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_4x8c2__neon_mlal_dup(size_t mr,size_t nc,size_t kc,size_t ks,const int8_t ** restrict a,const void * restrict w,int8_t * restrict c,size_t cm_stride,size_t cn_stride,size_t a_offset,const int8_t * zero,const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])17 void xnn_qs8_igemm_minmax_rndnu_ukernel_4x8c2__neon_mlal_dup(
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 vacc1x0123 = vacc0x0123;
61 int32x4_t vacc1x4567 = vacc0x4567;
62 int32x4_t vacc2x0123 = vacc0x0123;
63 int32x4_t vacc2x4567 = vacc0x4567;
64 int32x4_t vacc3x0123 = vacc0x0123;
65 int32x4_t vacc3x4567 = vacc0x4567;
66
67 size_t p = ks;
68 do {
69 const int8_t* restrict a0 = a[0];
70 if XNN_UNPREDICTABLE(a0 != zero) {
71 a0 = (const int8_t*) ((uintptr_t) a0 + a_offset);
72 }
73 const int8_t* restrict a1 = a[1];
74 if XNN_UNPREDICTABLE(a1 != zero) {
75 a1 = (const int8_t*) ((uintptr_t) a1 + a_offset);
76 }
77 const int8_t* restrict a2 = a[2];
78 if XNN_UNPREDICTABLE(a2 != zero) {
79 a2 = (const int8_t*) ((uintptr_t) a2 + a_offset);
80 }
81 const int8_t* restrict a3 = a[3];
82 if XNN_UNPREDICTABLE(a3 != zero) {
83 a3 = (const int8_t*) ((uintptr_t) a3 + a_offset);
84 }
85 a += 4;
86
87 size_t k = kc;
88
89 while (k >= 16 * sizeof(int8_t)) {
90 const int8x8_t va0x0 = vld1_s8(a0); a0 += 8;
91 const int8x8_t va0x1 = vld1_s8(a0); a0 += 8;
92 const int8x8_t va1x0 = vld1_s8(a1); a1 += 8;
93 const int8x8_t va1x1 = vld1_s8(a1); a1 += 8;
94 const int8x8_t va2x0 = vld1_s8(a2); a2 += 8;
95 const int8x8_t va2x1 = vld1_s8(a2); a2 += 8;
96 const int8x8_t va3x0 = vld1_s8(a3); a3 += 8;
97 const int8x8_t va3x1 = vld1_s8(a3); a3 += 8;
98
99 const int8x8_t vb0123c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
100 const int8x8_t vb4567c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
101 const int8x8_t vb0123c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
102 const int8x8_t vb4567c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
103 const int8x8_t vb0123c2x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
104 const int8x8_t vb4567c2x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
105 const int8x8_t vb0123c3x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
106 const int8x8_t vb4567c3x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
107
108 const int8x8_t va0c0x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0x0), 0));
109 const int8x8_t va0c0x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0x1), 0));
110 const int8x8_t va1c0x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1x0), 0));
111 const int8x8_t va1c0x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1x1), 0));
112 const int8x8_t va2c0x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2x0), 0));
113 const int8x8_t va2c0x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2x1), 0));
114 const int8x8_t va3c0x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3x0), 0));
115 const int8x8_t va3c0x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3x1), 0));
116
117 int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0x0, va0c0x0);
118 int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0x0, va1c0x0);
119 int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0x0, va2c0x0);
120 int16x8_t vprod3x0123c0 = vmull_s8(vb0123c0x0, va3c0x0);
121 const int8x8_t vb0123c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
122 vprod0x0123c0 = vmlal_s8(vprod0x0123c0, vb0123c0x1, va0c0x1);
123 vprod1x0123c0 = vmlal_s8(vprod1x0123c0, vb0123c0x1, va1c0x1);
124 vprod2x0123c0 = vmlal_s8(vprod2x0123c0, vb0123c0x1, va2c0x1);
125 vprod3x0123c0 = vmlal_s8(vprod3x0123c0, vb0123c0x1, va3c0x1);
126 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
127 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
128 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
129 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c0);
130 int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0x0, va0c0x0);
131 int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0x0, va1c0x0);
132 int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0x0, va2c0x0);
133 int16x8_t vprod3x4567c0 = vmull_s8(vb4567c0x0, va3c0x0);
