = vreinterpret_s8_s16(va23x1);
337 const int8x8_t va3c3x0 = vreinterpret_s8_s16(va33x0);
338 const int8x8_t va3c3x1 = vreinterpret_s8_s16(va33x1);
339
340 int16x8_t vprod0x0123c3 = vmull_s8(vb0123c3x0, va0c3x0);
341 int16x8_t vprod1x0123c3 = vmull_s8(vb0123c3x0, va1c3x0);
342 int16x8_t vprod2x0123c3 = vmull_s8(vb0123c3x0, va2c3x0);
343 int16x8_t vprod3x0123c3 = vmull_s8(vb0123c3x0, va3c3x0);
344 const int8x8_t vb0123c3x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
345 vprod0x0123c3 = vmlal_s8(vprod0x0123c3, vb0123c3x1, va0c3x1);
346 vprod1x0123c3 = vmlal_s8(vprod1x0123c3, vb0123c3x1, va1c3x1);
347 vprod2x0123c3 = vmlal_s8(vprod2x0123c3, vb0123c3x1, va2c3x1);
348 vprod3x0123c3 = vmlal_s8(vprod3x0123c3, vb0123c3x1, va3c3x1);
349 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c3);
350 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c3);
351 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c3);
352 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c3);
353 int16x8_t vprod0x4567c3 = vmull_s8(vb4567c3x0, va0c3x0);
354 int16x8_t vprod1x4567c3 = vmull_s8(vb4567c3x0, va1c3x0);
355 int16x8_t vprod2x4567c3 = vmull_s8(vb4567c3x0, va2c3x0);
356 int16x8_t vprod3x4567c3 = vmull_s8(vb4567c3x0, va3c3x0);
357 const int8x8_t vb4567c3x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
358 vprod0x4567c3 = vmlal_s8(vprod0x4567c3, vb4567c3x1, va0c3x1);
359 vprod1x4567c3 = vmlal_s8(vprod1x4567c3, vb4567c3x1, va1c3x1);
360 vprod2x4567c3 = vmlal_s8(vprod2x4567c3, vb4567c3x1, va2c3x1);
361 vprod3x4567c3 = vmlal_s8(vprod3x4567c3, vb4567c3x1, va3c3x1);
362 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c3);
363 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c3);
364 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c3);
365 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c3);
366 int16x8_t vprod0x89ABc3 = vmull_s8(vb89ABc3x0, va0c3x0);
367 int16x8_t vprod1x89ABc3 = vmull_s8(vb89ABc3x0, va1c3x0);
368 int16x8_t vprod2x89ABc3 = vmull_s8(vb89ABc3x0, va2c3x0);
369 int16x8_t vprod3x89ABc3 = vmull_s8(vb89ABc3x0, va3c3x0);
370 const int8x8_t vb89ABc3x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
371 vprod0x89ABc3 = vmlal_s8(vprod0x89ABc3, vb89ABc3x1, va0c3x1);
372 vprod1x89ABc3 = vmlal_s8(vprod1x89ABc3, vb89ABc3x1, va1c3x1);
373 vprod2x89ABc3 = vmlal_s8(vprod2x89ABc3, vb89ABc3x1, va2c3x1);
374 vprod3x89ABc3 = vmlal_s8(vprod3x89ABc3, vb89ABc3x1, va3c3x1);
375 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc3);
376 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc3);
377 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc3);
378 vacc3x89AB = vpadalq_s16(vacc3x89AB, vprod3x89ABc3);
379 int16x8_t vprod0xCDEFc3 = vmull_s8(vbCDEFc3x0, va0c3x0);
380 int16x8_t vprod1xCDEFc3 = vmull_s8(vbCDEFc3x0, va1c3x0);
381 int16x8_t vprod2xCDEFc3 = vmull_s8(vbCDEFc3x0, va2c3x0);
382 int16x8_t vprod3xCDEFc3 = vmull_s8(vbCDEFc3x0, va3c3x0);
383 const int8x8_t vbCDEFc3x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
384 vprod0xCDEFc3 = vmlal_s8(vprod0xCDEFc3, vbCDEFc3x1, va0c3x1);
385 vprod1xCDEFc3 = vmlal_s8(vprod1xCDEFc3, vbCDEFc3x1, va1c3x1);
386 vprod2xCDEFc3 = vmlal_s8(vprod2xCDEFc3, vbCDEFc3x1, va2c3x1);
387 vprod3xCDEFc3 = vmlal_s8(vprod3xCDEFc3, vbCDEFc3x1, va3c3x1);
388 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc3);
389 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc3);
390 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc3);
391 vacc3xCDEF = vpadalq_s16(vacc3xCDEF, vprod3xCDEFc3);
392
393 k -= 16 * sizeof(int8_t);
394 }
395
396 if (k >= 8 * sizeof(int8_t)) {
397 const int16x4_t va00 = vld1_dup_s16((const void*)a0);
398 const int16x4_t va01 = vld1_dup_s16((const void*)(a0 + 2));
399 const int16x4_t va02 = vld1_dup_s16((const void*)(a0 + 4));
400 const int16x4_t va03 = vld1_dup_s16((const void*)(a0 + 6)); a0 += 8;
401 const int16x4_t va10 = vld1_dup_s16((const void*)a1);
402 const int16x4_t va11 = vld1_dup_s16((const void*)(a1 + 2));
403 const int16x4_t va12 = vld1_dup_s16((const void*)(a1 + 4));
404 const int16x4_t va13 = vld1_dup_s16((const void*)(a1 + 6)); a1 += 8;
405 const int16x4_t va20 = vld1_dup_s16((const void*)a2);
406 const int16x4_t va21 = vld1_dup_s16((const void*)(a2 + 2));
