1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-gemm/c16-neon-mlal-padal.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2021 Google LLC
6 //
7 // This source code is licensed under the BSD-style license found in the
8 // LICENSE file in the root directory of this source tree.
9
10 #include <assert.h>
11
12 #include <arm_neon.h>
13
14 #include <xnnpack/gemm.h>
15 #include <xnnpack/math.h>
16
17
xnn_qs8_gemm_minmax_ukernel_4x16c16__neon_mlal_padal(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_gemm_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_qs8_gemm_minmax_ukernel_4x16c16__neon_mlal_padal(
19 size_t mr,
20 size_t nc,
21 size_t kc,
22 const int8_t* restrict a,
23 size_t a_stride,
24 const void* restrict w,
25 int8_t* restrict c,
26 size_t cm_stride,
27 size_t cn_stride,
28 const union xnn_qs8_gemm_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_DISABLE_TSAN
29 {
30 assert(mr != 0);
31 assert(mr <= 4);
32 assert(nc != 0);
33 assert(kc != 0);
34 assert(kc % sizeof(int8_t) == 0);
35 assert(a != NULL);
36 assert(w != NULL);
37 assert(c != NULL);
38
39 kc = round_up_po2(kc, 16);
40 const int8_t* a0 = a;
41 int8_t* c0 = c;
42 const int8_t* a1 = (const int8_t*) ((uintptr_t) a0 + a_stride);
43 int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride);
44 if XNN_UNPREDICTABLE(mr < 2) {
45 a1 = a0;
46 c1 = c0;
47 }
48 const int8_t* a2 = (const int8_t*) ((uintptr_t) a1 + a_stride);
49 int8_t* c2 = (int8_t*) ((uintptr_t) c1 + cm_stride);
50 if XNN_UNPREDICTABLE(mr <= 2) {
51 a2 = a1;
52 c2 = c1;
53 }
54 const int8_t* a3 = (const int8_t*) ((uintptr_t) a2 + a_stride);
55 int8_t* c3 = (int8_t*) ((uintptr_t) c2 + cm_stride);
56 if XNN_UNPREDICTABLE(mr != 4) {
57 a3 = a2;
58 c3 = c2;
59 }
60
61 do {
62 int32x4_t vacc0x0 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
63 int32x4_t vacc0x1 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
64 int32x4_t vacc0x2 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
65 int32x4_t vacc0x3 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
66 int32x4_t vacc0x4 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
67 int32x4_t vacc0x5 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
68 int32x4_t vacc0x6 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
69 int32x4_t vacc0x7 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
70 int32x4_t vacc0x8 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
71 int32x4_t vacc0x9 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
72 int32x4_t vacc0x10 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
73 int32x4_t vacc0x11 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
74 int32x4_t vacc0x12 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
75 int32x4_t vacc0x13 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
76 int32x4_t vacc0x14 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
77 int32x4_t vacc0x15 = vld1q_lane_s32(w, vmovq_n_s32(0), 0); w = (const void*) ((uintptr_t) w + sizeof(int32_t));
78 int32x4_t vacc1x0 = vacc0x0;
79 int32x4_t vacc1x1 = vacc0x1;
80 int32x4_t vacc1x2 = vacc0x2;
81 int32x4_t vacc1x3 = vacc0x3;
82 int32x4_t vacc1x4 = vacc0x4;
83 int32x4_t vacc1x5 = vacc0x5;
84 int32x4_t vacc1x6 = vacc0x6;
85 int32x4_t vacc1x7 = vacc0x7;
86 int32x4_t vacc1x8 = vacc0x8;
87 int32x4_t vacc1x9 = vacc0x9;
88 int32x4_t vacc1x10 = vacc0x10;
89 int32x4_t vacc1x11 = vacc0x11;
90 int32x4_t vacc1x12 = vacc0x12;
91 int32x4_t vacc1x13 = vacc0x13;
92 int32x4_t vacc1x14 = vacc0x14;
93 int32x4_t vacc1x15 = vacc0x15;
94 int32x4_t vacc2x0 = vacc0x0;
95 int32x4_t vacc2x1 = vacc0x1;
96 int32x4_t vacc2x2 = vacc0x2;
97 int32x4_t vacc2x3 = vacc0x3;
98 int32x4_t vacc2x4 = vacc0x4;
99 int32x4_t vacc2x5 = vacc0x5;
100 int32x4_t vacc2x6 = vacc0x6;
101 int32x4_t vacc2x7 = vacc0x7;
102 int32x4_t vacc2x8 = vacc0x8;
103 int32x4_t vacc2x9 = vacc0x9;
104 int32x4_t vacc2x10 = vacc0x10;
105 int32x4_t vacc2x11 = vacc0x11;
106 int32x4_t vacc2x12 = vacc0x12;
107 int32x4_t vacc2x13 = vacc0x13;
108 int32x4_t vacc2x14 = vacc0x14;
109 int32x4_t vacc2x15 = vacc0x15;
110 int32x4_t vacc3x0 = vacc0x0;
111 int32x4_t vacc3x1 = vacc0x1;
112 int32x4_t vacc3x2 = vacc0x2;
113 int32x4_t vacc3x3 = vacc0x3;
114 int32x4_t vacc3x4 = vacc0x4;
115 int32x4_t vacc3x5 = vacc0x5;
116 int32x4_t vacc3x6 = vacc0x6;
117 int32x4_t vacc3x7 = vacc0x7;
118 int32x4_t vacc3x8 = vacc0x8;
119 int32x4_t vacc3x9 = vacc0x9;
120 int32x4_t vacc3x10 = vacc0x10;
121 int32x4_t vacc3x11 = vacc0x11;
122 int32x4_t vacc3x12 = vacc0x12;
123 int32x4_t vacc3x13 = vacc0x13;
124 int32x4_t vacc3x14 = vacc0x14;
125 int32x4_t vacc3x15 = vacc0x15;
126
127 // KC loop of 16
128 size_t k = 0;
129 while (k < kc) {
130 const int8x16_t va0 = vld1q_s8(a0); a0 += 16;
131 const int8x16_t va1 = vld1q_s8(a1); a1 += 16;
132 const int8x16_t va2 = vld1q_s8(a2); a2 += 16;
133 const int8x16_t va3 = vld1q_s8(a3); a3 += 16;
134
135 const int8x16_t vb0 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
136 const int8x16_t vb1 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
