1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-gemm/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_gemm_minmax_rndnu_ukernel_3x16c2__neon_mlal_ld2r(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)])17 void xnn_qs8_gemm_minmax_rndnu_ukernel_3x16c2__neon_mlal_ld2r(
18 size_t mr,
19 size_t nc,
20 size_t kc,
21 const int8_t* restrict a,
22 size_t a_stride,
23 const void* restrict w,
24 int8_t* restrict c,
25 size_t cm_stride,
26 size_t cn_stride,
27 const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
28 {
29 assert(mr != 0);
30 assert(mr <= 3);
31 assert(nc != 0);
32 assert(kc != 0);
33 assert(kc % sizeof(int8_t) == 0);
34 assert(a != NULL);
35 assert(w != NULL);
36 assert(c != NULL);
37
38 kc = round_up_po2(kc, 2 * sizeof(int8_t));
39 const int8_t* a0 = a;
40 int8_t* c0 = c;
41 const int8_t* a1 = (const int8_t*) ((uintptr_t) a0 + a_stride);
42 int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride);
43 if XNN_UNPREDICTABLE(mr < 2) {
44 a1 = a0;
45 c1 = c0;
46 }
47 const int8_t* a2 = (const int8_t*) ((uintptr_t) a1 + a_stride);
48 int8_t* c2 = (int8_t*) ((uintptr_t) c1 + cm_stride);
49 if XNN_UNPREDICTABLE(mr <= 2) {
50 a2 = a1;
51 c2 = c1;
52 }
53
54 do {
55 int32x4_t vacc0x0123 = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
56 int32x4_t vacc0x4567 = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
57 int32x4_t vacc0x89AB = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
58 int32x4_t vacc0xCDEF = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
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 k = kc;
69
70 while (k >= 16 * sizeof(int8_t)) {
71 const int16x4x2_t va00x0 = vld2_dup_s16((const void*)a0);
72 const int16x4x2_t va01x0 = vld2_dup_s16((const void*)(a0 + 4)); a0 += 8;
73 const int16x4x2_t va00x1 = vld2_dup_s16((const void*)a0);
74 const int16x4x2_t va01x1 = vld2_dup_s16((const void*)(a0 + 4)); a0 += 8;
75 const int16x4x2_t va10x0 = vld2_dup_s16((const void*)a1);
76 const int16x4x2_t va11x0 = vld2_dup_s16((const void*)(a1 + 4)); a1 += 8;
77 const int16x4x2_t va10x1 = vld2_dup_s16((const void*)a1);
78 const int16x4x2_t va11x1 = vld2_dup_s16((const void*)(a1 + 4)); a1 += 8;
79 const int16x4x2_t va20x0 = vld2_dup_s16((const void*)a2);
80 const int16x4x2_t va21x0 = vld2_dup_s16((const void*)(a2 + 4)); a2 += 8;
81 const int16x4x2_t va20x1 = vld2_dup_s16((const void*)a2);
82 const int16x4x2_t va21x1 = vld2_dup_s16((const void*)(a2 + 4)); a2 += 8;
83 const int8x8_t vb0123c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
84 const int8x8_t vb4567c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
85 const int8x8_t vb89ABc0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
86 const int8x8_t vbCDEFc0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
87 const int8x8_t vb0123c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
88 const int8x8_t vb4567c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
89 const int8x8_t vb89ABc1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
90 const int8x8_t vbCDEFc1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
91 const int8x8_t vb0123c2x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
92 const int8x8_t vb4567c2x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
93 const int8x8_t vb89ABc2x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
94 const int8x8_t vbCDEFc2x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
95 const int8x8_t vb0123c3x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
96 const int8x8_t vb4567c3x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
97 const int8x8_t vb89ABc3x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
98 const int8x8_t vbCDEFc3x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
99
100 const int8x8_t va0c0x0 = vreinterpret_s8_s16(va00x0.val[0]);
101 const int8x8_t va0c0x1 = vreinterpret_s8_s16(va00x1.val[0]);
102 const int8x8_t va1c0x0 = vreinterpret_s8_s16(va10x0.val[0]);
103 const int8x8_t va1c0x1 = vreinterpret_s8_s16(va10x1.val[0]);
104 const int8x8_t va2c0x0 = vreinterpret_s8_s16(va20x0.val[0]);
105 const int8x8_t va2c0x1 = vreinterpret_s8_s16(va20x1.val[0]);
106
107 int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0x0, va0c0x0);
108 int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0x0, va1c0x0);
109 int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0x0, va2c0x0);
110 const int8x8_t vb0123c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
111 vprod0x0123c0 = vmlal_s8(vprod0x0123c0, vb0123c0x1, va0c0x1);
112 vprod1x0123c0 = vmlal_s8(vprod1x0123c0, vb0123c0x1, va1c0x1);
113 vprod2x0123c0 = vmlal_s8(vprod2x0123c0, vb0123c0x1, va2c0x1);
114 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
115 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
116 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
117 int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0x0, va0c0x0);