407 const int16x4_t va22 = vld1_dup_s16((const void*)(a2 + 4));
408 const int16x4_t va23 = vld1_dup_s16((const void*)(a2 + 6)); a2 += 8;
409 const int16x4_t va30 = vld1_dup_s16((const void*)a3);
410 const int16x4_t va31 = vld1_dup_s16((const void*)(a3 + 2));
411 const int16x4_t va32 = vld1_dup_s16((const void*)(a3 + 4));
412 const int16x4_t va33 = vld1_dup_s16((const void*)(a3 + 6)); a3 += 8;
413
414 const int8x8_t vb0123c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
415 const int8x8_t vb4567c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
416 const int8x8_t vb89ABc0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
417 const int8x8_t vbCDEFc0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
418 const int8x8_t vb0123c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
419 const int8x8_t vb4567c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
420 const int8x8_t vb89ABc1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
421 const int8x8_t vbCDEFc1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
422 const int8x8_t vb0123c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
423 const int8x8_t vb4567c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
424 const int8x8_t vb89ABc2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
425 const int8x8_t vbCDEFc2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
426 const int8x8_t vb0123c3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
427 const int8x8_t vb4567c3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
428 const int8x8_t vb89ABc3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
429 const int8x8_t vbCDEFc3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
430
431 const int8x8_t va0c0 = vreinterpret_s8_s16(va00);
432 const int8x8_t va1c0 = vreinterpret_s8_s16(va10);
433 const int8x8_t va2c0 = vreinterpret_s8_s16(va20);
434 const int8x8_t va3c0 = vreinterpret_s8_s16(va30);
435
436 const int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0, va0c0);
437 const int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0, va1c0);
438 const int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0, va2c0);
439 const int16x8_t vprod3x0123c0 = vmull_s8(vb0123c0, va3c0);
440 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
441 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
442 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
443 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c0);
444 const int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0, va0c0);
445 const int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0, va1c0);
446 const int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0, va2c0);
447 const int16x8_t vprod3x4567c0 = vmull_s8(vb4567c0, va3c0);
448 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
449 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
450 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);
451 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c0);
452 const int16x8_t vprod0x89ABc0 = vmull_s8(vb89ABc0, va0c0);
453 const int16x8_t vprod1x89ABc0 = vmull_s8(vb89ABc0, va1c0);
454 const int16x8_t vprod2x89ABc0 = vmull_s8(vb89ABc0, va2c0);
455 const int16x8_t vprod3x89ABc0 = vmull_s8(vb89ABc0, va3c0);
456 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc0);
457 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc0);
458 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc0);
459 vacc3x89AB = vpadalq_s16(vacc3x89AB, vprod3x89ABc0);
460 const int16x8_t vprod0xCDEFc0 = vmull_s8(vbCDEFc0, va0c0);
461 const int16x8_t vprod1xCDEFc0 = vmull_s8(vbCDEFc0, va1c0);
462 const int16x8_t vprod2xCDEFc0 = vmull_s8(vbCDEFc0, va2c0);
463 const int16x8_t vprod3xCDEFc0 = vmull_s8(vbCDEFc0, va3c0);
464 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc0);
465 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc0);
466 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc0);
467 vacc3xCDEF = vpadalq_s16(vacc3xCDEF, vprod3xCDEFc0);
468 const int8x8_t va0c1 = vreinterpret_s8_s16(va01);
469 const int8x8_t va1c1 = vreinterpret_s8_s16(va11);
470 const int8x8_t va2c1 = vreinterpret_s8_s16(va21);
471 const int8x8_t va3c1 = vreinterpret_s8_s16(va31);
472
