1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-igemm/neon-mull-addw-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/common.h>
15 #include <xnnpack/gemm.h>
16
17
xnn_qs8_igemm_minmax_rndnu_ukernel_3x16__neon_mull_addw_dup(size_t mr,size_t nc,size_t kc,size_t ks,const int8_t ** restrict a,const void * restrict w,int8_t * restrict c,size_t cm_stride,size_t cn_stride,size_t a_offset,const int8_t * zero,const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_qs8_igemm_minmax_rndnu_ukernel_3x16__neon_mull_addw_dup(
19 size_t mr,
20 size_t nc,
21 size_t kc,
22 size_t ks,
23 const int8_t** restrict a,
24 const void* restrict w,
25 int8_t* restrict c,
26 size_t cm_stride,
27 size_t cn_stride,
28 size_t a_offset,
29 const int8_t* zero,
30 const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
31 {
32 assert(mr != 0);
33 assert(mr <= 3);
34 assert(nc != 0);
35 assert(kc != 0);
36 assert(ks != 0);
37 assert(ks % (3 * sizeof(void*)) == 0);
38 assert(a_offset % sizeof(int8_t) == 0);
39 assert(a != NULL);
40 assert(w != NULL);
41 assert(c != NULL);
42
43 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
53 do {
54 int32x4_t vacc0x0123 = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
55 int32x4_t vacc0x4567 = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
56 int32x4_t vacc0x89AB = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
57 int32x4_t vacc0xCDEF = vld1q_s32(w); w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t));
58 int32x4_t vacc1x0123 = vacc0x0123;
59 int32x4_t vacc1x4567 = vacc0x4567;
60 int32x4_t vacc1x89AB = vacc0x89AB;
61 int32x4_t vacc1xCDEF = vacc0xCDEF;
62 int32x4_t vacc2x0123 = vacc0x0123;
63 int32x4_t vacc2x4567 = vacc0x4567;
64 int32x4_t vacc2x89AB = vacc0x89AB;
65 int32x4_t vacc2xCDEF = vacc0xCDEF;
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 a += 3;
82
83 size_t k = kc;
84 while (k >= 8 * sizeof(int8_t)) {
85 const int8x8_t va0 = vld1_s8(a0); a0 += 8;
86 const int8x8_t va1 = vld1_s8(a1); a1 += 8;
87 const int8x8_t va2 = vld1_s8(a2); a2 += 8;
88
89 const int8x8_t vb01234567c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
90
91 const int16x8_t vprod0x01234567c0 = vmull_s8(vb01234567c0, vdup_lane_s8(va0, 0));
92 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c0));
93 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c0));
94 const int16x8_t vprod1x01234567c0 = vmull_s8(vb01234567c0, vdup_lane_s8(va1, 0));
95 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c0));
96 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c0));
97 const int16x8_t vprod2x01234567c0 = vmull_s8(vb01234567c0, vdup_lane_s8(va2, 0));
98 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c0));
99 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c0));
100 const int8x8_t vb89ABCDEFc0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
101
102 const int16x8_t vprod0x89ABCDEFc0 = vmull_s8(vb89ABCDEFc0, vdup_lane_s8(va0, 0));
103 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc0));
104 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc0));
105 const int16x8_t vprod1x89ABCDEFc0 = vmull_s8(vb89ABCDEFc0, vdup_lane_s8(va1, 0));
106 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc0));
107 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc0));
108 const int16x8_t vprod2x89ABCDEFc0 = vmull_s8(vb89ABCDEFc0, vdup_lane_s8(va2, 0));
109 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc0));
110 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc0));
111 const int8x8_t vb01234567c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
112
113 const int16x8_t vprod0x01234567c1 = vmull_s8(vb01234567c1, vdup_lane_s8(va0, 1));
114 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c1));
115 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c1));
116 const int16x8_t vprod1x01234567c1 = vmull_s8(vb01234567c1, vdup_lane_s8(va1, 1));
117 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c1));
118 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c1));
119 const int16x8_t vprod2x01234567c1 = vmull_s8(vb01234567c1, vdup_lane_s8(va2, 1));
120 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c1));
121 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c1));
122 const int8x8_t vb89ABCDEFc1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
123
124 const int16x8_t vprod0x89ABCDEFc1 = vmull_s8(vb89ABCDEFc1, vdup_lane_s8(va0, 1));