137 const int8x16_t vb2 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
138 const int8x16_t vb3 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
139 const int8x16_t vb4 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
140 const int8x16_t vb5 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
141 const int8x16_t vb6 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
142 const int8x16_t vb7 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
143 const int8x16_t vb8 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
144 const int8x16_t vb9 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
145 const int8x16_t vb10 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
146 const int8x16_t vb11 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
147 const int8x16_t vb12 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
148 const int8x16_t vb13 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
149 const int8x16_t vb14 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
150 const int8x16_t vb15 = vld1q_s8(w); w = (const void*) ((uintptr_t) w + 16 * sizeof(int8_t));
151
152 int16x8_t vprod0x0 = vmull_s8(vget_low_s8(vb0), vget_low_s8(va0));
153 int16x8_t vprod1x0 = vmull_s8(vget_low_s8(vb0), vget_low_s8(va1));
154 int16x8_t vprod2x0 = vmull_s8(vget_low_s8(vb0), vget_low_s8(va2));
155 int16x8_t vprod3x0 = vmull_s8(vget_low_s8(vb0), vget_low_s8(va3));
156 vprod0x0 = vmlal_s8(vprod0x0, vget_high_s8(vb0), vget_high_s8(va0));
157 vprod1x0 = vmlal_s8(vprod1x0, vget_high_s8(vb0), vget_high_s8(va1));
158 vprod2x0 = vmlal_s8(vprod2x0, vget_high_s8(vb0), vget_high_s8(va2));
159 vprod3x0 = vmlal_s8(vprod3x0, vget_high_s8(vb0), vget_high_s8(va3));
160 vacc0x0 = vpadalq_s16(vacc0x0, vprod0x0);
161 vacc1x0 = vpadalq_s16(vacc1x0, vprod1x0);
162 vacc2x0 = vpadalq_s16(vacc2x0, vprod2x0);
163 vacc3x0 = vpadalq_s16(vacc3x0, vprod3x0);
164 int16x8_t vprod0x1 = vmull_s8(vget_low_s8(vb1), vget_low_s8(va0));
165 int16x8_t vprod1x1 = vmull_s8(vget_low_s8(vb1), vget_low_s8(va1));
166 int16x8_t vprod2x1 = vmull_s8(vget_low_s8(vb1), vget_low_s8(va2));
167 int16x8_t vprod3x1 = vmull_s8(vget_low_s8(vb1), vget_low_s8(va3));
168 vprod0x1 = vmlal_s8(vprod0x1, vget_high_s8(vb1), vget_high_s8(va0));
169 vprod1x1 = vmlal_s8(vprod1x1, vget_high_s8(vb1), vget_high_s8(va1));
170 vprod2x1 = vmlal_s8(vprod2x1, vget_high_s8(vb1), vget_high_s8(va2));
171 vprod3x1 = vmlal_s8(vprod3x1, vget_high_s8(vb1), vget_high_s8(va3));
172 vacc0x1 = vpadalq_s16(vacc0x1, vprod0x1);
173 vacc1x1 = vpadalq_s16(vacc1x1, vprod1x1);
174 vacc2x1 = vpadalq_s16(vacc2x1, vprod2x1);
175 vacc3x1 = vpadalq_s16(vacc3x1, vprod3x1);
176 int16x8_t vprod0x2 = vmull_s8(vget_low_s8(vb2), vget_low_s8(va0));
177 int16x8_t vprod1x2 = vmull_s8(vget_low_s8(vb2), vget_low_s8(va1));
178 int16x8_t vprod2x2 = vmull_s8(vget_low_s8(vb2), vget_low_s8(va2));
179 int16x8_t vprod3x2 = vmull_s8(vget_low_s8(vb2), vget_low_s8(va3));
180 vprod0x2 = vmlal_s8(vprod0x2, vget_high_s8(vb2), vget_high_s8(va0));
181 vprod1x2 = vmlal_s8(vprod1x2, vget_high_s8(vb2), vget_high_s8(va1));
182 vprod2x2 = vmlal_s8(vprod2x2, vget_high_s8(vb2), vget_high_s8(va2));
183 vprod3x2 = vmlal_s8(vprod3x2, vget_high_s8(vb2), vget_high_s8(va3));
184 vacc0x2 = vpadalq_s16(vacc0x2, vprod0x2);
185 vacc1x2 = vpadalq_s16(vacc1x2, vprod1x2);
186 vacc2x2 = vpadalq_s16(vacc2x2, vprod2x2);
187 vacc3x2 = vpadalq_s16(vacc3x2, vprod3x2);
188 int16x8_t vprod0x3 = vmull_s8(vget_low_s8(vb3), vget_low_s8(va0));
189 int16x8_t vprod1x3 = vmull_s8(vget_low_s8(vb3), vget_low_s8(va1));
190 int16x8_t vprod2x3 = vmull_s8(vget_low_s8(vb3), vget_low_s8(va2));
191 int16x8_t vprod3x3 = vmull_s8(vget_low_s8(vb3), vget_low_s8(va3));
192 vprod0x3 = vmlal_s8(vprod0x3, vget_high_s8(vb3), vget_high_s8(va0));
193 vprod1x3 = vmlal_s8(vprod1x3, vget_high_s8(vb3), vget_high_s8(va1));
194 vprod2x3 = vmlal_s8(vprod2x3, vget_high_s8(vb3), vget_high_s8(va2));
195 vprod3x3 = vmlal_s8(vprod3x3, vget_high_s8(vb3), vget_high_s8(va3));
196 vacc0x3 = vpadalq_s16(vacc0x3, vprod0x3);
197 vacc1x3 = vpadalq_s16(vacc1x3, vprod1x3);
198 vacc2x3 = vpadalq_s16(vacc2x3, vprod2x3);
199 vacc3x3 = vpadalq_s16(vacc3x3, vprod3x3);
200 int16x8_t vprod0x4 = vmull_s8(vget_low_s8(vb4), vget_low_s8(va0));
201 int16x8_t vprod1x4 = vmull_s8(vget_low_s8(vb4), vget_low_s8(va1));
202 int16x8_t vprod2x4 = vmull_s8(vget_low_s8(vb4), vget_low_s8(va2));
203 int16x8_t vprod3x4 = vmull_s8(vget_low_s8(vb4), vget_low_s8(va3));
204 vprod0x4 = vmlal_s8(vprod0x4, vget_high_s8(vb4), vget_high_s8(va0));
205 vprod1x4 = vmlal_s8(vprod1x4, vget_high_s8(vb4), vget_high_s8(va1));
206 vprod2x4 = vmlal_s8(vprod2x4, vget_high_s8(vb4), vget_high_s8(va2));
207 vprod3x4 = vmlal_s8(vprod3x4, vget_high_s8(vb4), vget_high_s8(va3));
208 vacc0x4 = vpadalq_s16(vacc0x4, vprod0x4);
209 vacc1x4 = vpadalq_s16(vacc1x4, vprod1x4);
210 vacc2x4 = vpadalq_s16(vacc2x4, vprod2x4);
211 vacc3x4 = vpadalq_s16(vacc3x4, vprod3x4);
212 int16x8_t vprod0x5 = vmull_s8(vget_low_s8(vb5), vget_low_s8(va0));
213 int16x8_t vprod1x5 = vmull_s8(vget_low_s8(vb5), vget_low_s8(va1));