473 const int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1, va0c1);
474 const int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1, va1c1);
475 const int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1, va2c1);
476 const int16x8_t vprod3x0123c1 = vmull_s8(vb0123c1, va3c1);
477 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
478 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
479 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
480 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c1);
481 const int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1, va0c1);
482 const int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1, va1c1);
483 const int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1, va2c1);
484 const int16x8_t vprod3x4567c1 = vmull_s8(vb4567c1, va3c1);
485 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
486 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
487 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);
488 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c1);
489 const int16x8_t vprod0x89ABc1 = vmull_s8(vb89ABc1, va0c1);
490 const int16x8_t vprod1x89ABc1 = vmull_s8(vb89ABc1, va1c1);
491 const int16x8_t vprod2x89ABc1 = vmull_s8(vb89ABc1, va2c1);
492 const int16x8_t vprod3x89ABc1 = vmull_s8(vb89ABc1, va3c1);
493 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc1);
494 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc1);
495 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc1);
496 vacc3x89AB = vpadalq_s16(vacc3x89AB, vprod3x89ABc1);
497 const int16x8_t vprod0xCDEFc1 = vmull_s8(vbCDEFc1, va0c1);
498 const int16x8_t vprod1xCDEFc1 = vmull_s8(vbCDEFc1, va1c1);
499 const int16x8_t vprod2xCDEFc1 = vmull_s8(vbCDEFc1, va2c1);
500 const int16x8_t vprod3xCDEFc1 = vmull_s8(vbCDEFc1, va3c1);
501 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc1);
502 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc1);
503 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc1);
504 vacc3xCDEF = vpadalq_s16(vacc3xCDEF, vprod3xCDEFc1);
505 const int8x8_t va0c2 = vreinterpret_s8_s16(va02);
506 const int8x8_t va1c2 = vreinterpret_s8_s16(va12);
507 const int8x8_t va2c2 = vreinterpret_s8_s16(va22);
508 const int8x8_t va3c2 = vreinterpret_s8_s16(va32);
509
510 const int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2, va0c2);
511 const int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2, va1c2);
512 const int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2, va2c2);
513 const int16x8_t vprod3x0123c2 = vmull_s8(vb0123c2, va3c2);
514 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
515 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
516 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
517 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c2);
518 const int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2, va0c2);
519 const int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2, va1c2);
520 const int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2, va2c2);
521 const int16x8_t vprod3x4567c2 = vmull_s8(vb4567c2, va3c2);
522 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
523 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
524 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
525 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c2);
526 const int16x8_t vprod0x89ABc2 = vmull_s8(vb89ABc2, va0c2);
527 const int16x8_t vprod1x89ABc2 = vmull_s8(vb89ABc2, va1c2);
528 const int16x8_t vprod2x89ABc2 = vmull_s8(vb89ABc2, va2c2);
529 const int16x8_t vprod3x89ABc2 = vmull_s8(vb89ABc2, va3c2);
530 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc2);
531 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc2);
532 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc2);
533 vacc3x89AB = vpadalq_s16(vacc3x89AB, vprod3x89ABc2);
534 const int16x8_t vprod0xCDEFc2 = vmull_s8(vbCDEFc2, va0c2);
535 const int16x8_t vprod1xCDEFc2 = vmull_s8(vbCDEFc2, va1c2);
536 const int16x8_t vprod2xCDEFc2 = vmull_s8(vbCDEFc2, va2c2);
537 const int16x8_t vprod3xCDEFc2 = vmull_s8(vbCDEFc2, va3c2);
538 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc2);
539 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc2);