125 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc1));
126 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc1));
127 const int16x8_t vprod1x89ABCDEFc1 = vmull_s8(vb89ABCDEFc1, vdup_lane_s8(va1, 1));
128 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc1));
129 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc1));
130 const int16x8_t vprod2x89ABCDEFc1 = vmull_s8(vb89ABCDEFc1, vdup_lane_s8(va2, 1));
131 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc1));
132 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc1));
133 const int8x8_t vb01234567c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
134
135 const int16x8_t vprod0x01234567c2 = vmull_s8(vb01234567c2, vdup_lane_s8(va0, 2));
136 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c2));
137 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c2));
138 const int16x8_t vprod1x01234567c2 = vmull_s8(vb01234567c2, vdup_lane_s8(va1, 2));
139 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c2));
140 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c2));
141 const int16x8_t vprod2x01234567c2 = vmull_s8(vb01234567c2, vdup_lane_s8(va2, 2));
142 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c2));
143 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c2));
144 const int8x8_t vb89ABCDEFc2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
145
146 const int16x8_t vprod0x89ABCDEFc2 = vmull_s8(vb89ABCDEFc2, vdup_lane_s8(va0, 2));
147 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc2));
148 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc2));
149 const int16x8_t vprod1x89ABCDEFc2 = vmull_s8(vb89ABCDEFc2, vdup_lane_s8(va1, 2));
150 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc2));
151 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc2));
152 const int16x8_t vprod2x89ABCDEFc2 = vmull_s8(vb89ABCDEFc2, vdup_lane_s8(va2, 2));
153 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc2));
154 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc2));
155 const int8x8_t vb01234567c3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
156
157 const int16x8_t vprod0x01234567c3 = vmull_s8(vb01234567c3, vdup_lane_s8(va0, 3));
158 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c3));
159 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c3));
160 const int16x8_t vprod1x01234567c3 = vmull_s8(vb01234567c3, vdup_lane_s8(va1, 3));
161 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c3));
162 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c3));
163 const int16x8_t vprod2x01234567c3 = vmull_s8(vb01234567c3, vdup_lane_s8(va2, 3));
164 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c3));
165 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c3));
166 const int8x8_t vb89ABCDEFc3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
167
168 const int16x8_t vprod0x89ABCDEFc3 = vmull_s8(vb89ABCDEFc3, vdup_lane_s8(va0, 3));
169 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc3));
170 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc3));
171 const int16x8_t vprod1x89ABCDEFc3 = vmull_s8(vb89ABCDEFc3, vdup_lane_s8(va1, 3));
172 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc3));
173 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc3));
174 const int16x8_t vprod2x89ABCDEFc3 = vmull_s8(vb89ABCDEFc3, vdup_lane_s8(va2, 3));
175 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc3));
176 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc3));
177 const int8x8_t vb01234567c4 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
178
179 const int16x8_t vprod0x01234567c4 = vmull_s8(vb01234567c4, vdup_lane_s8(va0, 4));
180 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c4));
181 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c4));
182 const int16x8_t vprod1x01234567c4 = vmull_s8(vb01234567c4, vdup_lane_s8(va1, 4));
183 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c4));
184 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c4));
185 const int16x8_t vprod2x01234567c4 = vmull_s8(vb01234567c4, vdup_lane_s8(va2, 4));
186 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c4));
187 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c4));
188 const int8x8_t vb89ABCDEFc4 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
189
190 const int16x8_t vprod0x89ABCDEFc4 = vmull_s8(vb89ABCDEFc4, vdup_lane_s8(va0, 4));