118 int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0x0, va1c0x0);
119 int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0x0, va2c0x0);
120 const int8x8_t vb4567c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
121 vprod0x4567c0 = vmlal_s8(vprod0x4567c0, vb4567c0x1, va0c0x1);
122 vprod1x4567c0 = vmlal_s8(vprod1x4567c0, vb4567c0x1, va1c0x1);
123 vprod2x4567c0 = vmlal_s8(vprod2x4567c0, vb4567c0x1, va2c0x1);
124 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
125 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
126 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);
127 int16x8_t vprod0x89ABc0 = vmull_s8(vb89ABc0x0, va0c0x0);
128 int16x8_t vprod1x89ABc0 = vmull_s8(vb89ABc0x0, va1c0x0);
129 int16x8_t vprod2x89ABc0 = vmull_s8(vb89ABc0x0, va2c0x0);
130 const int8x8_t vb89ABc0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
131 vprod0x89ABc0 = vmlal_s8(vprod0x89ABc0, vb89ABc0x1, va0c0x1);
132 vprod1x89ABc0 = vmlal_s8(vprod1x89ABc0, vb89ABc0x1, va1c0x1);
133 vprod2x89ABc0 = vmlal_s8(vprod2x89ABc0, vb89ABc0x1, va2c0x1);
134 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc0);
135 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc0);
136 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc0);
137 int16x8_t vprod0xCDEFc0 = vmull_s8(vbCDEFc0x0, va0c0x0);
138 int16x8_t vprod1xCDEFc0 = vmull_s8(vbCDEFc0x0, va1c0x0);
139 int16x8_t vprod2xCDEFc0 = vmull_s8(vbCDEFc0x0, va2c0x0);
140 const int8x8_t vbCDEFc0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
141 vprod0xCDEFc0 = vmlal_s8(vprod0xCDEFc0, vbCDEFc0x1, va0c0x1);
142 vprod1xCDEFc0 = vmlal_s8(vprod1xCDEFc0, vbCDEFc0x1, va1c0x1);
143 vprod2xCDEFc0 = vmlal_s8(vprod2xCDEFc0, vbCDEFc0x1, va2c0x1);
144 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc0);
145 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc0);
146 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc0);
147 const int8x8_t va0c1x0 = vreinterpret_s8_s16(va00x0.val[1]);
148 const int8x8_t va0c1x1 = vreinterpret_s8_s16(va00x1.val[1]);
149 const int8x8_t va1c1x0 = vreinterpret_s8_s16(va10x0.val[1]);
150 const int8x8_t va1c1x1 = vreinterpret_s8_s16(va10x1.val[1]);
151 const int8x8_t va2c1x0 = vreinterpret_s8_s16(va20x0.val[1]);
152 const int8x8_t va2c1x1 = vreinterpret_s8_s16(va20x1.val[1]);
153
154 int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1x0, va0c1x0);
155 int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1x0, va1c1x0);
156 int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1x0, va2c1x0);
157 const int8x8_t vb0123c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
158 vprod0x0123c1 = vmlal_s8(vprod0x0123c1, vb0123c1x1, va0c1x1);
159 vprod1x0123c1 = vmlal_s8(vprod1x0123c1, vb0123c1x1, va1c1x1);
160 vprod2x0123c1 = vmlal_s8(vprod2x0123c1, vb0123c1x1, va2c1x1);
161 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
162 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
163 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
164 int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1x0, va0c1x0);
165 int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1x0, va1c1x0);
166 int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1x0, va2c1x0);
167 const int8x8_t vb4567c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
168 vprod0x4567c1 = vmlal_s8(vprod0x4567c1, vb4567c1x1, va0c1x1);
169 vprod1x4567c1 = vmlal_s8(vprod1x4567c1, vb4567c1x1, va1c1x1);
170 vprod2x4567c1 = vmlal_s8(vprod2x4567c1, vb4567c1x1, va2c1x1);
171 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
172 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
173 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);
174 int16x8_t vprod0x89ABc1 = vmull_s8(vb89ABc1x0, va0c1x0);
175 int16x8_t vprod1x89ABc1 = vmull_s8(vb89ABc1x0, va1c1x0);
176 int16x8_t vprod2x89ABc1 = vmull_s8(vb89ABc1x0, va2c1x0);
177 const int8x8_t vb89ABc1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
178 vprod0x89ABc1 = vmlal_s8(vprod0x89ABc1, vb89ABc1x1, va0c1x1);
179 vprod1x89ABc1 = vmlal_s8(vprod1x89ABc1, vb89ABc1x1, va1c1x1);
180 vprod2x89ABc1 = vmlal_s8(vprod2x89ABc1, vb89ABc1x1, va2c1x1);
181 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc1);
182 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc1);
183 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc1);
184 int16x8_t vprod0xCDEFc1 = vmull_s8(vbCDEFc1x0, va0c1x0);
185 int16x8_t vprod1xCDEFc1 = vmull_s8(vbCDEFc1x0, va1c1x0);
186 int16x8_t vprod2xCDEFc1 = vmull_s8(vbCDEFc1x0, va2c1x0);
187 const int8x8_t vbCDEFc1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
188 vprod0xCDEFc1 = vmlal_s8(vprod0xCDEFc1, vbCDEFc1x1, va0c1x1);
189 vprod1xCDEFc1 = vmlal_s8(vprod1xCDEFc1, vbCDEFc1x1, va1c1x1);
190 vprod2xCDEFc1 = vmlal_s8(vprod2xCDEFc1, vbCDEFc1x1, va2c1x1);
191 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc1);
192 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc1);
193 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc1);