214 int16x8_t vprod2x5 = vmull_s8(vget_low_s8(vb5), vget_low_s8(va2));
215 int16x8_t vprod3x5 = vmull_s8(vget_low_s8(vb5), vget_low_s8(va3));
216 vprod0x5 = vmlal_s8(vprod0x5, vget_high_s8(vb5), vget_high_s8(va0));
217 vprod1x5 = vmlal_s8(vprod1x5, vget_high_s8(vb5), vget_high_s8(va1));
218 vprod2x5 = vmlal_s8(vprod2x5, vget_high_s8(vb5), vget_high_s8(va2));
219 vprod3x5 = vmlal_s8(vprod3x5, vget_high_s8(vb5), vget_high_s8(va3));
220 vacc0x5 = vpadalq_s16(vacc0x5, vprod0x5);
221 vacc1x5 = vpadalq_s16(vacc1x5, vprod1x5);
222 vacc2x5 = vpadalq_s16(vacc2x5, vprod2x5);
223 vacc3x5 = vpadalq_s16(vacc3x5, vprod3x5);
224 int16x8_t vprod0x6 = vmull_s8(vget_low_s8(vb6), vget_low_s8(va0));
225 int16x8_t vprod1x6 = vmull_s8(vget_low_s8(vb6), vget_low_s8(va1));
226 int16x8_t vprod2x6 = vmull_s8(vget_low_s8(vb6), vget_low_s8(va2));
227 int16x8_t vprod3x6 = vmull_s8(vget_low_s8(vb6), vget_low_s8(va3));
228 vprod0x6 = vmlal_s8(vprod0x6, vget_high_s8(vb6), vget_high_s8(va0));
229 vprod1x6 = vmlal_s8(vprod1x6, vget_high_s8(vb6), vget_high_s8(va1));
230 vprod2x6 = vmlal_s8(vprod2x6, vget_high_s8(vb6), vget_high_s8(va2));
231 vprod3x6 = vmlal_s8(vprod3x6, vget_high_s8(vb6), vget_high_s8(va3));
232 vacc0x6 = vpadalq_s16(vacc0x6, vprod0x6);
233 vacc1x6 = vpadalq_s16(vacc1x6, vprod1x6);
234 vacc2x6 = vpadalq_s16(vacc2x6, vprod2x6);
235 vacc3x6 = vpadalq_s16(vacc3x6, vprod3x6);
236 int16x8_t vprod0x7 = vmull_s8(vget_low_s8(vb7), vget_low_s8(va0));
237 int16x8_t vprod1x7 = vmull_s8(vget_low_s8(vb7), vget_low_s8(va1));
238 int16x8_t vprod2x7 = vmull_s8(vget_low_s8(vb7), vget_low_s8(va2));
239 int16x8_t vprod3x7 = vmull_s8(vget_low_s8(vb7), vget_low_s8(va3));
240 vprod0x7 = vmlal_s8(vprod0x7, vget_high_s8(vb7), vget_high_s8(va0));
241 vprod1x7 = vmlal_s8(vprod1x7, vget_high_s8(vb7), vget_high_s8(va1));
242 vprod2x7 = vmlal_s8(vprod2x7, vget_high_s8(vb7), vget_high_s8(va2));
243 vprod3x7 = vmlal_s8(vprod3x7, vget_high_s8(vb7), vget_high_s8(va3));
244 vacc0x7 = vpadalq_s16(vacc0x7, vprod0x7);
245 vacc1x7 = vpadalq_s16(vacc1x7, vprod1x7);
246 vacc2x7 = vpadalq_s16(vacc2x7, vprod2x7);
247 vacc3x7 = vpadalq_s16(vacc3x7, vprod3x7);
248 int16x8_t vprod0x8 = vmull_s8(vget_low_s8(vb8), vget_low_s8(va0));
249 int16x8_t vprod1x8 = vmull_s8(vget_low_s8(vb8), vget_low_s8(va1));
250 int16x8_t vprod2x8 = vmull_s8(vget_low_s8(vb8), vget_low_s8(va2));
251 int16x8_t vprod3x8 = vmull_s8(vget_low_s8(vb8), vget_low_s8(va3));
252 vprod0x8 = vmlal_s8(vprod0x8, vget_high_s8(vb8), vget_high_s8(va0));
253 vprod1x8 = vmlal_s8(vprod1x8, vget_high_s8(vb8), vget_high_s8(va1));
254 vprod2x8 = vmlal_s8(vprod2x8, vget_high_s8(vb8), vget_high_s8(va2));
255 vprod3x8 = vmlal_s8(vprod3x8, vget_high_s8(vb8), vget_high_s8(va3));
256 vacc0x8 = vpadalq_s16(vacc0x8, vprod0x8);
257 vacc1x8 = vpadalq_s16(vacc1x8, vprod1x8);
258 vacc2x8 = vpadalq_s16(vacc2x8, vprod2x8);
259 vacc3x8 = vpadalq_s16(vacc3x8, vprod3x8);
260 int16x8_t vprod0x9 = vmull_s8(vget_low_s8(vb9), vget_low_s8(va0));
261 int16x8_t vprod1x9 = vmull_s8(vget_low_s8(vb9), vget_low_s8(va1));
262 int16x8_t vprod2x9 = vmull_s8(vget_low_s8(vb9), vget_low_s8(va2));
263 int16x8_t vprod3x9 = vmull_s8(vget_low_s8(vb9), vget_low_s8(va3));
264 vprod0x9 = vmlal_s8(vprod0x9, vget_high_s8(vb9), vget_high_s8(va0));
265 vprod1x9 = vmlal_s8(vprod1x9, vget_high_s8(vb9), vget_high_s8(va1));
266 vprod2x9 = vmlal_s8(vprod2x9, vget_high_s8(vb9), vget_high_s8(va2));
267 vprod3x9 = vmlal_s8(vprod3x9, vget_high_s8(vb9), vget_high_s8(va3));
268 vacc0x9 = vpadalq_s16(vacc0x9, vprod0x9);
269 vacc1x9 = vpadalq_s16(vacc1x9, vprod1x9);
270 vacc2x9 = vpadalq_s16(vacc2x9, vprod2x9);
271 vacc3x9 = vpadalq_s16(vacc3x9, vprod3x9);
272 int16x8_t vprod0x10 = vmull_s8(vget_low_s8(vb10), vget_low_s8(va0));
273 int16x8_t vprod1x10 = vmull_s8(vget_low_s8(vb10), vget_low_s8(va1));
274 int16x8_t vprod2x10 = vmull_s8(vget_low_s8(vb10), vget_low_s8(va2));
275 int16x8_t vprod3x10 = vmull_s8(vget_low_s8(vb10), vget_low_s8(va3));
276 vprod0x10 = vmlal_s8(vprod0x10, vget_high_s8(vb10), vget_high_s8(va0));
277 vprod1x10 = vmlal_s8(vprod1x10, vget_high_s8(vb10), vget_high_s8(va1));
278 vprod2x10 = vmlal_s8(vprod2x10, vget_high_s8(vb10), vget_high_s8(va2));
279 vprod3x10 = vmlal_s8(vprod3x10, vget_high_s8(vb10), vget_high_s8(va3));
280 vacc0x10 = vpadalq_s16(vacc0x10, vprod0x10);
281 vacc1x10 = vpadalq_s16(vacc1x10, vprod1x10);
282 vacc2x10 = vpadalq_s16(vacc2x10, vprod2x10);
283 vacc3x10 = vpadalq_s16(vacc3x10, vprod3x10);
284 int16x8_t vprod0x11 = vmull_s8(vget_low_s8(vb11), vget_low_s8(va0));
285 int16x8_t vprod1x11 = vmull_s8(vget_low_s8(vb11), vget_low_s8(va1));
286 int16x8_t vprod2x11 = vmull_s8(vget_low_s8(vb11), vget_low_s8(va2));
287 int16x8_t vprod3x11 = vmull_s8(vget_low_s8(vb11), vget_low_s8(va3));
288 vprod0x11 = vmlal_s8(vprod0x11, vget_high_s8(vb11), vget_high_s8(va0));
289 vprod1x11 = vmlal_s8(vprod1x11, vget_high_s8(vb11), vget_high_s8(va1));
290 vprod2x11 = vmlal_s8(vprod2x11, vget_high_s8(vb11), vget_high_s8(va2));
291 vprod3x11 = vmlal_s8(vprod3x11, vget_high_s8(vb11), vget_high_s8(va3));