191 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc4));
192 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc4));
193 const int16x8_t vprod1x89ABCDEFc4 = vmull_s8(vb89ABCDEFc4, vdup_lane_s8(va1, 4));
194 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc4));
195 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc4));
196 const int16x8_t vprod2x89ABCDEFc4 = vmull_s8(vb89ABCDEFc4, vdup_lane_s8(va2, 4));
197 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc4));
198 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc4));
199 const int8x8_t vb01234567c5 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
200
201 const int16x8_t vprod0x01234567c5 = vmull_s8(vb01234567c5, vdup_lane_s8(va0, 5));
202 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c5));
203 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c5));
204 const int16x8_t vprod1x01234567c5 = vmull_s8(vb01234567c5, vdup_lane_s8(va1, 5));
205 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c5));
206 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c5));
207 const int16x8_t vprod2x01234567c5 = vmull_s8(vb01234567c5, vdup_lane_s8(va2, 5));
208 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c5));
209 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c5));
210 const int8x8_t vb89ABCDEFc5 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
211
212 const int16x8_t vprod0x89ABCDEFc5 = vmull_s8(vb89ABCDEFc5, vdup_lane_s8(va0, 5));
213 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc5));
214 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc5));
215 const int16x8_t vprod1x89ABCDEFc5 = vmull_s8(vb89ABCDEFc5, vdup_lane_s8(va1, 5));
216 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc5));
217 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc5));
218 const int16x8_t vprod2x89ABCDEFc5 = vmull_s8(vb89ABCDEFc5, vdup_lane_s8(va2, 5));
219 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc5));
220 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc5));
221 const int8x8_t vb01234567c6 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
222
223 const int16x8_t vprod0x01234567c6 = vmull_s8(vb01234567c6, vdup_lane_s8(va0, 6));
224 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c6));
225 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c6));
226 const int16x8_t vprod1x01234567c6 = vmull_s8(vb01234567c6, vdup_lane_s8(va1, 6));
227 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c6));
228 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c6));
229 const int16x8_t vprod2x01234567c6 = vmull_s8(vb01234567c6, vdup_lane_s8(va2, 6));
230 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c6));
231 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c6));
232 const int8x8_t vb89ABCDEFc6 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
233
234 const int16x8_t vprod0x89ABCDEFc6 = vmull_s8(vb89ABCDEFc6, vdup_lane_s8(va0, 6));
235 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc6));
236 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc6));
237 const int16x8_t vprod1x89ABCDEFc6 = vmull_s8(vb89ABCDEFc6, vdup_lane_s8(va1, 6));
238 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc6));
239 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc6));
240 const int16x8_t vprod2x89ABCDEFc6 = vmull_s8(vb89ABCDEFc6, vdup_lane_s8(va2, 6));
241 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc6));
242 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc6));
243 const int8x8_t vb01234567c7 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
244
245 const int16x8_t vprod0x01234567c7 = vmull_s8(vb01234567c7, vdup_lane_s8(va0, 7));
246 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c7));
247 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c7));
248 const int16x8_t vprod1x01234567c7 = vmull_s8(vb01234567c7, vdup_lane_s8(va1, 7));
249 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c7));
250 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c7));
251 const int16x8_t vprod2x01234567c7 = vmull_s8(vb01234567c7, vdup_lane_s8(va2, 7));
252 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c7));
253 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c7));
254 const int8x8_t vb89ABCDEFc7 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
255
256 const int16x8_t vprod0x89ABCDEFc7 = vmull_s8(vb89ABCDEFc7, vdup_lane_s8(va0, 7));