194 const int8x8_t va0c2x0 = vreinterpret_s8_s16(va01x0.val[0]);
195 const int8x8_t va0c2x1 = vreinterpret_s8_s16(va01x1.val[0]);
196 const int8x8_t va1c2x0 = vreinterpret_s8_s16(va11x0.val[0]);
197 const int8x8_t va1c2x1 = vreinterpret_s8_s16(va11x1.val[0]);
198 const int8x8_t va2c2x0 = vreinterpret_s8_s16(va21x0.val[0]);
199 const int8x8_t va2c2x1 = vreinterpret_s8_s16(va21x1.val[0]);
200
201 int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2x0, va0c2x0);
202 int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2x0, va1c2x0);
203 int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2x0, va2c2x0);
204 const int8x8_t vb0123c2x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
205 vprod0x0123c2 = vmlal_s8(vprod0x0123c2, vb0123c2x1, va0c2x1);
206 vprod1x0123c2 = vmlal_s8(vprod1x0123c2, vb0123c2x1, va1c2x1);
207 vprod2x0123c2 = vmlal_s8(vprod2x0123c2, vb0123c2x1, va2c2x1);
208 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
209 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
210 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
211 int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2x0, va0c2x0);
212 int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2x0, va1c2x0);
213 int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2x0, va2c2x0);
214 const int8x8_t vb4567c2x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
215 vprod0x4567c2 = vmlal_s8(vprod0x4567c2, vb4567c2x1, va0c2x1);
216 vprod1x4567c2 = vmlal_s8(vprod1x4567c2, vb4567c2x1, va1c2x1);
217 vprod2x4567c2 = vmlal_s8(vprod2x4567c2, vb4567c2x1, va2c2x1);
218 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
219 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
220 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
221 int16x8_t vprod0x89ABc2 = vmull_s8(vb89ABc2x0, va0c2x0);
222 int16x8_t vprod1x89ABc2 = vmull_s8(vb89ABc2x0, va1c2x0);
223 int16x8_t vprod2x89ABc2 = vmull_s8(vb89ABc2x0, va2c2x0);
224 const int8x8_t vb89ABc2x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
225 vprod0x89ABc2 = vmlal_s8(vprod0x89ABc2, vb89ABc2x1, va0c2x1);
226 vprod1x89ABc2 = vmlal_s8(vprod1x89ABc2, vb89ABc2x1, va1c2x1);
227 vprod2x89ABc2 = vmlal_s8(vprod2x89ABc2, vb89ABc2x1, va2c2x1);
228 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc2);
229 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc2);
230 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc2);
231 int16x8_t vprod0xCDEFc2 = vmull_s8(vbCDEFc2x0, va0c2x0);
232 int16x8_t vprod1xCDEFc2 = vmull_s8(vbCDEFc2x0, va1c2x0);
233 int16x8_t vprod2xCDEFc2 = vmull_s8(vbCDEFc2x0, va2c2x0);
234 const int8x8_t vbCDEFc2x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
235 vprod0xCDEFc2 = vmlal_s8(vprod0xCDEFc2, vbCDEFc2x1, va0c2x1);
236 vprod1xCDEFc2 = vmlal_s8(vprod1xCDEFc2, vbCDEFc2x1, va1c2x1);
237 vprod2xCDEFc2 = vmlal_s8(vprod2xCDEFc2, vbCDEFc2x1, va2c2x1);
238 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc2);
239 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc2);
240 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc2);
241 const int8x8_t va0c3x0 = vreinterpret_s8_s16(va01x0.val[1]);
242 const int8x8_t va0c3x1 = vreinterpret_s8_s16(va01x1.val[1]);
243 const int8x8_t va1c3x0 = vreinterpret_s8_s16(va11x0.val[1]);
244 const int8x8_t va1c3x1 = vreinterpret_s8_s16(va11x1.val[1]);
245 const int8x8_t va2c3x0 = vreinterpret_s8_s16(va21x0.val[1]);
246 const int8x8_t va2c3x1 = vreinterpret_s8_s16(va21x1.val[1]);
247
248 int16x8_t vprod0x0123c3 = vmull_s8(vb0123c3x0, va0c3x0);
249 int16x8_t vprod1x0123c3 = vmull_s8(vb0123c3x0, va1c3x0);
250 int16x8_t vprod2x0123c3 = vmull_s8(vb0123c3x0, va2c3x0);
251 const int8x8_t vb0123c3x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
252 vprod0x0123c3 = vmlal_s8(vprod0x0123c3, vb0123c3x1, va0c3x1);
253 vprod1x0123c3 = vmlal_s8(vprod1x0123c3, vb0123c3x1, va1c3x1);
254 vprod2x0123c3 = vmlal_s8(vprod2x0123c3, vb0123c3x1, va2c3x1);
255 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c3);
256 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c3);
257 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c3);
258 int16x8_t vprod0x4567c3 = vmull_s8(vb4567c3x0, va0c3x0);
259 int16x8_t vprod1x4567c3 = vmull_s8(vb4567c3x0, va1c3x0);
260 int16x8_t vprod2x4567c3 = vmull_s8(vb4567c3x0, va2c3x0);
261 const int8x8_t vb4567c3x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
262 vprod0x4567c3 = vmlal_s8(vprod0x4567c3, vb4567c3x1, va0c3x1);
263 vprod1x4567c3 = vmlal_s8(vprod1x4567c3, vb4567c3x1, va1c3x1);
264 vprod2x4567c3 = vmlal_s8(vprod2x4567c3, vb4567c3x1, va2c3x1);
265 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c3);
266 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c3);
267 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c3);
268 int16x8_t vprod0x89ABc3 = vmull_s8(vb89ABc3x0, va0c3x0);
269 int16x8_t vprod1x89ABc3 = vmull_s8(vb89ABc3x0, va1c3x0);
270 int16x8_t vprod2x89ABc3 = vmull_s8(vb89ABc3x0, va2c3x0);