292 vacc0x11 = vpadalq_s16(vacc0x11, vprod0x11);
293 vacc1x11 = vpadalq_s16(vacc1x11, vprod1x11);
294 vacc2x11 = vpadalq_s16(vacc2x11, vprod2x11);
295 vacc3x11 = vpadalq_s16(vacc3x11, vprod3x11);
296 int16x8_t vprod0x12 = vmull_s8(vget_low_s8(vb12), vget_low_s8(va0));
297 int16x8_t vprod1x12 = vmull_s8(vget_low_s8(vb12), vget_low_s8(va1));
298 int16x8_t vprod2x12 = vmull_s8(vget_low_s8(vb12), vget_low_s8(va2));
299 int16x8_t vprod3x12 = vmull_s8(vget_low_s8(vb12), vget_low_s8(va3));
300 vprod0x12 = vmlal_s8(vprod0x12, vget_high_s8(vb12), vget_high_s8(va0));
301 vprod1x12 = vmlal_s8(vprod1x12, vget_high_s8(vb12), vget_high_s8(va1));
302 vprod2x12 = vmlal_s8(vprod2x12, vget_high_s8(vb12), vget_high_s8(va2));
303 vprod3x12 = vmlal_s8(vprod3x12, vget_high_s8(vb12), vget_high_s8(va3));
304 vacc0x12 = vpadalq_s16(vacc0x12, vprod0x12);
305 vacc1x12 = vpadalq_s16(vacc1x12, vprod1x12);
306 vacc2x12 = vpadalq_s16(vacc2x12, vprod2x12);
307 vacc3x12 = vpadalq_s16(vacc3x12, vprod3x12);
308 int16x8_t vprod0x13 = vmull_s8(vget_low_s8(vb13), vget_low_s8(va0));
309 int16x8_t vprod1x13 = vmull_s8(vget_low_s8(vb13), vget_low_s8(va1));
310 int16x8_t vprod2x13 = vmull_s8(vget_low_s8(vb13), vget_low_s8(va2));
311 int16x8_t vprod3x13 = vmull_s8(vget_low_s8(vb13), vget_low_s8(va3));
312 vprod0x13 = vmlal_s8(vprod0x13, vget_high_s8(vb13), vget_high_s8(va0));
313 vprod1x13 = vmlal_s8(vprod1x13, vget_high_s8(vb13), vget_high_s8(va1));
314 vprod2x13 = vmlal_s8(vprod2x13, vget_high_s8(vb13), vget_high_s8(va2));
315 vprod3x13 = vmlal_s8(vprod3x13, vget_high_s8(vb13), vget_high_s8(va3));
316 vacc0x13 = vpadalq_s16(vacc0x13, vprod0x13);
317 vacc1x13 = vpadalq_s16(vacc1x13, vprod1x13);
318 vacc2x13 = vpadalq_s16(vacc2x13, vprod2x13);
319 vacc3x13 = vpadalq_s16(vacc3x13, vprod3x13);
320 int16x8_t vprod0x14 = vmull_s8(vget_low_s8(vb14), vget_low_s8(va0));
321 int16x8_t vprod1x14 = vmull_s8(vget_low_s8(vb14), vget_low_s8(va1));
322 int16x8_t vprod2x14 = vmull_s8(vget_low_s8(vb14), vget_low_s8(va2));
323 int16x8_t vprod3x14 = vmull_s8(vget_low_s8(vb14), vget_low_s8(va3));
324 vprod0x14 = vmlal_s8(vprod0x14, vget_high_s8(vb14), vget_high_s8(va0));
325 vprod1x14 = vmlal_s8(vprod1x14, vget_high_s8(vb14), vget_high_s8(va1));
326 vprod2x14 = vmlal_s8(vprod2x14, vget_high_s8(vb14), vget_high_s8(va2));
327 vprod3x14 = vmlal_s8(vprod3x14, vget_high_s8(vb14), vget_high_s8(va3));
328 vacc0x14 = vpadalq_s16(vacc0x14, vprod0x14);
329 vacc1x14 = vpadalq_s16(vacc1x14, vprod1x14);
330 vacc2x14 = vpadalq_s16(vacc2x14, vprod2x14);
331 vacc3x14 = vpadalq_s16(vacc3x14, vprod3x14);
332 int16x8_t vprod0x15 = vmull_s8(vget_low_s8(vb15), vget_low_s8(va0));
333 int16x8_t vprod1x15 = vmull_s8(vget_low_s8(vb15), vget_low_s8(va1));
334 int16x8_t vprod2x15 = vmull_s8(vget_low_s8(vb15), vget_low_s8(va2));
335 int16x8_t vprod3x15 = vmull_s8(vget_low_s8(vb15), vget_low_s8(va3));
336 vprod0x15 = vmlal_s8(vprod0x15, vget_high_s8(vb15), vget_high_s8(va0));
337 vprod1x15 = vmlal_s8(vprod1x15, vget_high_s8(vb15), vget_high_s8(va1));
338 vprod2x15 = vmlal_s8(vprod2x15, vget_high_s8(vb15), vget_high_s8(va2));
339 vprod3x15 = vmlal_s8(vprod3x15, vget_high_s8(vb15), vget_high_s8(va3));
340 vacc0x15 = vpadalq_s16(vacc0x15, vprod0x15);
341 vacc1x15 = vpadalq_s16(vacc1x15, vprod1x15);
342 vacc2x15 = vpadalq_s16(vacc2x15, vprod2x15);
343 vacc3x15 = vpadalq_s16(vacc3x15, vprod3x15);
344
345 k += 16 * sizeof(int8_t);
346 }
347
348 #if XNN_ARCH_ARM64
349 const int32x4_t vsum0x01 = vpaddq_s32(vacc0x0, vacc0x1);
350 const int32x4_t vsum0x23 = vpaddq_s32(vacc0x2, vacc0x3);
351 const int32x4_t vsum0x45 = vpaddq_s32(vacc0x4, vacc0x5);
352 const int32x4_t vsum0x67 = vpaddq_s32(vacc0x6, vacc0x7);
353 const int32x4_t vsum0x89 = vpaddq_s32(vacc0x8, vacc0x9);
354 const int32x4_t vsum0xAB = vpaddq_s32(vacc0x10, vacc0x11);
355 const int32x4_t vsum0xCD = vpaddq_s32(vacc0x12, vacc0x13);
356 const int32x4_t vsum0xEF = vpaddq_s32(vacc0x14, vacc0x15);
357 const int32x4_t vsum1x01 = vpaddq_s32(vacc1x0, vacc1x1);
358 const int32x4_t vsum1x23 = vpaddq_s32(vacc1x2, vacc1x3);
359 const int32x4_t vsum1x45 = vpaddq_s32(vacc1x4, vacc1x5);
360 const int32x4_t vsum1x67 = vpaddq_s32(vacc1x6, vacc1x7);
361 const int32x4_t vsum1x89 = vpaddq_s32(vacc1x8, vacc1x9);
362 const int32x4_t vsum1xAB = vpaddq_s32(vacc1x10, vacc1x11);
363 const int32x4_t vsum1xCD = vpaddq_s32(vacc1x12, vacc1x13);
364 const int32x4_t vsum1xEF = vpaddq_s32(vacc1x14, vacc1x15);
365 const int32x4_t vsum2x01 = vpaddq_s32(vacc2x0, vacc2x1);
366 const int32x4_t vsum2x23 = vpaddq_s32(vacc2x2, vacc2x3);
367 const int32x4_t vsum2x45 = vpaddq_s32(vacc2x4, vacc2x5);
368 const int32x4_t vsum2x67 = vpaddq_s32(vacc2x6, vacc2x7);
369 const int32x4_t vsum2x89 = vpaddq_s32(vacc2x8, vacc2x9);
370 const int32x4_t vsum2xAB = vpaddq_s32(vacc2x10, vacc2x11);
371 const int32x4_t vsum2xCD = vpaddq_s32(vacc2x12, vacc2x13);
372 const int32x4_t vsum2xEF = vpaddq_s32(vacc2x14, vacc2x15);
373 const int32x4_t vsum3x01 = vpaddq_s32(vacc3x0, vacc3x1);
374 const int32x4_t vsum3x23 = vpaddq_s32(vacc3x2, vacc3x3);