540 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc2);
541 vacc3xCDEF = vpadalq_s16(vacc3xCDEF, vprod3xCDEFc2);
542 const int8x8_t va0c3 = vreinterpret_s8_s16(va03);
543 const int8x8_t va1c3 = vreinterpret_s8_s16(va13);
544 const int8x8_t va2c3 = vreinterpret_s8_s16(va23);
545 const int8x8_t va3c3 = vreinterpret_s8_s16(va33);
546
547 const int16x8_t vprod0x0123c3 = vmull_s8(vb0123c3, va0c3);
548 const int16x8_t vprod1x0123c3 = vmull_s8(vb0123c3, va1c3);
549 const int16x8_t vprod2x0123c3 = vmull_s8(vb0123c3, va2c3);
550 const int16x8_t vprod3x0123c3 = vmull_s8(vb0123c3, va3c3);
551 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c3);
552 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c3);
553 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c3);
554 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c3);
555 const int16x8_t vprod0x4567c3 = vmull_s8(vb4567c3, va0c3);
556 const int16x8_t vprod1x4567c3 = vmull_s8(vb4567c3, va1c3);
557 const int16x8_t vprod2x4567c3 = vmull_s8(vb4567c3, va2c3);
558 const int16x8_t vprod3x4567c3 = vmull_s8(vb4567c3, va3c3);
559 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c3);
560 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c3);
561 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c3);
562 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c3);
563 const int16x8_t vprod0x89ABc3 = vmull_s8(vb89ABc3, va0c3);
564 const int16x8_t vprod1x89ABc3 = vmull_s8(vb89ABc3, va1c3);
565 const int16x8_t vprod2x89ABc3 = vmull_s8(vb89ABc3, va2c3);
566 const int16x8_t vprod3x89ABc3 = vmull_s8(vb89ABc3, va3c3);
567 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc3);
568 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc3);
569 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc3);
570 vacc3x89AB = vpadalq_s16(vacc3x89AB, vprod3x89ABc3);
571 const int16x8_t vprod0xCDEFc3 = vmull_s8(vbCDEFc3, va0c3);
572 const int16x8_t vprod1xCDEFc3 = vmull_s8(vbCDEFc3, va1c3);
573 const int16x8_t vprod2xCDEFc3 = vmull_s8(vbCDEFc3, va2c3);
574 const int16x8_t vprod3xCDEFc3 = vmull_s8(vbCDEFc3, va3c3);
575 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc3);
576 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc3);
577 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc3);
578 vacc3xCDEF = vpadalq_s16(vacc3xCDEF, vprod3xCDEFc3);
579
580 k -= 8 * sizeof(int8_t);
581 }
582
583 if XNN_UNLIKELY(k != 0) {
584 const int8x8_t va0 = vld1_s8(a0); a0 = (const int8_t*) ((uintptr_t) a0 + k);
585 const int8x8_t va1 = vld1_s8(a1); a1 = (const int8_t*) ((uintptr_t) a1 + k);
586 const int8x8_t va2 = vld1_s8(a2); a2 = (const int8_t*) ((uintptr_t) a2 + k);
587 const int8x8_t va3 = vld1_s8(a3); a3 = (const int8_t*) ((uintptr_t) a3 + k);
588
589 const int8x8_t vb0123c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
590 const int8x8_t vb4567c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
591 const int8x8_t vb89ABc0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
592 const int8x8_t vbCDEFc0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
593
594 const int8x8_t va0c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 0));
595 const int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0, va0c0);
596 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
597 const int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0, va0c0);
598 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
599 const int16x8_t vprod0x89ABc0 = vmull_s8(vb89ABc0, va0c0);
600 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc0);
601 const int16x8_t vprod0xCDEFc0 = vmull_s8(vbCDEFc0, va0c0);
602 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc0);
603 const int8x8_t va1c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 0));
604 const int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0, va1c0);
605 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
606 const int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0, va1c0);
607 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
608 const int16x8_t vprod1x89ABc0 = vmull_s8(vb89ABc0, va1c0);
609 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc0);
610 const int16x8_t vprod1xCDEFc0 = vmull_s8(vbCDEFc0, va1c0);