271 const int8x8_t vb89ABc3x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
272 vprod0x89ABc3 = vmlal_s8(vprod0x89ABc3, vb89ABc3x1, va0c3x1);
273 vprod1x89ABc3 = vmlal_s8(vprod1x89ABc3, vb89ABc3x1, va1c3x1);
274 vprod2x89ABc3 = vmlal_s8(vprod2x89ABc3, vb89ABc3x1, va2c3x1);
275 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc3);
276 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc3);
277 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc3);
278 int16x8_t vprod0xCDEFc3 = vmull_s8(vbCDEFc3x0, va0c3x0);
279 int16x8_t vprod1xCDEFc3 = vmull_s8(vbCDEFc3x0, va1c3x0);
280 int16x8_t vprod2xCDEFc3 = vmull_s8(vbCDEFc3x0, va2c3x0);
281 const int8x8_t vbCDEFc3x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
282 vprod0xCDEFc3 = vmlal_s8(vprod0xCDEFc3, vbCDEFc3x1, va0c3x1);
283 vprod1xCDEFc3 = vmlal_s8(vprod1xCDEFc3, vbCDEFc3x1, va1c3x1);
284 vprod2xCDEFc3 = vmlal_s8(vprod2xCDEFc3, vbCDEFc3x1, va2c3x1);
285 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc3);
286 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc3);
287 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc3);
288
289 k -= 16 * sizeof(int8_t);
290 }
291
292 if (k >= 8 * sizeof(int8_t)) {
293 const int16x4x2_t va00 = vld2_dup_s16((const void*)a0);
294 const int16x4x2_t va01 = vld2_dup_s16((const void*)(a0 + 4)); a0 += 8;
295 const int16x4x2_t va10 = vld2_dup_s16((const void*)a1);
296 const int16x4x2_t va11 = vld2_dup_s16((const void*)(a1 + 4)); a1 += 8;
297 const int16x4x2_t va20 = vld2_dup_s16((const void*)a2);
298 const int16x4x2_t va21 = vld2_dup_s16((const void*)(a2 + 4)); a2 += 8;
299
300 const int8x8_t vb0123c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
301 const int8x8_t vb4567c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
302 const int8x8_t vb89ABc0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
303 const int8x8_t vbCDEFc0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
304 const int8x8_t vb0123c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
305 const int8x8_t vb4567c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
306 const int8x8_t vb89ABc1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
307 const int8x8_t vbCDEFc1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
308 const int8x8_t vb0123c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
309 const int8x8_t vb4567c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
310 const int8x8_t vb89ABc2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
311 const int8x8_t vbCDEFc2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
312 const int8x8_t vb0123c3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
313 const int8x8_t vb4567c3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
314 const int8x8_t vb89ABc3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
315 const int8x8_t vbCDEFc3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
316
317 const int8x8_t va0c0 = vreinterpret_s8_s16(va00.val[0]);
318 const int8x8_t va1c0 = vreinterpret_s8_s16(va10.val[0]);
319 const int8x8_t va2c0 = vreinterpret_s8_s16(va20.val[0]);
320
321 const int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0, va0c0);
322 const int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0, va1c0);
323 const int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0, va2c0);
324 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
325 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
326 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
327 const int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0, va0c0);
328 const int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0, va1c0);
329 const int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0, va2c0);
330 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
331 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
332 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);
333 const int16x8_t vprod0x89ABc0 = vmull_s8(vb89ABc0, va0c0);
334 const int16x8_t vprod1x89ABc0 = vmull_s8(vb89ABc0, va1c0);
335 const int16x8_t vprod2x89ABc0 = vmull_s8(vb89ABc0, va2c0);
336 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc0);
337 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc0);
338 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc0);
339 const int16x8_t vprod0xCDEFc0 = vmull_s8(vbCDEFc0, va0c0);
340 const int16x8_t vprod1xCDEFc0 = vmull_s8(vbCDEFc0, va1c0);
341 const int16x8_t vprod2xCDEFc0 = vmull_s8(vbCDEFc0, va2c0);
342 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc0);
343 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc0);
344 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc0);
345 const int8x8_t va0c1 = vreinterpret_s8_s16(va00.val[1]);
346 const int8x8_t va1c1 = vreinterpret_s8_s16(va10.val[1]);
347 const int8x8_t va2c1 = vreinterpret_s8_s16(va20.val[1]);
348
349 const int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1, va0c1);