375 const int32x4_t vsum3x45 = vpaddq_s32(vacc3x4, vacc3x5);
376 const int32x4_t vsum3x67 = vpaddq_s32(vacc3x6, vacc3x7);
377 const int32x4_t vsum3x89 = vpaddq_s32(vacc3x8, vacc3x9);
378 const int32x4_t vsum3xAB = vpaddq_s32(vacc3x10, vacc3x11);
379 const int32x4_t vsum3xCD = vpaddq_s32(vacc3x12, vacc3x13);
380 const int32x4_t vsum3xEF = vpaddq_s32(vacc3x14, vacc3x15);
381 int32x4_t vacc0x0123 = vpaddq_s32(vsum0x01, vsum0x23);
382 int32x4_t vacc0x4567 = vpaddq_s32(vsum0x45, vsum0x67);
383 int32x4_t vacc0x89AB = vpaddq_s32(vsum0x89, vsum0xAB);
384 int32x4_t vacc0xCDEF = vpaddq_s32(vsum0xCD, vsum0xEF);
385 int32x4_t vacc1x0123 = vpaddq_s32(vsum1x01, vsum1x23);
386 int32x4_t vacc1x4567 = vpaddq_s32(vsum1x45, vsum1x67);
387 int32x4_t vacc1x89AB = vpaddq_s32(vsum1x89, vsum1xAB);
388 int32x4_t vacc1xCDEF = vpaddq_s32(vsum1xCD, vsum1xEF);
389 int32x4_t vacc2x0123 = vpaddq_s32(vsum2x01, vsum2x23);
390 int32x4_t vacc2x4567 = vpaddq_s32(vsum2x45, vsum2x67);
391 int32x4_t vacc2x89AB = vpaddq_s32(vsum2x89, vsum2xAB);
392 int32x4_t vacc2xCDEF = vpaddq_s32(vsum2xCD, vsum2xEF);
393 int32x4_t vacc3x0123 = vpaddq_s32(vsum3x01, vsum3x23);
394 int32x4_t vacc3x4567 = vpaddq_s32(vsum3x45, vsum3x67);
395 int32x4_t vacc3x89AB = vpaddq_s32(vsum3x89, vsum3xAB);
396 int32x4_t vacc3xCDEF = vpaddq_s32(vsum3xCD, vsum3xEF);
397 #else
398 const int32x2_t vpsum0x0 = vadd_s32(vget_low_s32(vacc0x0), vget_high_s32(vacc0x0));
399 const int32x2_t vpsum0x1 = vadd_s32(vget_low_s32(vacc0x1), vget_high_s32(vacc0x1));
400 const int32x2_t vpsum0x2 = vadd_s32(vget_low_s32(vacc0x2), vget_high_s32(vacc0x2));
401 const int32x2_t vpsum0x3 = vadd_s32(vget_low_s32(vacc0x3), vget_high_s32(vacc0x3));
402 const int32x2_t vsum0x01 = vpadd_s32(vpsum0x0, vpsum0x1);
403 const int32x2_t vsum0x23 = vpadd_s32(vpsum0x2, vpsum0x3);
404 int32x4_t vacc0x0123 = vcombine_s32(vsum0x01, vsum0x23 );
405 const int32x2_t vpsum0x4 = vadd_s32(vget_low_s32(vacc0x4), vget_high_s32(vacc0x4));
406 const int32x2_t vpsum0x5 = vadd_s32(vget_low_s32(vacc0x5), vget_high_s32(vacc0x5));
407 const int32x2_t vpsum0x6 = vadd_s32(vget_low_s32(vacc0x6), vget_high_s32(vacc0x6));
408 const int32x2_t vpsum0x7 = vadd_s32(vget_low_s32(vacc0x7), vget_high_s32(vacc0x7));
409 const int32x2_t vsum0x45 = vpadd_s32(vpsum0x4, vpsum0x5);
410 const int32x2_t vsum0x67 = vpadd_s32(vpsum0x6, vpsum0x7);
411 int32x4_t vacc0x4567 = vcombine_s32(vsum0x45, vsum0x67 );
412 const int32x2_t vpsum0x8 = vadd_s32(vget_low_s32(vacc0x8), vget_high_s32(vacc0x8));
413 const int32x2_t vpsum0x9 = vadd_s32(vget_low_s32(vacc0x9), vget_high_s32(vacc0x9));
414 const int32x2_t vpsum0xA = vadd_s32(vget_low_s32(vacc0x10), vget_high_s32(vacc0x10));
415 const int32x2_t vpsum0xB = vadd_s32(vget_low_s32(vacc0x11), vget_high_s32(vacc0x11));
416 const int32x2_t vsum0x89 = vpadd_s32(vpsum0x8, vpsum0x9);
417 const int32x2_t vsum0xAB = vpadd_s32(vpsum0xA, vpsum0xB);
418 int32x4_t vacc0x89AB = vcombine_s32(vsum0x89, vsum0xAB );
419 const int32x2_t vpsum0xC = vadd_s32(vget_low_s32(vacc0x12), vget_high_s32(vacc0x12));
420 const int32x2_t vpsum0xD = vadd_s32(vget_low_s32(vacc0x13), vget_high_s32(vacc0x13));
421 const int32x2_t vpsum0xE = vadd_s32(vget_low_s32(vacc0x14), vget_high_s32(vacc0x14));
422 const int32x2_t vpsum0xF = vadd_s32(vget_low_s32(vacc0x15), vget_high_s32(vacc0x15));
423 const int32x2_t vsum0xCD = vpadd_s32(vpsum0xC, vpsum0xD);
424 const int32x2_t vsum0xEF = vpadd_s32(vpsum0xE, vpsum0xF);
425 int32x4_t vacc0xCDEF = vcombine_s32(vsum0xCD, vsum0xEF );
426 const int32x2_t vpsum1x0 = vadd_s32(vget_low_s32(vacc1x0), vget_high_s32(vacc1x0));
427 const int32x2_t vpsum1x1 = vadd_s32(vget_low_s32(vacc1x1), vget_high_s32(vacc1x1));
428 const int32x2_t vpsum1x2 = vadd_s32(vget_low_s32(vacc1x2), vget_high_s32(vacc1x2));
429 const int32x2_t vpsum1x3 = vadd_s32(vget_low_s32(vacc1x3), vget_high_s32(vacc1x3));
430 const int32x2_t vsum1x01 = vpadd_s32(vpsum1x0, vpsum1x1);
431 const int32x2_t vsum1x23 = vpadd_s32(vpsum1x2, vpsum1x3);
432 int32x4_t vacc1x0123 = vcombine_s32(vsum1x01, vsum1x23 );
433 const int32x2_t vpsum1x4 = vadd_s32(vget_low_s32(vacc1x4), vget_high_s32(vacc1x4));
434 const int32x2_t vpsum1x5 = vadd_s32(vget_low_s32(vacc1x5), vget_high_s32(vacc1x5));
435 const int32x2_t vpsum1x6 = vadd_s32(vget_low_s32(vacc1x6), vget_high_s32(vacc1x6));
436 const int32x2_t vpsum1x7 = vadd_s32(vget_low_s32(vacc1x7), vget_high_s32(vacc1x7));
437 const int32x2_t vsum1x45 = vpadd_s32(vpsum1x4, vpsum1x5);
438 const int32x2_t vsum1x67 = vpadd_s32(vpsum1x6, vpsum1x7);
439 int32x4_t vacc1x4567 = vcombine_s32(vsum1x45, vsum1x67 );
440 const int32x2_t vpsum1x8 = vadd_s32(vget_low_s32(vacc1x8), vget_high_s32(vacc1x8));
441 const int32x2_t vpsum1x9 = vadd_s32(vget_low_s32(vacc1x9), vget_high_s32(vacc1x9));
442 const int32x2_t vpsum1xA = vadd_s32(vget_low_s32(vacc1x10), vget_high_s32(vacc1x10));
443 const int32x2_t vpsum1xB = vadd_s32(vget_low_s32(vacc1x11), vget_high_s32(vacc1x11));
444 const int32x2_t vsum1x89 = vpadd_s32(vpsum1x8, vpsum1x9);
445 const int32x2_t vsum1xAB = vpadd_s32(vpsum1xA, vpsum1xB);