611 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc0);
612 const int8x8_t va2c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 0));
613 const int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0, va2c0);
614 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
615 const int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0, va2c0);
616 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);
617 const int16x8_t vprod2x89ABc0 = vmull_s8(vb89ABc0, va2c0);
618 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc0);
619 const int16x8_t vprod2xCDEFc0 = vmull_s8(vbCDEFc0, va2c0);
620 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc0);
621 const int8x8_t va3c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3), 0));
622 const int16x8_t vprod3x0123c0 = vmull_s8(vb0123c0, va3c0);
623 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c0);
624 const int16x8_t vprod3x4567c0 = vmull_s8(vb4567c0, va3c0);
625 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c0);
626 const int16x8_t vprod3x89ABc0 = vmull_s8(vb89ABc0, va3c0);
627 vacc3x89AB = vpadalq_s16(vacc3x89AB, vprod3x89ABc0);
628 const int16x8_t vprod3xCDEFc0 = vmull_s8(vbCDEFc0, va3c0);
629 vacc3xCDEF = vpadalq_s16(vacc3xCDEF, vprod3xCDEFc0);
630
631 if (k > 2 * sizeof(int8_t)) {
632 const int8x8_t vb0123c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
633 const int8x8_t vb4567c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
634 const int8x8_t vb89ABc1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
635 const int8x8_t vbCDEFc1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
636
637 const int8x8_t va0c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 1));
638 const int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1, va0c1);
639 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
640 const int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1, va0c1);
641 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
642 const int16x8_t vprod0x89ABc1 = vmull_s8(vb89ABc1, va0c1);
643 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc1);
644 const int16x8_t vprod0xCDEFc1 = vmull_s8(vbCDEFc1, va0c1);
645 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc1);
646 const int8x8_t va1c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 1));
647 const int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1, va1c1);
648 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
649 const int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1, va1c1);
650 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
651 const int16x8_t vprod1x89ABc1 = vmull_s8(vb89ABc1, va1c1);
652 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc1);
653 const int16x8_t vprod1xCDEFc1 = vmull_s8(vbCDEFc1, va1c1);
654 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc1);
655 const int8x8_t va2c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 1));
656 const int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1, va2c1);
657 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
658 const int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1, va2c1);
659 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);
660 const int16x8_t vprod2x89ABc1 = vmull_s8(vb89ABc1, va2c1);
661 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc1);
662 const int16x8_t vprod2xCDEFc1 = vmull_s8(vbCDEFc1, va2c1);
663 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc1);
664 const int8x8_t va3c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3), 1));
665 const int16x8_t vprod3x0123c1 = vmull_s8(vb0123c1, va3c1);
666 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c1);
667 const int16x8_t vprod3x4567c1 = vmull_s8(vb4567c1, va3c1);
668 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c1);
669 const int16x8_t vprod3x89ABc1 = vmull_s8(vb89ABc1, va3c1);
670 vacc3x89AB = vpadalq_s16(vacc3x89AB, vprod3x89ABc1);
671 const int16x8_t vprod3xCDEFc1 = vmull_s8(vbCDEFc1, va3c1);
672 vacc3xCDEF = vpadalq_s16(vacc3xCDEF, vprod3xCDEFc1);
673
674 if (k > 4 * sizeof(int8_t)) {
675 const int8x8_t vb0123c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
676 const int8x8_t vb4567c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
677 const int8x8_t vb89ABc2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