257 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc7));
258 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc7));
259 const int16x8_t vprod1x89ABCDEFc7 = vmull_s8(vb89ABCDEFc7, vdup_lane_s8(va1, 7));
260 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc7));
261 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc7));
262 const int16x8_t vprod2x89ABCDEFc7 = vmull_s8(vb89ABCDEFc7, vdup_lane_s8(va2, 7));
263 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc7));
264 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc7));
265
266 k -= 8 * sizeof(int8_t);
267 }
268 if XNN_UNLIKELY(k != 0) {
269 const int8x8_t va0 = vld1_s8(a0); a0 = (const int8_t*) ((uintptr_t) a0 + k);
270 const int8x8_t va1 = vld1_s8(a1); a1 = (const int8_t*) ((uintptr_t) a1 + k);
271 const int8x8_t va2 = vld1_s8(a2); a2 = (const int8_t*) ((uintptr_t) a2 + k);
272
273 const int8x8_t vb01234567c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
274 const int8x8_t vb89ABCDEFc0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
275
276 const int16x8_t vprod0x01234567c0 = vmull_s8(vb01234567c0, vdup_lane_s8(va0, 0));
277 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c0));
278 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c0));
279 const int16x8_t vprod0x89ABCDEFc0 = vmull_s8(vb89ABCDEFc0, vdup_lane_s8(va0, 0));
280 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc0));
281 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc0));
282 const int16x8_t vprod1x01234567c0 = vmull_s8(vb01234567c0, vdup_lane_s8(va1, 0));
283 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c0));
284 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c0));
285 const int16x8_t vprod1x89ABCDEFc0 = vmull_s8(vb89ABCDEFc0, vdup_lane_s8(va1, 0));
286 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc0));
287 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc0));
288 const int16x8_t vprod2x01234567c0 = vmull_s8(vb01234567c0, vdup_lane_s8(va2, 0));
289 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c0));
290 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c0));
291 const int16x8_t vprod2x89ABCDEFc0 = vmull_s8(vb89ABCDEFc0, vdup_lane_s8(va2, 0));
292 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc0));
293 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc0));
294
295 if (k >= 2 * sizeof(int8_t)) {
296 const int8x8_t vb01234567c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
297 const int8x8_t vb89ABCDEFc1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
298
299 const int16x8_t vprod0x01234567c1 = vmull_s8(vb01234567c1, vdup_lane_s8(va0, 1));
300 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c1));
301 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c1));
302 const int16x8_t vprod0x89ABCDEFc1 = vmull_s8(vb89ABCDEFc1, vdup_lane_s8(va0, 1));
303 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc1));
304 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc1));
305 const int16x8_t vprod1x01234567c1 = vmull_s8(vb01234567c1, vdup_lane_s8(va1, 1));
306 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c1));
307 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c1));
308 const int16x8_t vprod1x89ABCDEFc1 = vmull_s8(vb89ABCDEFc1, vdup_lane_s8(va1, 1));
309 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc1));
310 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc1));
311 const int16x8_t vprod2x01234567c1 = vmull_s8(vb01234567c1, vdup_lane_s8(va2, 1));
312 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c1));
313 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c1));
314 const int16x8_t vprod2x89ABCDEFc1 = vmull_s8(vb89ABCDEFc1, vdup_lane_s8(va2, 1));
315 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc1));
316 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc1));
317
318 if (k > 2 * sizeof(int8_t)) {
319 const int8x8_t vb01234567c2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
320 const int8x8_t vb89ABCDEFc2 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
321
322 const int16x8_t vprod0x01234567c2 = vmull_s8(vb01234567c2, vdup_lane_s8(va0, 2));
323 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c2));
324 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c2));
325 const int16x8_t vprod0x89ABCDEFc2 = vmull_s8(vb89ABCDEFc2, vdup_lane_s8(va0, 2));
326 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc2));