134 const int8x8_t vb4567c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
135 vprod0x4567c0 = vmlal_s8(vprod0x4567c0, vb4567c0x1, va0c0x1);
136 vprod1x4567c0 = vmlal_s8(vprod1x4567c0, vb4567c0x1, va1c0x1);
137 vprod2x4567c0 = vmlal_s8(vprod2x4567c0, vb4567c0x1, va2c0x1);
138 vprod3x4567c0 = vmlal_s8(vprod3x4567c0, vb4567c0x1, va3c0x1);
139 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
140 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
141 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);
142 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c0);
143 const int8x8_t va0c1x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0x0), 1));
144 const int8x8_t va0c1x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0x1), 1));
145 const int8x8_t va1c1x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1x0), 1));
146 const int8x8_t va1c1x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1x1), 1));
147 const int8x8_t va2c1x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2x0), 1));
148 const int8x8_t va2c1x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2x1), 1));
149 const int8x8_t va3c1x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3x0), 1));
150 const int8x8_t va3c1x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3x1), 1));
151
152 int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1x0, va0c1x0);
153 int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1x0, va1c1x0);
154 int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1x0, va2c1x0);
155 int16x8_t vprod3x0123c1 = vmull_s8(vb0123c1x0, va3c1x0);
156 const int8x8_t vb0123c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
157 vprod0x0123c1 = vmlal_s8(vprod0x0123c1, vb0123c1x1, va0c1x1);
158 vprod1x0123c1 = vmlal_s8(vprod1x0123c1, vb0123c1x1, va1c1x1);
159 vprod2x0123c1 = vmlal_s8(vprod2x0123c1, vb0123c1x1, va2c1x1);
160 vprod3x0123c1 = vmlal_s8(vprod3x0123c1, vb0123c1x1, va3c1x1);
161 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
162 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
163 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
164 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c1);
165 int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1x0, va0c1x0);
166 int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1x0, va1c1x0);
167 int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1x0, va2c1x0);
168 int16x8_t vprod3x4567c1 = vmull_s8(vb4567c1x0, va3c1x0);
169 const int8x8_t vb4567c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
170 vprod0x4567c1 = vmlal_s8(vprod0x4567c1, vb4567c1x1, va0c1x1);
171 vprod1x4567c1 = vmlal_s8(vprod1x4567c1, vb4567c1x1, va1c1x1);
172 vprod2x4567c1 = vmlal_s8(vprod2x4567c1, vb4567c1x1, va2c1x1);
173 vprod3x4567c1 = vmlal_s8(vprod3x4567c1, vb4567c1x1, va3c1x1);
174 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
175 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
176 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);
177 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c1);
178 const int8x8_t va0c2x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0x0), 2));
179 const int8x8_t va0c2x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0x1), 2));
180 const int8x8_t va1c2x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1x0), 2));
181 const int8x8_t va1c2x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1x1), 2));
182 const int8x8_t va2c2x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2x0), 2));
183 const int8x8_t va2c2x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2x1), 2));
184 const int8x8_t va3c2x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3x0), 2));
185 const int8x8_t va3c2x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3x1), 2));
186
187 int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2x0, va0c2x0);
188 int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2x0, va1c2x0);
189 int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2x0, va2c2x0);
190 int16x8_t vprod3x0123c2 = vmull_s8(vb0123c2x0, va3c2x0);
191 const int8x8_t vb0123c2x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
192 vprod0x0123c2 = vmlal_s8(vprod0x0123c2, vb0123c2x1, va0c2x1);
193 vprod1x0123c2 = vmlal_s8(vprod1x0123c2, vb0123c2x1, va1c2x1);