678 const int8x8_t vbCDEFc2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
679
680 const int8x8_t va0c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 2));
681 const int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2, va0c2);
682 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
683 const int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2, va0c2);
684 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
685 const int16x8_t vprod0x89ABc2 = vmull_s8(vb89ABc2, va0c2);
686 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc2);
687 const int16x8_t vprod0xCDEFc2 = vmull_s8(vbCDEFc2, va0c2);
688 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc2);
689 const int8x8_t va1c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 2));
690 const int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2, va1c2);
691 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
692 const int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2, va1c2);
693 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
694 const int16x8_t vprod1x89ABc2 = vmull_s8(vb89ABc2, va1c2);
695 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc2);
696 const int16x8_t vprod1xCDEFc2 = vmull_s8(vbCDEFc2, va1c2);
697 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc2);
698 const int8x8_t va2c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 2));
699 const int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2, va2c2);
700 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
701 const int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2, va2c2);
702 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
703 const int16x8_t vprod2x89ABc2 = vmull_s8(vb89ABc2, va2c2);
704 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc2);
705 const int16x8_t vprod2xCDEFc2 = vmull_s8(vbCDEFc2, va2c2);
706 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc2);
707 const int8x8_t va3c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3), 2));
708 const int16x8_t vprod3x0123c2 = vmull_s8(vb0123c2, va3c2);
709 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c2);
710 const int16x8_t vprod3x4567c2 = vmull_s8(vb4567c2, va3c2);
711 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c2);
712 const int16x8_t vprod3x89ABc2 = vmull_s8(vb89ABc2, va3c2);
713 vacc3x89AB = vpadalq_s16(vacc3x89AB, vprod3x89ABc2);
714 const int16x8_t vprod3xCDEFc2 = vmull_s8(vbCDEFc2, va3c2);
715 vacc3xCDEF = vpadalq_s16(vacc3xCDEF, vprod3xCDEFc2);
716 }
717 }
718 }
719 p -= 4 * sizeof(void*);
720 } while (p != 0);
721
722 const int32x4_t vright_pre_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_pre_shift);
723 const int32x4_t vmultiplier = vld1q_dup_s32(¶ms->rndnu_neon.multiplier);
724 const int32x4_t vright_post_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_post_shift);
725
726 vacc0x0123 = vqshlq_s32(vacc0x0123, vright_pre_shift);
727 vacc0x4567 = vqshlq_s32(vacc0x4567, vright_pre_shift);
728 vacc0x89AB = vqshlq_s32(vacc0x89AB, vright_pre_shift);
729 vacc0xCDEF = vqshlq_s32(vacc0xCDEF, vright_pre_shift);
730 vacc1x0123 = vqshlq_s32(vacc1x0123, vright_pre_shift);
731 vacc1x4567 = vqshlq_s32(vacc1x4567, vright_pre_shift);
732 vacc1x89AB = vqshlq_s32(vacc1x89AB, vright_pre_shift);
733 vacc1xCDEF = vqshlq_s32(vacc1xCDEF, vright_pre_shift);
734 vacc2x0123 = vqshlq_s32(vacc2x0123, vright_pre_shift);
735 vacc2x4567 = vqshlq_s32(vacc2x4567, vright_pre_shift);
736 vacc2x89AB = vqshlq_s32(vacc2x89AB, vright_pre_shift);
737 vacc2xCDEF = vqshlq_s32(vacc2xCDEF, vright_pre_shift);
738 vacc3x0123 = vqshlq_s32(vacc3x0123, vright_pre_shift);
739 vacc3x4567 = vqshlq_s32(vacc3x4567, vright_pre_shift);
740 vacc3x89AB = vqshlq_s32(vacc3x89AB, vright_pre_shift);
741 vacc3xCDEF = vqshlq_s32(vacc3xCDEF, vright_pre_shift);
742
743 vacc0x0123 = vqdmulhq_s32(vacc0x0123, vmultiplier);
744 vacc0x4567 = vqdmulhq_s32(vacc0x4567, vmultiplier);
745 vacc0x89AB = vqdmulhq_s32(vacc0x89AB, vmultiplier);
746 vacc0xCDEF = vqdmulhq_s32(vacc0xCDEF, vmultiplier);
747 vacc1x0123 = vqdmulhq_s32(vacc1x0123, vmultiplier);
748 vacc1x4567 = vqdmulhq_s32(vacc1x4567, vmultiplier);
749 vacc1x89AB = vqdmulhq_s32(vacc1x89AB, vmultiplier);