327 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc2));
328 const int16x8_t vprod1x01234567c2 = vmull_s8(vb01234567c2, vdup_lane_s8(va1, 2));
329 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c2));
330 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c2));
331 const int16x8_t vprod1x89ABCDEFc2 = vmull_s8(vb89ABCDEFc2, vdup_lane_s8(va1, 2));
332 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc2));
333 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc2));
334 const int16x8_t vprod2x01234567c2 = vmull_s8(vb01234567c2, vdup_lane_s8(va2, 2));
335 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c2));
336 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c2));
337 const int16x8_t vprod2x89ABCDEFc2 = vmull_s8(vb89ABCDEFc2, vdup_lane_s8(va2, 2));
338 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc2));
339 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc2));
340
341 if (k >= 4 * sizeof(int8_t)) {
342 const int8x8_t vb01234567c3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
343 const int8x8_t vb89ABCDEFc3 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
344
345 const int16x8_t vprod0x01234567c3 = vmull_s8(vb01234567c3, vdup_lane_s8(va0, 3));
346 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c3));
347 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c3));
348 const int16x8_t vprod0x89ABCDEFc3 = vmull_s8(vb89ABCDEFc3, vdup_lane_s8(va0, 3));
349 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc3));
350 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc3));
351 const int16x8_t vprod1x01234567c3 = vmull_s8(vb01234567c3, vdup_lane_s8(va1, 3));
352 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c3));
353 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c3));
354 const int16x8_t vprod1x89ABCDEFc3 = vmull_s8(vb89ABCDEFc3, vdup_lane_s8(va1, 3));
355 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc3));
356 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc3));
357 const int16x8_t vprod2x01234567c3 = vmull_s8(vb01234567c3, vdup_lane_s8(va2, 3));
358 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c3));
359 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c3));
360 const int16x8_t vprod2x89ABCDEFc3 = vmull_s8(vb89ABCDEFc3, vdup_lane_s8(va2, 3));
361 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc3));
362 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc3));
363
364 if (k > 4 * sizeof(int8_t)) {
365 const int8x8_t vb01234567c4 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
366 const int8x8_t vb89ABCDEFc4 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
367
368 const int16x8_t vprod0x01234567c4 = vmull_s8(vb01234567c4, vdup_lane_s8(va0, 4));
369 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c4));
370 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c4));
371 const int16x8_t vprod0x89ABCDEFc4 = vmull_s8(vb89ABCDEFc4, vdup_lane_s8(va0, 4));
372 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc4));
373 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc4));
374 const int16x8_t vprod1x01234567c4 = vmull_s8(vb01234567c4, vdup_lane_s8(va1, 4));
375 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c4));
376 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c4));
377 const int16x8_t vprod1x89ABCDEFc4 = vmull_s8(vb89ABCDEFc4, vdup_lane_s8(va1, 4));
378 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc4));
379 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc4));
380 const int16x8_t vprod2x01234567c4 = vmull_s8(vb01234567c4, vdup_lane_s8(va2, 4));
381 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c4));
382 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c4));
383 const int16x8_t vprod2x89ABCDEFc4 = vmull_s8(vb89ABCDEFc4, vdup_lane_s8(va2, 4));
384 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc4));
385 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc4));
386
387 if (k >= 6 * sizeof(int8_t)) {
388 const int8x8_t vb01234567c5 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
389 const int8x8_t vb89ABCDEFc5 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
390
391 const int16x8_t vprod0x01234567c5 = vmull_s8(vb01234567c5, vdup_lane_s8(va0, 5));
392 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c5));
393 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c5));
394 const int16x8_t vprod0x89ABCDEFc5 = vmull_s8(vb89ABCDEFc5, vdup_lane_s8(va0, 5));