194 vprod2x0123c2 = vmlal_s8(vprod2x0123c2, vb0123c2x1, va2c2x1);
195 vprod3x0123c2 = vmlal_s8(vprod3x0123c2, vb0123c2x1, va3c2x1);
196 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
197 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
198 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
199 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c2);
200 int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2x0, va0c2x0);
201 int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2x0, va1c2x0);
202 int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2x0, va2c2x0);
203 int16x8_t vprod3x4567c2 = vmull_s8(vb4567c2x0, va3c2x0);
204 const int8x8_t vb4567c2x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
205 vprod0x4567c2 = vmlal_s8(vprod0x4567c2, vb4567c2x1, va0c2x1);
206 vprod1x4567c2 = vmlal_s8(vprod1x4567c2, vb4567c2x1, va1c2x1);
207 vprod2x4567c2 = vmlal_s8(vprod2x4567c2, vb4567c2x1, va2c2x1);
208 vprod3x4567c2 = vmlal_s8(vprod3x4567c2, vb4567c2x1, va3c2x1);
209 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
210 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
211 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
212 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c2);
213 const int8x8_t va0c3x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0x0), 3));
214 const int8x8_t va0c3x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0x1), 3));
215 const int8x8_t va1c3x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1x0), 3));
216 const int8x8_t va1c3x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1x1), 3));
217 const int8x8_t va2c3x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2x0), 3));
218 const int8x8_t va2c3x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2x1), 3));
219 const int8x8_t va3c3x0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3x0), 3));
220 const int8x8_t va3c3x1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3x1), 3));
221
222 int16x8_t vprod0x0123c3 = vmull_s8(vb0123c3x0, va0c3x0);
223 int16x8_t vprod1x0123c3 = vmull_s8(vb0123c3x0, va1c3x0);
224 int16x8_t vprod2x0123c3 = vmull_s8(vb0123c3x0, va2c3x0);
225 int16x8_t vprod3x0123c3 = vmull_s8(vb0123c3x0, va3c3x0);
226 const int8x8_t vb0123c3x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
227 vprod0x0123c3 = vmlal_s8(vprod0x0123c3, vb0123c3x1, va0c3x1);
228 vprod1x0123c3 = vmlal_s8(vprod1x0123c3, vb0123c3x1, va1c3x1);
229 vprod2x0123c3 = vmlal_s8(vprod2x0123c3, vb0123c3x1, va2c3x1);
230 vprod3x0123c3 = vmlal_s8(vprod3x0123c3, vb0123c3x1, va3c3x1);
231 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c3);
232 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c3);
233 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c3);
234 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c3);
235 int16x8_t vprod0x4567c3 = vmull_s8(vb4567c3x0, va0c3x0);
236 int16x8_t vprod1x4567c3 = vmull_s8(vb4567c3x0, va1c3x0);
237 int16x8_t vprod2x4567c3 = vmull_s8(vb4567c3x0, va2c3x0);
238 int16x8_t vprod3x4567c3 = vmull_s8(vb4567c3x0, va3c3x0);
239 const int8x8_t vb4567c3x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
240 vprod0x4567c3 = vmlal_s8(vprod0x4567c3, vb4567c3x1, va0c3x1);
241 vprod1x4567c3 = vmlal_s8(vprod1x4567c3, vb4567c3x1, va1c3x1);
242 vprod2x4567c3 = vmlal_s8(vprod2x4567c3, vb4567c3x1, va2c3x1);
243 vprod3x4567c3 = vmlal_s8(vprod3x4567c3, vb4567c3x1, va3c3x1);
244 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c3);
245 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c3);
246 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c3);
247 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c3);
248
249 k -= 16 * sizeof(int8_t);
250 }
251
252 if (k >= 8 * sizeof(int8_t)) {
253 const int8x8_t va0 = vld1_s8(a0); a0 += 8;
254 const int8x8_t va1 = vld1_s8(a1); a1 += 8;
255 const int8x8_t va2 = vld1_s8(a2); a2 += 8;
256 const int8x8_t va3 = vld1_s8(a3); a3 += 8;
257
258 const int8x8_t vb0123c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
259 const int8x8_t vb4567c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
260 const int8x8_t vb0123c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