750 vacc1xCDEF = vqdmulhq_s32(vacc1xCDEF, vmultiplier);
751 vacc2x0123 = vqdmulhq_s32(vacc2x0123, vmultiplier);
752 vacc2x4567 = vqdmulhq_s32(vacc2x4567, vmultiplier);
753 vacc2x89AB = vqdmulhq_s32(vacc2x89AB, vmultiplier);
754 vacc2xCDEF = vqdmulhq_s32(vacc2xCDEF, vmultiplier);
755 vacc3x0123 = vqdmulhq_s32(vacc3x0123, vmultiplier);
756 vacc3x4567 = vqdmulhq_s32(vacc3x4567, vmultiplier);
757 vacc3x89AB = vqdmulhq_s32(vacc3x89AB, vmultiplier);
758 vacc3xCDEF = vqdmulhq_s32(vacc3xCDEF, vmultiplier);
759
760 vacc0x0123 = vrshlq_s32(vacc0x0123, vright_post_shift);
761 vacc0x4567 = vrshlq_s32(vacc0x4567, vright_post_shift);
762 vacc0x89AB = vrshlq_s32(vacc0x89AB, vright_post_shift);
763 vacc0xCDEF = vrshlq_s32(vacc0xCDEF, vright_post_shift);
764 vacc1x0123 = vrshlq_s32(vacc1x0123, vright_post_shift);
765 vacc1x4567 = vrshlq_s32(vacc1x4567, vright_post_shift);
766 vacc1x89AB = vrshlq_s32(vacc1x89AB, vright_post_shift);
767 vacc1xCDEF = vrshlq_s32(vacc1xCDEF, vright_post_shift);
768 vacc2x0123 = vrshlq_s32(vacc2x0123, vright_post_shift);
769 vacc2x4567 = vrshlq_s32(vacc2x4567, vright_post_shift);
770 vacc2x89AB = vrshlq_s32(vacc2x89AB, vright_post_shift);
771 vacc2xCDEF = vrshlq_s32(vacc2xCDEF, vright_post_shift);
772 vacc3x0123 = vrshlq_s32(vacc3x0123, vright_post_shift);
773 vacc3x4567 = vrshlq_s32(vacc3x4567, vright_post_shift);
774 vacc3x89AB = vrshlq_s32(vacc3x89AB, vright_post_shift);
775 vacc3xCDEF = vrshlq_s32(vacc3xCDEF, vright_post_shift);
776
777 const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->rndnu_neon.output_zero_point);
778 #if XNN_ARCH_ARM64
779 int16x8_t vacc0x01234567 = vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567);
780 int16x8_t vacc0x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc0x89AB), vacc0xCDEF);
781 int16x8_t vacc1x01234567 = vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567);
782 int16x8_t vacc1x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc1x89AB), vacc1xCDEF);
783 int16x8_t vacc2x01234567 = vqmovn_high_s32(vqmovn_s32(vacc2x0123), vacc2x4567);
784 int16x8_t vacc2x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc2x89AB), vacc2xCDEF);
785 int16x8_t vacc3x01234567 = vqmovn_high_s32(vqmovn_s32(vacc3x0123), vacc3x4567);
786 int16x8_t vacc3x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc3x89AB), vacc3xCDEF);
787
788 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
789 vacc0x89ABCDEF = vqaddq_s16(vacc0x89ABCDEF, voutput_zero_point);
790 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
791 vacc1x89ABCDEF = vqaddq_s16(vacc1x89ABCDEF, voutput_zero_point);
792 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
793 vacc2x89ABCDEF = vqaddq_s16(vacc2x89ABCDEF, voutput_zero_point);
794 vacc3x01234567 = vqaddq_s16(vacc3x01234567, voutput_zero_point);
795 vacc3x89ABCDEF = vqaddq_s16(vacc3x89ABCDEF, voutput_zero_point);
796
797 int8x16_t vout0x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc0x89ABCDEF);
798 int8x16_t vout1x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc1x01234567), vacc1x89ABCDEF);
799 int8x16_t vout2x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc2x01234567), vacc2x89ABCDEF);
800 int8x16_t vout3x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc3x01234567), vacc3x89ABCDEF);
801 #else
802 int16x8_t vacc0x01234567 = vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567));
803 int16x8_t vacc0x89ABCDEF = vcombine_s16(vqmovn_s32(vacc0x89AB), vqmovn_s32(vacc0xCDEF));
804 int16x8_t vacc1x01234567 = vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567));
805 int16x8_t vacc1x89ABCDEF = vcombine_s16(vqmovn_s32(vacc1x89AB), vqmovn_s32(vacc1xCDEF));
806 int16x8_t vacc2x01234567 = vcombine_s16(vqmovn_s32(vacc2x0123), vqmovn_s32(vacc2x4567));
807 int16x8_t vacc2x89ABCDEF = vcombine_s16(vqmovn_s32(vacc2x89AB), vqmovn_s32(vacc2xCDEF));
808 int16x8_t vacc3x01234567 = vcombine_s16(vqmovn_s32(vacc3x0123), vqmovn_s32(vacc3x4567));
809 int16x8_t vacc3x89ABCDEF = vcombine_s16(vqmovn_s32(vacc3x89AB), vqmovn_s32(vacc3xCDEF));
810
811 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
812 vacc0x89ABCDEF = vqaddq_s16(vacc0x89ABCDEF, voutput_zero_point);
813 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