350 const int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1, va1c1);
351 const int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1, va2c1);
352 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
353 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
354 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
355 const int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1, va0c1);
356 const int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1, va1c1);
357 const int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1, va2c1);
358 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
359 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
360 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);
361 const int16x8_t vprod0x89ABc1 = vmull_s8(vb89ABc1, va0c1);
362 const int16x8_t vprod1x89ABc1 = vmull_s8(vb89ABc1, va1c1);
363 const int16x8_t vprod2x89ABc1 = vmull_s8(vb89ABc1, va2c1);
364 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc1);
365 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc1);
366 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc1);
367 const int16x8_t vprod0xCDEFc1 = vmull_s8(vbCDEFc1, va0c1);
368 const int16x8_t vprod1xCDEFc1 = vmull_s8(vbCDEFc1, va1c1);
369 const int16x8_t vprod2xCDEFc1 = vmull_s8(vbCDEFc1, va2c1);
370 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc1);
371 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc1);
372 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc1);
373 const int8x8_t va0c2 = vreinterpret_s8_s16(va01.val[0]);
374 const int8x8_t va1c2 = vreinterpret_s8_s16(va11.val[0]);
375 const int8x8_t va2c2 = vreinterpret_s8_s16(va21.val[0]);
376
377 const int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2, va0c2);
378 const int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2, va1c2);
379 const int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2, va2c2);
380 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
381 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
382 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
383 const int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2, va0c2);
384 const int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2, va1c2);
385 const int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2, va2c2);
386 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
387 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
388 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
389 const int16x8_t vprod0x89ABc2 = vmull_s8(vb89ABc2, va0c2);
390 const int16x8_t vprod1x89ABc2 = vmull_s8(vb89ABc2, va1c2);
391 const int16x8_t vprod2x89ABc2 = vmull_s8(vb89ABc2, va2c2);
392 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc2);
393 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc2);
394 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc2);
395 const int16x8_t vprod0xCDEFc2 = vmull_s8(vbCDEFc2, va0c2);
396 const int16x8_t vprod1xCDEFc2 = vmull_s8(vbCDEFc2, va1c2);
397 const int16x8_t vprod2xCDEFc2 = vmull_s8(vbCDEFc2, va2c2);
398 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc2);
399 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc2);
400 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc2);
401 const int8x8_t va0c3 = vreinterpret_s8_s16(va01.val[1]);
402 const int8x8_t va1c3 = vreinterpret_s8_s16(va11.val[1]);
403 const int8x8_t va2c3 = vreinterpret_s8_s16(va21.val[1]);
404
405 const int16x8_t vprod0x0123c3 = vmull_s8(vb0123c3, va0c3);
406 const int16x8_t vprod1x0123c3 = vmull_s8(vb0123c3, va1c3);
407 const int16x8_t vprod2x0123c3 = vmull_s8(vb0123c3, va2c3);
408 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c3);
409 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c3);
410 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c3);
411 const int16x8_t vprod0x4567c3 = vmull_s8(vb4567c3, va0c3);
412 const int16x8_t vprod1x4567c3 = vmull_s8(vb4567c3, va1c3);
413 const int16x8_t vprod2x4567c3 = vmull_s8(vb4567c3, va2c3);
414 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c3);
415 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c3);
416 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c3);
417 const int16x8_t vprod0x89ABc3 = vmull_s8(vb89ABc3, va0c3);
418 const int16x8_t vprod1x89ABc3 = vmull_s8(vb89ABc3, va1c3);
419 const int16x8_t vprod2x89ABc3 = vmull_s8(vb89ABc3, va2c3);
420 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc3);
421 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc3);
422 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc3);
423 const int16x8_t vprod0xCDEFc3 = vmull_s8(vbCDEFc3, va0c3);
424 const int16x8_t vprod1xCDEFc3 = vmull_s8(vbCDEFc3, va1c3);
425 const int16x8_t vprod2xCDEFc3 = vmull_s8(vbCDEFc3, va2c3);
426 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc3);
427 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc3);
428 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc3);