261 const int8x8_t vb4567c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
262 const int8x8_t vb0123c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
263 const int8x8_t vb4567c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
264 const int8x8_t vb0123c3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
265 const int8x8_t vb4567c3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
266
267 const int8x8_t va0c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 0));
268 const int8x8_t va1c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 0));
269 const int8x8_t va2c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 0));
270 const int8x8_t va3c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3), 0));
271
272 const int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0, va0c0);
273 const int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0, va1c0);
274 const int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0, va2c0);
275 const int16x8_t vprod3x0123c0 = vmull_s8(vb0123c0, va3c0);
276 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
277 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
278 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
279 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c0);
280 const int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0, va0c0);
281 const int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0, va1c0);
282 const int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0, va2c0);
283 const int16x8_t vprod3x4567c0 = vmull_s8(vb4567c0, va3c0);
284 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
285 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
286 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);
287 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c0);
288 const int8x8_t va0c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 1));
289 const int8x8_t va1c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 1));
290 const int8x8_t va2c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 1));
291 const int8x8_t va3c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3), 1));
292
293 const int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1, va0c1);
294 const int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1, va1c1);
295 const int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1, va2c1);
296 const int16x8_t vprod3x0123c1 = vmull_s8(vb0123c1, va3c1);
297 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
298 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
299 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
300 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c1);
301 const int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1, va0c1);
302 const int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1, va1c1);
303 const int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1, va2c1);
304 const int16x8_t vprod3x4567c1 = vmull_s8(vb4567c1, va3c1);
305 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
306 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
307 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);
308 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c1);
309 const int8x8_t va0c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 2));
310 const int8x8_t va1c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 2));
311 const int8x8_t va2c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 2));
312 const int8x8_t va3c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3), 2));
313
314 const int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2, va0c2);
315 const int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2, va1c2);
316 const int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2, va2c2);
317 const int16x8_t vprod3x0123c2 = vmull_s8(vb0123c2, va3c2);
318 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
319 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
320 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
321 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c2);
322 const int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2, va0c2);
323 const int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2, va1c2);