446 int32x4_t vacc1x89AB = vcombine_s32(vsum1x89, vsum1xAB );
447 const int32x2_t vpsum1xC = vadd_s32(vget_low_s32(vacc1x12), vget_high_s32(vacc1x12));
448 const int32x2_t vpsum1xD = vadd_s32(vget_low_s32(vacc1x13), vget_high_s32(vacc1x13));
449 const int32x2_t vpsum1xE = vadd_s32(vget_low_s32(vacc1x14), vget_high_s32(vacc1x14));
450 const int32x2_t vpsum1xF = vadd_s32(vget_low_s32(vacc1x15), vget_high_s32(vacc1x15));
451 const int32x2_t vsum1xCD = vpadd_s32(vpsum1xC, vpsum1xD);
452 const int32x2_t vsum1xEF = vpadd_s32(vpsum1xE, vpsum1xF);
453 int32x4_t vacc1xCDEF = vcombine_s32(vsum1xCD, vsum1xEF );
454 const int32x2_t vpsum2x0 = vadd_s32(vget_low_s32(vacc2x0), vget_high_s32(vacc2x0));
455 const int32x2_t vpsum2x1 = vadd_s32(vget_low_s32(vacc2x1), vget_high_s32(vacc2x1));
456 const int32x2_t vpsum2x2 = vadd_s32(vget_low_s32(vacc2x2), vget_high_s32(vacc2x2));
457 const int32x2_t vpsum2x3 = vadd_s32(vget_low_s32(vacc2x3), vget_high_s32(vacc2x3));
458 const int32x2_t vsum2x01 = vpadd_s32(vpsum2x0, vpsum2x1);
459 const int32x2_t vsum2x23 = vpadd_s32(vpsum2x2, vpsum2x3);
460 int32x4_t vacc2x0123 = vcombine_s32(vsum2x01, vsum2x23 );
461 const int32x2_t vpsum2x4 = vadd_s32(vget_low_s32(vacc2x4), vget_high_s32(vacc2x4));
462 const int32x2_t vpsum2x5 = vadd_s32(vget_low_s32(vacc2x5), vget_high_s32(vacc2x5));
463 const int32x2_t vpsum2x6 = vadd_s32(vget_low_s32(vacc2x6), vget_high_s32(vacc2x6));
464 const int32x2_t vpsum2x7 = vadd_s32(vget_low_s32(vacc2x7), vget_high_s32(vacc2x7));
465 const int32x2_t vsum2x45 = vpadd_s32(vpsum2x4, vpsum2x5);
466 const int32x2_t vsum2x67 = vpadd_s32(vpsum2x6, vpsum2x7);
467 int32x4_t vacc2x4567 = vcombine_s32(vsum2x45, vsum2x67 );
468 const int32x2_t vpsum2x8 = vadd_s32(vget_low_s32(vacc2x8), vget_high_s32(vacc2x8));
469 const int32x2_t vpsum2x9 = vadd_s32(vget_low_s32(vacc2x9), vget_high_s32(vacc2x9));
470 const int32x2_t vpsum2xA = vadd_s32(vget_low_s32(vacc2x10), vget_high_s32(vacc2x10));
471 const int32x2_t vpsum2xB = vadd_s32(vget_low_s32(vacc2x11), vget_high_s32(vacc2x11));
472 const int32x2_t vsum2x89 = vpadd_s32(vpsum2x8, vpsum2x9);
473 const int32x2_t vsum2xAB = vpadd_s32(vpsum2xA, vpsum2xB);
474 int32x4_t vacc2x89AB = vcombine_s32(vsum2x89, vsum2xAB );
475 const int32x2_t vpsum2xC = vadd_s32(vget_low_s32(vacc2x12), vget_high_s32(vacc2x12));
476 const int32x2_t vpsum2xD = vadd_s32(vget_low_s32(vacc2x13), vget_high_s32(vacc2x13));
477 const int32x2_t vpsum2xE = vadd_s32(vget_low_s32(vacc2x14), vget_high_s32(vacc2x14));
478 const int32x2_t vpsum2xF = vadd_s32(vget_low_s32(vacc2x15), vget_high_s32(vacc2x15));
479 const int32x2_t vsum2xCD = vpadd_s32(vpsum2xC, vpsum2xD);
480 const int32x2_t vsum2xEF = vpadd_s32(vpsum2xE, vpsum2xF);
481 int32x4_t vacc2xCDEF = vcombine_s32(vsum2xCD, vsum2xEF );
482 const int32x2_t vpsum3x0 = vadd_s32(vget_low_s32(vacc3x0), vget_high_s32(vacc3x0));
483 const int32x2_t vpsum3x1 = vadd_s32(vget_low_s32(vacc3x1), vget_high_s32(vacc3x1));
484 const int32x2_t vpsum3x2 = vadd_s32(vget_low_s32(vacc3x2), vget_high_s32(vacc3x2));
485 const int32x2_t vpsum3x3 = vadd_s32(vget_low_s32(vacc3x3), vget_high_s32(vacc3x3));
486 const int32x2_t vsum3x01 = vpadd_s32(vpsum3x0, vpsum3x1);
487 const int32x2_t vsum3x23 = vpadd_s32(vpsum3x2, vpsum3x3);
488 int32x4_t vacc3x0123 = vcombine_s32(vsum3x01, vsum3x23 );
489 const int32x2_t vpsum3x4 = vadd_s32(vget_low_s32(vacc3x4), vget_high_s32(vacc3x4));
490 const int32x2_t vpsum3x5 = vadd_s32(vget_low_s32(vacc3x5), vget_high_s32(vacc3x5));
491 const int32x2_t vpsum3x6 = vadd_s32(vget_low_s32(vacc3x6), vget_high_s32(vacc3x6));
492 const int32x2_t vpsum3x7 = vadd_s32(vget_low_s32(vacc3x7), vget_high_s32(vacc3x7));
493 const int32x2_t vsum3x45 = vpadd_s32(vpsum3x4, vpsum3x5);
494 const int32x2_t vsum3x67 = vpadd_s32(vpsum3x6, vpsum3x7);
495 int32x4_t vacc3x4567 = vcombine_s32(vsum3x45, vsum3x67 );
496 const int32x2_t vpsum3x8 = vadd_s32(vget_low_s32(vacc3x8), vget_high_s32(vacc3x8));
497 const int32x2_t vpsum3x9 = vadd_s32(vget_low_s32(vacc3x9), vget_high_s32(vacc3x9));
498 const int32x2_t vpsum3xA = vadd_s32(vget_low_s32(vacc3x10), vget_high_s32(vacc3x10));
499 const int32x2_t vpsum3xB = vadd_s32(vget_low_s32(vacc3x11), vget_high_s32(vacc3x11));
500 const int32x2_t vsum3x89 = vpadd_s32(vpsum3x8, vpsum3x9);
501 const int32x2_t vsum3xAB = vpadd_s32(vpsum3xA, vpsum3xB);
502 int32x4_t vacc3x89AB = vcombine_s32(vsum3x89, vsum3xAB );
503 const int32x2_t vpsum3xC = vadd_s32(vget_low_s32(vacc3x12), vget_high_s32(vacc3x12));
504 const int32x2_t vpsum3xD = vadd_s32(vget_low_s32(vacc3x13), vget_high_s32(vacc3x13));
505 const int32x2_t vpsum3xE = vadd_s32(vget_low_s32(vacc3x14), vget_high_s32(vacc3x14));
506 const int32x2_t vpsum3xF = vadd_s32(vget_low_s32(vacc3x15), vget_high_s32(vacc3x15));
507 const int32x2_t vsum3xCD = vpadd_s32(vpsum3xC, vpsum3xD);
508 const int32x2_t vsum3xEF = vpadd_s32(vpsum3xE, vpsum3xF);
509 int32x4_t vacc3xCDEF = vcombine_s32(vsum3xCD, vsum3xEF );
510 #endif
511
512 const int32x4_t vmultiplier = vld1q_dup_s32(¶ms->neon.multiplier);
513 vacc0x0123 = vqrdmulhq_s32(vacc0x0123, vmultiplier);