429
430 k -= 8 * sizeof(int8_t);
431 }
432
433 if XNN_UNLIKELY(k != 0) {
434 const int8x8_t va0 = vld1_s8(a0); a0 = (const int8_t*) ((uintptr_t) a0 + k);
435 const int8x8_t va1 = vld1_s8(a1); a1 = (const int8_t*) ((uintptr_t) a1 + k);
436 const int8x8_t va2 = vld1_s8(a2); a2 = (const int8_t*) ((uintptr_t) a2 + k);
437
438 const int8x8_t vb0123c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
439 const int8x8_t vb4567c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
440 const int8x8_t vb89ABc0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
441 const int8x8_t vbCDEFc0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
442
443 const int8x8_t va0c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 0));
444 const int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0, va0c0);
445 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
446 const int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0, va0c0);
447 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
448 const int16x8_t vprod0x89ABc0 = vmull_s8(vb89ABc0, va0c0);
449 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc0);
450 const int16x8_t vprod0xCDEFc0 = vmull_s8(vbCDEFc0, va0c0);
451 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc0);
452 const int8x8_t va1c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 0));
453 const int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0, va1c0);
454 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
455 const int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0, va1c0);
456 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
457 const int16x8_t vprod1x89ABc0 = vmull_s8(vb89ABc0, va1c0);
458 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc0);
459 const int16x8_t vprod1xCDEFc0 = vmull_s8(vbCDEFc0, va1c0);
460 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc0);
461 const int8x8_t va2c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 0));
462 const int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0, va2c0);
463 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
464 const int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0, va2c0);
465 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);
466 const int16x8_t vprod2x89ABc0 = vmull_s8(vb89ABc0, va2c0);
467 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc0);
468 const int16x8_t vprod2xCDEFc0 = vmull_s8(vbCDEFc0, va2c0);
469 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc0);
470
471 if (k > 2 * sizeof(int8_t)) {
472 const int8x8_t vb0123c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
473 const int8x8_t vb4567c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
474 const int8x8_t vb89ABc1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
475 const int8x8_t vbCDEFc1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
476
477 const int8x8_t va0c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 1));
478 const int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1, va0c1);
479 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
480 const int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1, va0c1);
481 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
482 const int16x8_t vprod0x89ABc1 = vmull_s8(vb89ABc1, va0c1);
483 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc1);
484 const int16x8_t vprod0xCDEFc1 = vmull_s8(vbCDEFc1, va0c1);
485 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc1);
486 const int8x8_t va1c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 1));
487 const int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1, va1c1);
488 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
489 const int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1, va1c1);
490 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
491 const int16x8_t vprod1x89ABc1 = vmull_s8(vb89ABc1, va1c1);
492 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc1);
493 const int16x8_t vprod1xCDEFc1 = vmull_s8(vbCDEFc1, va1c1);
494 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc1);
495 const int8x8_t va2c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 1));
496 const int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1, va2c1);
497 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
498 const int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1, va2c1);
499 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);
500 const int16x8_t vprod2x89ABc1 = vmull_s8(vb89ABc1, va2c1);
501 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc1);
502 const int16x8_t vprod2xCDEFc1 = vmull_s8(vbCDEFc1, va2c1);
503 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc1);
504
505 if (k > 4 * sizeof(int8_t)) {
506 const int8x8_t vb0123c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
507 const int8x8_t vb4567c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
508 const int8x8_t vb89ABc2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