324 const int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2, va2c2);
325 const int16x8_t vprod3x4567c2 = vmull_s8(vb4567c2, va3c2);
326 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
327 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
328 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
329 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c2);
330 const int8x8_t va0c3 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 3));
331 const int8x8_t va1c3 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 3));
332 const int8x8_t va2c3 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 3));
333 const int8x8_t va3c3 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3), 3));
334
335 const int16x8_t vprod0x0123c3 = vmull_s8(vb0123c3, va0c3);
336 const int16x8_t vprod1x0123c3 = vmull_s8(vb0123c3, va1c3);
337 const int16x8_t vprod2x0123c3 = vmull_s8(vb0123c3, va2c3);
338 const int16x8_t vprod3x0123c3 = vmull_s8(vb0123c3, va3c3);
339 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c3);
340 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c3);
341 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c3);
342 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c3);
343 const int16x8_t vprod0x4567c3 = vmull_s8(vb4567c3, va0c3);
344 const int16x8_t vprod1x4567c3 = vmull_s8(vb4567c3, va1c3);
345 const int16x8_t vprod2x4567c3 = vmull_s8(vb4567c3, va2c3);
346 const int16x8_t vprod3x4567c3 = vmull_s8(vb4567c3, va3c3);
347 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c3);
348 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c3);
349 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c3);
350 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c3);
351
352 k -= 8 * sizeof(int8_t);
353 }
354
355 if XNN_UNLIKELY(k != 0) {
356 const int8x8_t va0 = vld1_s8(a0); a0 = (const int8_t*) ((uintptr_t) a0 + k);
357 const int8x8_t va1 = vld1_s8(a1); a1 = (const int8_t*) ((uintptr_t) a1 + k);
358 const int8x8_t va2 = vld1_s8(a2); a2 = (const int8_t*) ((uintptr_t) a2 + k);
359 const int8x8_t va3 = vld1_s8(a3); a3 = (const int8_t*) ((uintptr_t) a3 + k);
360
361 const int8x8_t vb0123c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
362 const int8x8_t vb4567c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
363
364 const int8x8_t va0c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 0));
365 const int16x8_t vprod0x0123c0 = vmull_s8(vb0123c0, va0c0);
366 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c0);
367 const int16x8_t vprod0x4567c0 = vmull_s8(vb4567c0, va0c0);
368 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c0);
369 const int8x8_t va1c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 0));
370 const int16x8_t vprod1x0123c0 = vmull_s8(vb0123c0, va1c0);
371 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c0);
372 const int16x8_t vprod1x4567c0 = vmull_s8(vb4567c0, va1c0);
373 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c0);
374 const int8x8_t va2c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 0));
375 const int16x8_t vprod2x0123c0 = vmull_s8(vb0123c0, va2c0);
376 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c0);
377 const int16x8_t vprod2x4567c0 = vmull_s8(vb4567c0, va2c0);
378 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c0);
379 const int8x8_t va3c0 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3), 0));
380 const int16x8_t vprod3x0123c0 = vmull_s8(vb0123c0, va3c0);
381 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c0);
382 const int16x8_t vprod3x4567c0 = vmull_s8(vb4567c0, va3c0);
383 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c0);
384
385 if (k > 2 * sizeof(int8_t)) {
386 const int8x8_t vb0123c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
387 const int8x8_t vb4567c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
388
389 const int8x8_t va0c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 1));
390 const int16x8_t vprod0x0123c1 = vmull_s8(vb0123c1, va0c1);
391 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c1);
392 const int16x8_t vprod0x4567c1 = vmull_s8(vb4567c1, va0c1);
393 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c1);
394 const int8x8_t va1c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 1));