514 vacc0x4567 = vqrdmulhq_s32(vacc0x4567, vmultiplier);
515 vacc0x89AB = vqrdmulhq_s32(vacc0x89AB, vmultiplier);
516 vacc0xCDEF = vqrdmulhq_s32(vacc0xCDEF, vmultiplier);
517 vacc1x0123 = vqrdmulhq_s32(vacc1x0123, vmultiplier);
518 vacc1x4567 = vqrdmulhq_s32(vacc1x4567, vmultiplier);
519 vacc1x89AB = vqrdmulhq_s32(vacc1x89AB, vmultiplier);
520 vacc1xCDEF = vqrdmulhq_s32(vacc1xCDEF, vmultiplier);
521 vacc2x0123 = vqrdmulhq_s32(vacc2x0123, vmultiplier);
522 vacc2x4567 = vqrdmulhq_s32(vacc2x4567, vmultiplier);
523 vacc2x89AB = vqrdmulhq_s32(vacc2x89AB, vmultiplier);
524 vacc2xCDEF = vqrdmulhq_s32(vacc2xCDEF, vmultiplier);
525 vacc3x0123 = vqrdmulhq_s32(vacc3x0123, vmultiplier);
526 vacc3x4567 = vqrdmulhq_s32(vacc3x4567, vmultiplier);
527 vacc3x89AB = vqrdmulhq_s32(vacc3x89AB, vmultiplier);
528 vacc3xCDEF = vqrdmulhq_s32(vacc3xCDEF, vmultiplier);
529
530 const int32x4_t vright_shift = vld1q_dup_s32(¶ms->neon.right_shift);
531 const int32x4_t vzero_shift_mask = vreinterpretq_s32_u32(vceqq_s32(vright_shift, vmovq_n_s32(0)));
532 vacc0x0123 = vsraq_n_s32(vacc0x0123, vbicq_s32(vacc0x0123, vzero_shift_mask), 31);
533 vacc0x4567 = vsraq_n_s32(vacc0x4567, vbicq_s32(vacc0x4567, vzero_shift_mask), 31);
534 vacc0x89AB = vsraq_n_s32(vacc0x89AB, vbicq_s32(vacc0x89AB, vzero_shift_mask), 31);
535 vacc0xCDEF = vsraq_n_s32(vacc0xCDEF, vbicq_s32(vacc0xCDEF, vzero_shift_mask), 31);
536 vacc1x0123 = vsraq_n_s32(vacc1x0123, vbicq_s32(vacc1x0123, vzero_shift_mask), 31);
537 vacc1x4567 = vsraq_n_s32(vacc1x4567, vbicq_s32(vacc1x4567, vzero_shift_mask), 31);
538 vacc1x89AB = vsraq_n_s32(vacc1x89AB, vbicq_s32(vacc1x89AB, vzero_shift_mask), 31);
539 vacc1xCDEF = vsraq_n_s32(vacc1xCDEF, vbicq_s32(vacc1xCDEF, vzero_shift_mask), 31);
540 vacc2x0123 = vsraq_n_s32(vacc2x0123, vbicq_s32(vacc2x0123, vzero_shift_mask), 31);
541 vacc2x4567 = vsraq_n_s32(vacc2x4567, vbicq_s32(vacc2x4567, vzero_shift_mask), 31);
542 vacc2x89AB = vsraq_n_s32(vacc2x89AB, vbicq_s32(vacc2x89AB, vzero_shift_mask), 31);
543 vacc2xCDEF = vsraq_n_s32(vacc2xCDEF, vbicq_s32(vacc2xCDEF, vzero_shift_mask), 31);
544 vacc3x0123 = vsraq_n_s32(vacc3x0123, vbicq_s32(vacc3x0123, vzero_shift_mask), 31);
545 vacc3x4567 = vsraq_n_s32(vacc3x4567, vbicq_s32(vacc3x4567, vzero_shift_mask), 31);
546 vacc3x89AB = vsraq_n_s32(vacc3x89AB, vbicq_s32(vacc3x89AB, vzero_shift_mask), 31);
547 vacc3xCDEF = vsraq_n_s32(vacc3xCDEF, vbicq_s32(vacc3xCDEF, vzero_shift_mask), 31);
548
549 vacc0x0123 = vrshlq_s32(vacc0x0123, vright_shift);
550 vacc0x4567 = vrshlq_s32(vacc0x4567, vright_shift);
551 vacc0x89AB = vrshlq_s32(vacc0x89AB, vright_shift);
552 vacc0xCDEF = vrshlq_s32(vacc0xCDEF, vright_shift);
553 vacc1x0123 = vrshlq_s32(vacc1x0123, vright_shift);
554 vacc1x4567 = vrshlq_s32(vacc1x4567, vright_shift);
555 vacc1x89AB = vrshlq_s32(vacc1x89AB, vright_shift);
556 vacc1xCDEF = vrshlq_s32(vacc1xCDEF, vright_shift);
557 vacc2x0123 = vrshlq_s32(vacc2x0123, vright_shift);
558 vacc2x4567 = vrshlq_s32(vacc2x4567, vright_shift);
559 vacc2x89AB = vrshlq_s32(vacc2x89AB, vright_shift);
560 vacc2xCDEF = vrshlq_s32(vacc2xCDEF, vright_shift);
561 vacc3x0123 = vrshlq_s32(vacc3x0123, vright_shift);
562 vacc3x4567 = vrshlq_s32(vacc3x4567, vright_shift);
563 vacc3x89AB = vrshlq_s32(vacc3x89AB, vright_shift);
564 vacc3xCDEF = vrshlq_s32(vacc3xCDEF, vright_shift);
565
566 const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->neon.output_zero_point);
567 #if XNN_ARCH_ARM64
568 const int16x8_t vacc0x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567), voutput_zero_point);
569 const int16x8_t vacc0x89ABCDEF = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc0x89AB), vacc0xCDEF), voutput_zero_point);
570 const int16x8_t vacc1x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567), voutput_zero_point);
571 const int16x8_t vacc1x89ABCDEF = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc1x89AB), vacc1xCDEF), voutput_zero_point);
572 const int16x8_t vacc2x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc2x0123), vacc2x4567), voutput_zero_point);
573 const int16x8_t vacc2x89ABCDEF = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc2x89AB), vacc2xCDEF), voutput_zero_point);
574 const int16x8_t vacc3x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc3x0123), vacc3x4567), voutput_zero_point);
575 const int16x8_t vacc3x89ABCDEF = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc3x89AB), vacc3xCDEF), voutput_zero_point);
576 int8x16_t vout0x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc0x89ABCDEF);
577 int8x16_t vout1x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc1x01234567), vacc1x89ABCDEF);
578 int8x16_t vout2x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc2x01234567), vacc2x89ABCDEF);
579 int8x16_t vout3x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc3x01234567), vacc3x89ABCDEF);
580 #else
581 const int16x8_t vacc0x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567)), voutput_zero_point);
582 const int16x8_t vacc0x89ABCDEF = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc0x89AB), vqmovn_s32(vacc0xCDEF)), voutput_zero_point);