509 const int8x8_t vbCDEFc2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
510
511 const int8x8_t va0c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 2));
512 const int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2, va0c2);
513 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
514 const int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2, va0c2);
515 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
516 const int16x8_t vprod0x89ABc2 = vmull_s8(vb89ABc2, va0c2);
517 vacc0x89AB = vpadalq_s16(vacc0x89AB, vprod0x89ABc2);
518 const int16x8_t vprod0xCDEFc2 = vmull_s8(vbCDEFc2, va0c2);
519 vacc0xCDEF = vpadalq_s16(vacc0xCDEF, vprod0xCDEFc2);
520 const int8x8_t va1c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 2));
521 const int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2, va1c2);
522 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
523 const int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2, va1c2);
524 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
525 const int16x8_t vprod1x89ABc2 = vmull_s8(vb89ABc2, va1c2);
526 vacc1x89AB = vpadalq_s16(vacc1x89AB, vprod1x89ABc2);
527 const int16x8_t vprod1xCDEFc2 = vmull_s8(vbCDEFc2, va1c2);
528 vacc1xCDEF = vpadalq_s16(vacc1xCDEF, vprod1xCDEFc2);
529 const int8x8_t va2c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 2));
530 const int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2, va2c2);
531 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
532 const int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2, va2c2);
533 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
534 const int16x8_t vprod2x89ABc2 = vmull_s8(vb89ABc2, va2c2);
535 vacc2x89AB = vpadalq_s16(vacc2x89AB, vprod2x89ABc2);
536 const int16x8_t vprod2xCDEFc2 = vmull_s8(vbCDEFc2, va2c2);
537 vacc2xCDEF = vpadalq_s16(vacc2xCDEF, vprod2xCDEFc2);
538 }
539 }
540 }
541
542 const int32x4_t vright_pre_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_pre_shift);
543 const int32x4_t vmultiplier = vld1q_dup_s32(¶ms->rndnu_neon.multiplier);
544 const int32x4_t vright_post_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_post_shift);
545
546 vacc0x0123 = vqshlq_s32(vacc0x0123, vright_pre_shift);
547 vacc0x4567 = vqshlq_s32(vacc0x4567, vright_pre_shift);
548 vacc0x89AB = vqshlq_s32(vacc0x89AB, vright_pre_shift);
549 vacc0xCDEF = vqshlq_s32(vacc0xCDEF, vright_pre_shift);
550 vacc1x0123 = vqshlq_s32(vacc1x0123, vright_pre_shift);
551 vacc1x4567 = vqshlq_s32(vacc1x4567, vright_pre_shift);
552 vacc1x89AB = vqshlq_s32(vacc1x89AB, vright_pre_shift);
553 vacc1xCDEF = vqshlq_s32(vacc1xCDEF, vright_pre_shift);
554 vacc2x0123 = vqshlq_s32(vacc2x0123, vright_pre_shift);
555 vacc2x4567 = vqshlq_s32(vacc2x4567, vright_pre_shift);
556 vacc2x89AB = vqshlq_s32(vacc2x89AB, vright_pre_shift);
557 vacc2xCDEF = vqshlq_s32(vacc2xCDEF, vright_pre_shift);
558
559 vacc0x0123 = vqdmulhq_s32(vacc0x0123, vmultiplier);
560 vacc0x4567 = vqdmulhq_s32(vacc0x4567, vmultiplier);
561 vacc0x89AB = vqdmulhq_s32(vacc0x89AB, vmultiplier);
562 vacc0xCDEF = vqdmulhq_s32(vacc0xCDEF, vmultiplier);
563 vacc1x0123 = vqdmulhq_s32(vacc1x0123, vmultiplier);
564 vacc1x4567 = vqdmulhq_s32(vacc1x4567, vmultiplier);
565 vacc1x89AB = vqdmulhq_s32(vacc1x89AB, vmultiplier);
566 vacc1xCDEF = vqdmulhq_s32(vacc1xCDEF, vmultiplier);
567 vacc2x0123 = vqdmulhq_s32(vacc2x0123, vmultiplier);
568 vacc2x4567 = vqdmulhq_s32(vacc2x4567, vmultiplier);
569 vacc2x89AB = vqdmulhq_s32(vacc2x89AB, vmultiplier);
570 vacc2xCDEF = vqdmulhq_s32(vacc2xCDEF, vmultiplier);
571
572 vacc0x0123 = vrshlq_s32(vacc0x0123, vright_post_shift);
573 vacc0x4567 = vrshlq_s32(vacc0x4567, vright_post_shift);
574 vacc0x89AB = vrshlq_s32(vacc0x89AB, vright_post_shift);
575 vacc0xCDEF = vrshlq_s32(vacc0xCDEF, vright_post_shift);
576 vacc1x0123 = vrshlq_s32(vacc1x0123, vright_post_shift);
577 vacc1x4567 = vrshlq_s32(vacc1x4567, vright_post_shift);
578 vacc1x89AB = vrshlq_s32(vacc1x89AB, vright_post_shift);
579 vacc1xCDEF = vrshlq_s32(vacc1xCDEF, vright_post_shift);
580 vacc2x0123 = vrshlq_s32(vacc2x0123, vright_post_shift);
581 vacc2x4567 = vrshlq_s32(vacc2x4567, vright_post_shift);
582 vacc2x89AB = vrshlq_s32(vacc2x89AB, vright_post_shift);
583 vacc2xCDEF = vrshlq_s32(vacc2xCDEF, vright_post_shift);
584
585 const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->rndnu_neon.output_zero_point);
586 #if XNN_ARCH_ARM64
587 int16x8_t vacc0x01234567 = vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567);
588 int16x8_t vacc0x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc0x89AB), vacc0xCDEF);
589 int16x8_t vacc1x01234567 = vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567);
590 int16x8_t vacc1x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc1x89AB), vacc1xCDEF);
591 int16x8_t vacc2x01234567 = vqmovn_high_s32(vqmovn_s32(vacc2x0123), vacc2x4567);