395 const int16x8_t vprod1x0123c1 = vmull_s8(vb0123c1, va1c1);
396 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c1);
397 const int16x8_t vprod1x4567c1 = vmull_s8(vb4567c1, va1c1);
398 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c1);
399 const int8x8_t va2c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 1));
400 const int16x8_t vprod2x0123c1 = vmull_s8(vb0123c1, va2c1);
401 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c1);
402 const int16x8_t vprod2x4567c1 = vmull_s8(vb4567c1, va2c1);
403 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c1);
404 const int8x8_t va3c1 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3), 1));
405 const int16x8_t vprod3x0123c1 = vmull_s8(vb0123c1, va3c1);
406 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c1);
407 const int16x8_t vprod3x4567c1 = vmull_s8(vb4567c1, va3c1);
408 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c1);
409
410 if (k > 4 * sizeof(int8_t)) {
411 const int8x8_t vb0123c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
412 const int8x8_t vb4567c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
413
414 const int8x8_t va0c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va0), 2));
415 const int16x8_t vprod0x0123c2 = vmull_s8(vb0123c2, va0c2);
416 vacc0x0123 = vpadalq_s16(vacc0x0123, vprod0x0123c2);
417 const int16x8_t vprod0x4567c2 = vmull_s8(vb4567c2, va0c2);
418 vacc0x4567 = vpadalq_s16(vacc0x4567, vprod0x4567c2);
419 const int8x8_t va1c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va1), 2));
420 const int16x8_t vprod1x0123c2 = vmull_s8(vb0123c2, va1c2);
421 vacc1x0123 = vpadalq_s16(vacc1x0123, vprod1x0123c2);
422 const int16x8_t vprod1x4567c2 = vmull_s8(vb4567c2, va1c2);
423 vacc1x4567 = vpadalq_s16(vacc1x4567, vprod1x4567c2);
424 const int8x8_t va2c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va2), 2));
425 const int16x8_t vprod2x0123c2 = vmull_s8(vb0123c2, va2c2);
426 vacc2x0123 = vpadalq_s16(vacc2x0123, vprod2x0123c2);
427 const int16x8_t vprod2x4567c2 = vmull_s8(vb4567c2, va2c2);
428 vacc2x4567 = vpadalq_s16(vacc2x4567, vprod2x4567c2);
429 const int8x8_t va3c2 = vreinterpret_s8_s16(vdup_lane_s16(vreinterpret_s16_s8(va3), 2));
430 const int16x8_t vprod3x0123c2 = vmull_s8(vb0123c2, va3c2);
431 vacc3x0123 = vpadalq_s16(vacc3x0123, vprod3x0123c2);
432 const int16x8_t vprod3x4567c2 = vmull_s8(vb4567c2, va3c2);
433 vacc3x4567 = vpadalq_s16(vacc3x4567, vprod3x4567c2);
434 }
435 }
436 }
437 p -= 4 * sizeof(void*);
438 } while (p != 0);
439
440 const int32x4_t vright_pre_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_pre_shift);
441 const int32x4_t vmultiplier = vld1q_dup_s32(¶ms->rndnu_neon.multiplier);
442 const int32x4_t vright_post_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_post_shift);
443
444 vacc0x0123 = vqshlq_s32(vacc0x0123, vright_pre_shift);
445 vacc0x4567 = vqshlq_s32(vacc0x4567, vright_pre_shift);
446 vacc1x0123 = vqshlq_s32(vacc1x0123, vright_pre_shift);
447 vacc1x4567 = vqshlq_s32(vacc1x4567, vright_pre_shift);
448 vacc2x0123 = vqshlq_s32(vacc2x0123, vright_pre_shift);
449 vacc2x4567 = vqshlq_s32(vacc2x4567, vright_pre_shift);
450 vacc3x0123 = vqshlq_s32(vacc3x0123, vright_pre_shift);
451 vacc3x4567 = vqshlq_s32(vacc3x4567, vright_pre_shift);
452
453 vacc0x0123 = vqdmulhq_s32(vacc0x0123, vmultiplier);
454 vacc0x4567 = vqdmulhq_s32(vacc0x4567, vmultiplier);
455 vacc1x0123 = vqdmulhq_s32(vacc1x0123, vmultiplier);
456 vacc1x4567 = vqdmulhq_s32(vacc1x4567, vmultiplier);
457 vacc2x0123 = vqdmulhq_s32(vacc2x0123, vmultiplier);
458 vacc2x4567 = vqdmulhq_s32(vacc2x4567, vmultiplier);
459 vacc3x0123 = vqdmulhq_s32(vacc3x0123, vmultiplier);
460 vacc3x4567 = vqdmulhq_s32(vacc3x4567, vmultiplier);
461
462 vacc0x0123 = vrshlq_s32(vacc0x0123, vright_post_shift);
463 vacc0x4567 = vrshlq_s32(vacc0x4567, vright_post_shift);
464 vacc1x0123 = vrshlq_s32(vacc1x0123, vright_post_shift);
465 vacc1x4567 = vrshlq_s32(vacc1x4567, vright_post_shift);
466 vacc2x0123 = vrshlq_s32(vacc2x0123, vright_post_shift);
467 vacc2x4567 = vrshlq_s32(vacc2x4567, vright_post_shift);
468 vacc3x0123 = vrshlq_s32(vacc3x0123, vright_post_shift);
469 vacc3x4567 = vrshlq_s32(vacc3x4567, vright_post_shift);