814 vacc1x89ABCDEF = vqaddq_s16(vacc1x89ABCDEF, voutput_zero_point);
815 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
816 vacc2x89ABCDEF = vqaddq_s16(vacc2x89ABCDEF, voutput_zero_point);
817 vacc3x01234567 = vqaddq_s16(vacc3x01234567, voutput_zero_point);
818 vacc3x89ABCDEF = vqaddq_s16(vacc3x89ABCDEF, voutput_zero_point);
819
820 int8x16_t vout0x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc0x89ABCDEF));
821 int8x16_t vout1x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc1x01234567), vqmovn_s16(vacc1x89ABCDEF));
822 int8x16_t vout2x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc2x01234567), vqmovn_s16(vacc2x89ABCDEF));
823 int8x16_t vout3x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc3x01234567), vqmovn_s16(vacc3x89ABCDEF));
824 #endif
825
826 const int8x16_t voutput_min = vld1q_dup_s8(¶ms->rndnu_neon.output_min);
827 vout0x0123456789ABCDEF = vmaxq_s8(vout0x0123456789ABCDEF, voutput_min);
828 vout1x0123456789ABCDEF = vmaxq_s8(vout1x0123456789ABCDEF, voutput_min);
829 vout2x0123456789ABCDEF = vmaxq_s8(vout2x0123456789ABCDEF, voutput_min);
830 vout3x0123456789ABCDEF = vmaxq_s8(vout3x0123456789ABCDEF, voutput_min);
831
832 const int8x16_t voutput_max = vld1q_dup_s8(¶ms->rndnu_neon.output_max);
833 vout0x0123456789ABCDEF = vminq_s8(vout0x0123456789ABCDEF, voutput_max);
834 vout1x0123456789ABCDEF = vminq_s8(vout1x0123456789ABCDEF, voutput_max);
835 vout2x0123456789ABCDEF = vminq_s8(vout2x0123456789ABCDEF, voutput_max);
836 vout3x0123456789ABCDEF = vminq_s8(vout3x0123456789ABCDEF, voutput_max);
837
838 if (nc >= 16) {
839 vst1q_s8(c3 + 0, vout3x0123456789ABCDEF);
840 vst1q_s8(c2 + 0, vout2x0123456789ABCDEF);
841 vst1q_s8(c1 + 0, vout1x0123456789ABCDEF);
842 vst1q_s8(c0 + 0, vout0x0123456789ABCDEF);
843
844 c3 = (int8_t*) ((uintptr_t) c3 + cn_stride);
845 c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
846 c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
847 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
848
849 a = (const int8_t**restrict) ((uintptr_t) a - ks);
850
851 nc -= 16;
852 } else {
853 int8x16_t vout2x01234567_3x01234567 = vcombine_s8(vget_low_s8(vout2x0123456789ABCDEF), vget_low_s8(vout3x0123456789ABCDEF));
854 int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vget_low_s8(vout0x0123456789ABCDEF), vget_low_s8(vout1x0123456789ABCDEF));
855 if (nc & 8) {
856 vst1_s8(c3, vget_high_s8(vout2x01234567_3x01234567)); c3 += 8;
857 vst1_s8(c2, vget_low_s8(vout2x01234567_3x01234567)); c2 += 8;
858 vst1_s8(c1, vget_high_s8(vout0x01234567_1x01234567)); c1 += 8;
859 vst1_s8(c0, vget_low_s8(vout0x01234567_1x01234567)); c0 += 8;
860 vout2x01234567_3x01234567 = vcombine_s8(vget_high_s8(vout2x0123456789ABCDEF), vget_high_s8(vout3x0123456789ABCDEF));
861 vout0x01234567_1x01234567 = vcombine_s8(vget_high_s8(vout0x0123456789ABCDEF), vget_high_s8(vout1x0123456789ABCDEF));
862 }
863 if (nc & 4) {
864 vst1q_lane_u32((void*) c3, vreinterpretq_u32_s8(vout2x01234567_3x01234567), 2); c3 += 4;
865 vst1q_lane_u32((void*) c2, vreinterpretq_u32_s8(vout2x01234567_3x01234567), 0); c2 += 4;
866 vst1q_lane_u32((void*) c1, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 2); c1 += 4;
867 vst1q_lane_u32((void*) c0, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 0); c0 += 4;
868 vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 4);
869 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4);
870 }
871 if (nc & 2) {
872 vst1q_lane_u16((void*) c3, vreinterpretq_u16_s8(vout2x01234567_3x01234567), 4); c3 += 2;
873 vst1q_lane_u16((void*) c2, vreinterpretq_u16_s8(vout2x01234567_3x01234567), 0); c2 += 2;
874 vst1q_lane_u16((void*) c1, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 4); c1 += 2;
875 vst1q_lane_u16((void*) c0, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 0); c0 += 2;
876 vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 2);
877 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2);
878 }
879 if (nc & 1) {
880 vst1q_lane_s8(c3, vout2x01234567_3x01234567, 8);
881 vst1q_lane_s8(c2, vout2x01234567_3x01234567, 0);
882 vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8);
883 vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0);
884 }
885
886 nc = 0;
887 }
888 } while (nc != 0);
889 }
890