592 int16x8_t vacc2x89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc2x89AB), vacc2xCDEF);
593
594 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
595 vacc0x89ABCDEF = vqaddq_s16(vacc0x89ABCDEF, voutput_zero_point);
596 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
597 vacc1x89ABCDEF = vqaddq_s16(vacc1x89ABCDEF, voutput_zero_point);
598 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
599 vacc2x89ABCDEF = vqaddq_s16(vacc2x89ABCDEF, voutput_zero_point);
600
601 int8x16_t vout0x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc0x89ABCDEF);
602 int8x16_t vout1x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc1x01234567), vacc1x89ABCDEF);
603 int8x16_t vout2x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc2x01234567), vacc2x89ABCDEF);
604 #else
605 int16x8_t vacc0x01234567 = vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567));
606 int16x8_t vacc0x89ABCDEF = vcombine_s16(vqmovn_s32(vacc0x89AB), vqmovn_s32(vacc0xCDEF));
607 int16x8_t vacc1x01234567 = vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567));
608 int16x8_t vacc1x89ABCDEF = vcombine_s16(vqmovn_s32(vacc1x89AB), vqmovn_s32(vacc1xCDEF));
609 int16x8_t vacc2x01234567 = vcombine_s16(vqmovn_s32(vacc2x0123), vqmovn_s32(vacc2x4567));
610 int16x8_t vacc2x89ABCDEF = vcombine_s16(vqmovn_s32(vacc2x89AB), vqmovn_s32(vacc2xCDEF));
611
612 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
613 vacc0x89ABCDEF = vqaddq_s16(vacc0x89ABCDEF, voutput_zero_point);
614 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
615 vacc1x89ABCDEF = vqaddq_s16(vacc1x89ABCDEF, voutput_zero_point);
616 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
617 vacc2x89ABCDEF = vqaddq_s16(vacc2x89ABCDEF, voutput_zero_point);
618
619 int8x16_t vout0x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc0x89ABCDEF));
620 int8x16_t vout1x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc1x01234567), vqmovn_s16(vacc1x89ABCDEF));
621 int8x16_t vout2x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc2x01234567), vqmovn_s16(vacc2x89ABCDEF));
622 #endif
623
624 const int8x16_t voutput_min = vld1q_dup_s8(¶ms->rndnu_neon.output_min);
625 vout0x0123456789ABCDEF = vmaxq_s8(vout0x0123456789ABCDEF, voutput_min);
626 vout1x0123456789ABCDEF = vmaxq_s8(vout1x0123456789ABCDEF, voutput_min);
627 vout2x0123456789ABCDEF = vmaxq_s8(vout2x0123456789ABCDEF, voutput_min);
628
629 const int8x16_t voutput_max = vld1q_dup_s8(¶ms->rndnu_neon.output_max);
630 vout0x0123456789ABCDEF = vminq_s8(vout0x0123456789ABCDEF, voutput_max);
631 vout1x0123456789ABCDEF = vminq_s8(vout1x0123456789ABCDEF, voutput_max);
632 vout2x0123456789ABCDEF = vminq_s8(vout2x0123456789ABCDEF, voutput_max);
633
634 if (nc >= 16) {
635 vst1q_s8(c0 + 0, vout0x0123456789ABCDEF);
636 vst1q_s8(c1 + 0, vout1x0123456789ABCDEF);
637 vst1q_s8(c2 + 0, vout2x0123456789ABCDEF);
638
639 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
640 c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
641 c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
642
643 a0 = (const int8_t*) ((uintptr_t) a0 - kc);
644 a1 = (const int8_t*) ((uintptr_t) a1 - kc);
645 a2 = (const int8_t*) ((uintptr_t) a2 - kc);
646
647 nc -= 16;
648 } else {
649 // Final case where not all of the 16 columns fit in the destination.
650 int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vget_low_s8(vout0x0123456789ABCDEF), vget_low_s8(vout1x0123456789ABCDEF));
651 int8x8_t vout2x01234567 = vget_low_s8(vout2x0123456789ABCDEF);
652 if (nc & 8) {
653 vst1_s8(c0, vget_low_s8(vout0x01234567_1x01234567)); c0 += 8;
654 vst1_s8(c1, vget_high_s8(vout0x01234567_1x01234567)); c1 += 8;
655 vst1_s8(c2, vout2x01234567); c2 += 8;
656 vout0x01234567_1x01234567 = vcombine_s8(vget_high_s8(vout0x0123456789ABCDEF), vget_high_s8(vout1x0123456789ABCDEF));
657 vout2x01234567 = vget_high_s8(vout2x0123456789ABCDEF);
658 }
659 if (nc & 4) {
660 vst1q_lane_u32((void*) c0, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 0); c0 += 4;
661 vst1q_lane_u32((void*) c1, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 2); c1 += 4;
662 vst1_lane_u32((void*) c2, vreinterpret_u32_s8(vout2x01234567), 0); c2 += 4;
663 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4);
664 vout2x01234567 = vext_s8(vout2x01234567, vout2x01234567, 4);
665 }
666 if (nc & 2) {
667 vst1q_lane_u16((void*) c0, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 0); c0 += 2;
668 vst1q_lane_u16((void*) c1, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 4); c1 += 2;
669 vst1_lane_u16((void*) c2, vreinterpret_u16_s8(vout2x01234567), 0); c2 += 2;
670 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2);
671 vout2x01234567 = vext_s8(vout2x01234567, vout2x01234567, 2);
672 }
673 if (nc & 1) {
674 vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0);
675 vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8);
676 vst1_lane_s8(c2, vout2x01234567, 0);
677 }
678
679 nc = 0;
680 }
681 } while (nc != 0);
682 }
683