470
471 const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->rndnu_neon.output_zero_point);
472 #if XNN_ARCH_ARM64
473 int16x8_t vacc0x01234567 = vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567);
474 int16x8_t vacc1x01234567 = vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567);
475 int16x8_t vacc2x01234567 = vqmovn_high_s32(vqmovn_s32(vacc2x0123), vacc2x4567);
476 int16x8_t vacc3x01234567 = vqmovn_high_s32(vqmovn_s32(vacc3x0123), vacc3x4567);
477
478 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
479 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
480 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
481 vacc3x01234567 = vqaddq_s16(vacc3x01234567, voutput_zero_point);
482
483 int8x16_t vout0x01234567_1x01234567 = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc1x01234567);
484 int8x16_t vout2x01234567_3x01234567 = vqmovn_high_s16(vqmovn_s16(vacc2x01234567), vacc3x01234567);
485 #else
486 int16x8_t vacc0x01234567 = vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567));
487 int16x8_t vacc1x01234567 = vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567));
488 int16x8_t vacc2x01234567 = vcombine_s16(vqmovn_s32(vacc2x0123), vqmovn_s32(vacc2x4567));
489 int16x8_t vacc3x01234567 = vcombine_s16(vqmovn_s32(vacc3x0123), vqmovn_s32(vacc3x4567));
490
491 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
492 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
493 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
494 vacc3x01234567 = vqaddq_s16(vacc3x01234567, voutput_zero_point);
495
496 int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc1x01234567));
497 int8x16_t vout2x01234567_3x01234567 = vcombine_s8(vqmovn_s16(vacc2x01234567), vqmovn_s16(vacc3x01234567));
498 #endif
499
500 const int8x16_t voutput_min = vld1q_dup_s8(¶ms->rndnu_neon.output_min);
501 vout0x01234567_1x01234567 = vmaxq_s8(vout0x01234567_1x01234567, voutput_min);
502 vout2x01234567_3x01234567 = vmaxq_s8(vout2x01234567_3x01234567, voutput_min);
503
504 const int8x16_t voutput_max = vld1q_dup_s8(¶ms->rndnu_neon.output_max);
505 vout0x01234567_1x01234567 = vminq_s8(vout0x01234567_1x01234567, voutput_max);
506 vout2x01234567_3x01234567 = vminq_s8(vout2x01234567_3x01234567, voutput_max);
507
508 if (nc >= 8) {
509 vst1_s8(c3 + 0, vget_high_s8(vout2x01234567_3x01234567));
510 vst1_s8(c2 + 0, vget_low_s8(vout2x01234567_3x01234567));
511 vst1_s8(c1 + 0, vget_high_s8(vout0x01234567_1x01234567));
512 vst1_s8(c0 + 0, vget_low_s8(vout0x01234567_1x01234567));
513
514 c3 = (int8_t*) ((uintptr_t) c3 + cn_stride);
515 c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
516 c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
517 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
518
519 a = (const int8_t**restrict) ((uintptr_t) a - ks);
520
521 nc -= 8;
522 } else {
523 if (nc & 4) {
524 vst1q_lane_u32((void*) c3, vreinterpretq_u32_s8(vout2x01234567_3x01234567), 2); c3 += 4;
525 vst1q_lane_u32((void*) c2, vreinterpretq_u32_s8(vout2x01234567_3x01234567), 0); c2 += 4;
526 vst1q_lane_u32((void*) c1, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 2); c1 += 4;
527 vst1q_lane_u32((void*) c0, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 0); c0 += 4;
528 vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 4);
529 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4);
530 }
531 if (nc & 2) {
532 vst1q_lane_u16((void*) c3, vreinterpretq_u16_s8(vout2x01234567_3x01234567), 4); c3 += 2;
533 vst1q_lane_u16((void*) c2, vreinterpretq_u16_s8(vout2x01234567_3x01234567), 0); c2 += 2;
534 vst1q_lane_u16((void*) c1, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 4); c1 += 2;
535 vst1q_lane_u16((void*) c0, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 0); c0 += 2;
536 vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 2);
537 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2);
538 }
539 if (nc & 1) {
540 vst1q_lane_s8(c3, vout2x01234567_3x01234567, 8);
541 vst1q_lane_s8(c2, vout2x01234567_3x01234567, 0);
542 vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8);
543 vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0);
544 }
545
546 nc = 0;
547 }
548 } while (nc != 0);
549 }
550