583 const int16x8_t vacc1x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567)), voutput_zero_point);
584 const int16x8_t vacc1x89ABCDEF = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc1x89AB), vqmovn_s32(vacc1xCDEF)), voutput_zero_point);
585 const int16x8_t vacc2x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc2x0123), vqmovn_s32(vacc2x4567)), voutput_zero_point);
586 const int16x8_t vacc2x89ABCDEF = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc2x89AB), vqmovn_s32(vacc2xCDEF)), voutput_zero_point);
587 const int16x8_t vacc3x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc3x0123), vqmovn_s32(vacc3x4567)), voutput_zero_point);
588 const int16x8_t vacc3x89ABCDEF = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc3x89AB), vqmovn_s32(vacc3xCDEF)), voutput_zero_point);
589
590 int8x16_t vout0x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc0x89ABCDEF));
591 int8x16_t vout1x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc1x01234567), vqmovn_s16(vacc1x89ABCDEF));
592 int8x16_t vout2x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc2x01234567), vqmovn_s16(vacc2x89ABCDEF));
593 int8x16_t vout3x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc3x01234567), vqmovn_s16(vacc3x89ABCDEF));
594 #endif
595 const int8x16_t voutput_min = vld1q_dup_s8(¶ms->neon.output_min);
596 const int8x16_t voutput_max = vld1q_dup_s8(¶ms->neon.output_max);
597
598 vout0x0123456789ABCDEF = vmaxq_s8(vout0x0123456789ABCDEF, voutput_min);
599 vout1x0123456789ABCDEF = vmaxq_s8(vout1x0123456789ABCDEF, voutput_min);
600 vout2x0123456789ABCDEF = vmaxq_s8(vout2x0123456789ABCDEF, voutput_min);
601 vout3x0123456789ABCDEF = vmaxq_s8(vout3x0123456789ABCDEF, voutput_min);
602
603 vout0x0123456789ABCDEF = vminq_s8(vout0x0123456789ABCDEF, voutput_max);
604 vout1x0123456789ABCDEF = vminq_s8(vout1x0123456789ABCDEF, voutput_max);
605 vout2x0123456789ABCDEF = vminq_s8(vout2x0123456789ABCDEF, voutput_max);
606 vout3x0123456789ABCDEF = vminq_s8(vout3x0123456789ABCDEF, voutput_max);
607
608 if (nc >= 16) {
609 vst1q_s8(c0 + 0, vout0x0123456789ABCDEF);
610 vst1q_s8(c1 + 0, vout1x0123456789ABCDEF);
611 vst1q_s8(c2 + 0, vout2x0123456789ABCDEF);
612 vst1q_s8(c3 + 0, vout3x0123456789ABCDEF);
613
614 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
615 c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
616 c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
617 c3 = (int8_t*) ((uintptr_t) c3 + cn_stride);
618
619 a0 = (const int8_t*) ((uintptr_t) a0 - kc);
620 a1 = (const int8_t*) ((uintptr_t) a1 - kc);
621 a2 = (const int8_t*) ((uintptr_t) a2 - kc);
622 a3 = (const int8_t*) ((uintptr_t) a3 - kc);
623
624 nc -= 16;
625 } else {
626 int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vget_low_s8(vout0x0123456789ABCDEF), vget_low_s8(vout1x0123456789ABCDEF));
627 int8x16_t vout2x01234567_3x01234567 = vcombine_s8(vget_low_s8(vout2x0123456789ABCDEF), vget_low_s8(vout3x0123456789ABCDEF));
628 if (nc & 8) {
629 vst1_s8(c0, vget_low_s8(vout0x01234567_1x01234567)); c0 += 8;
630 vst1_s8(c1, vget_high_s8(vout0x01234567_1x01234567)); c1 += 8;
631 vst1_s8(c2, vget_low_s8(vout2x01234567_3x01234567)); c2 += 8;
632 vst1_s8(c3, vget_high_s8(vout2x01234567_3x01234567)); c3 += 8;
633 vout0x01234567_1x01234567 = vcombine_s8(vget_high_s8(vout0x0123456789ABCDEF), vget_high_s8(vout1x0123456789ABCDEF));
634 vout2x01234567_3x01234567 = vcombine_s8(vget_high_s8(vout2x0123456789ABCDEF), vget_high_s8(vout3x0123456789ABCDEF));
635 }
636 if (nc & 4) {
637 vst1q_lane_u32(__builtin_assume_aligned(c0, 1), vreinterpretq_u32_s8(vout0x01234567_1x01234567), 0); c0 += 4;
638 vst1q_lane_u32(__builtin_assume_aligned(c1, 1), vreinterpretq_u32_s8(vout0x01234567_1x01234567), 2); c1 += 4;
639 vst1q_lane_u32(__builtin_assume_aligned(c2, 1), vreinterpretq_u32_s8(vout2x01234567_3x01234567), 0); c2 += 4;
640 vst1q_lane_u32(__builtin_assume_aligned(c3, 1), vreinterpretq_u32_s8(vout2x01234567_3x01234567), 2); c3 += 4;
641 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4);
642 vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 4);
643 }
644 if (nc & 2) {
645 vst1q_lane_u16(__builtin_assume_aligned(c0, 1), vreinterpretq_u16_s8(vout0x01234567_1x01234567), 0); c0 += 2;
646 vst1q_lane_u16(__builtin_assume_aligned(c1, 1), vreinterpretq_u16_s8(vout0x01234567_1x01234567), 4); c1 += 2;
647 vst1q_lane_u16(__builtin_assume_aligned(c2, 1), vreinterpretq_u16_s8(vout2x01234567_3x01234567), 0); c2 += 2;
648 vst1q_lane_u16(__builtin_assume_aligned(c3, 1), vreinterpretq_u16_s8(vout2x01234567_3x01234567), 4); c3 += 2;
649 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2);
650 vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 2);
651 }
652 if (nc & 1) {
653 vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0);
654 vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8);
655 vst1q_lane_s8(c2, vout2x01234567_3x01234567, 0);
656 vst1q_lane_s8(c3, vout2x01234567_3x01234567, 8);
657 }
658
659 nc = 0;
660 }
661 } while (nc != 0);
662 }
663