395 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc5));
396 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc5));
397 const int16x8_t vprod1x01234567c5 = vmull_s8(vb01234567c5, vdup_lane_s8(va1, 5));
398 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c5));
399 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c5));
400 const int16x8_t vprod1x89ABCDEFc5 = vmull_s8(vb89ABCDEFc5, vdup_lane_s8(va1, 5));
401 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc5));
402 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc5));
403 const int16x8_t vprod2x01234567c5 = vmull_s8(vb01234567c5, vdup_lane_s8(va2, 5));
404 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c5));
405 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c5));
406 const int16x8_t vprod2x89ABCDEFc5 = vmull_s8(vb89ABCDEFc5, vdup_lane_s8(va2, 5));
407 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc5));
408 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc5));
409
410 if (k > 6 * sizeof(int8_t)) {
411 const int8x8_t vb01234567c6 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
412 const int8x8_t vb89ABCDEFc6 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
413
414 const int16x8_t vprod0x01234567c6 = vmull_s8(vb01234567c6, vdup_lane_s8(va0, 6));
415 vacc0x0123 = vaddw_s16(vacc0x0123, vget_low_s16(vprod0x01234567c6));
416 vacc0x4567 = vaddw_s16(vacc0x4567, vget_high_s16(vprod0x01234567c6));
417 const int16x8_t vprod0x89ABCDEFc6 = vmull_s8(vb89ABCDEFc6, vdup_lane_s8(va0, 6));
418 vacc0x89AB = vaddw_s16(vacc0x89AB, vget_low_s16(vprod0x89ABCDEFc6));
419 vacc0xCDEF = vaddw_s16(vacc0xCDEF, vget_high_s16(vprod0x89ABCDEFc6));
420 const int16x8_t vprod1x01234567c6 = vmull_s8(vb01234567c6, vdup_lane_s8(va1, 6));
421 vacc1x0123 = vaddw_s16(vacc1x0123, vget_low_s16(vprod1x01234567c6));
422 vacc1x4567 = vaddw_s16(vacc1x4567, vget_high_s16(vprod1x01234567c6));
423 const int16x8_t vprod1x89ABCDEFc6 = vmull_s8(vb89ABCDEFc6, vdup_lane_s8(va1, 6));
424 vacc1x89AB = vaddw_s16(vacc1x89AB, vget_low_s16(vprod1x89ABCDEFc6));
425 vacc1xCDEF = vaddw_s16(vacc1xCDEF, vget_high_s16(vprod1x89ABCDEFc6));
426 const int16x8_t vprod2x01234567c6 = vmull_s8(vb01234567c6, vdup_lane_s8(va2, 6));
427 vacc2x0123 = vaddw_s16(vacc2x0123, vget_low_s16(vprod2x01234567c6));
428 vacc2x4567 = vaddw_s16(vacc2x4567, vget_high_s16(vprod2x01234567c6));
429 const int16x8_t vprod2x89ABCDEFc6 = vmull_s8(vb89ABCDEFc6, vdup_lane_s8(va2, 6));
430 vacc2x89AB = vaddw_s16(vacc2x89AB, vget_low_s16(vprod2x89ABCDEFc6));
431 vacc2xCDEF = vaddw_s16(vacc2xCDEF, vget_high_s16(vprod2x89ABCDEFc6));
432 }
433 }
434 }
435 }
436 }
437 }
438 }
439 p -= 3 * sizeof(void*);
440 } while (p != 0);
441
442 const int32x4_t vright_pre_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_pre_shift);
443 const int32x4_t vmultiplier = vld1q_dup_s32(¶ms->rndnu_neon.multiplier);
444 const int32x4_t vright_post_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_post_shift);
445
446 vacc0x0123 = vqshlq_s32(vacc0x0123, vright_pre_shift);
447 vacc0x4567 = vqshlq_s32(vacc0x4567, vright_pre_shift);
448 vacc0x89AB = vqshlq_s32(vacc0x89AB, vright_pre_shift);
449 vacc0xCDEF = vqshlq_s32(vacc0xCDEF, vright_pre_shift);
450 vacc1x0123 = vqshlq_s32(vacc1x0123, vright_pre_shift);
451 vacc1x4567 = vqshlq_s32(vacc1x4567, vright_pre_shift);
452 vacc1x89AB = vqshlq_s32(vacc1x89AB, vright_pre_shift);
453 vacc1xCDEF = vqshlq_s32(vacc1xCDEF, vright_pre_shift);
454 vacc2x0123 = vqshlq_s32(vacc2x0123, vright_pre_shift);
455 vacc2x4567 = vqshlq_s32(vacc2x4567, vright_pre_shift);
456 vacc2x89AB = vqshlq_s32(vacc2x89AB, vright_pre_shift);
457 vacc2xCDEF = vqshlq_s32(vacc2xCDEF, vright_pre_shift);
458
459 vacc0x0123 = vqdmulhq_s32(vacc0x0123, vmultiplier);
460 vacc0x4567 = vqdmulhq_s32(vacc0x4567, vmultiplier);
461 vacc0x89AB = vqdmulhq_s32(vacc0x89AB, vmultiplier);
462 vacc0xCDEF = vqdmulhq_s32(vacc0xCDEF, vmultiplier);
463 vacc1x0123 = vqdmulhq_s32(vacc1x0123, vmultiplier);
464 vacc1x4567 = vqdmulhq_s32(vacc1x4567, vmultiplier);
465 vacc1x89AB = vqdmulhq_s32(vacc1x89AB, vmultiplier);
466 vacc1xCDEF = vqdmulhq_s32(vacc1xCDEF, vmultiplier);
467 vacc2x0123 = vqdmulhq_s32(vacc2x0123, vmultiplier);
468 vacc2x4567 = vqdmulhq_s32(vacc2x4567, vmultiplier);
469 vacc2x89AB = vqdmulhq_s32(vacc2x89AB, vmultiplier);
470 vacc2xCDEF = vqdmulhq_s32(vacc2xCDEF, vmultiplier);
471
472 vacc0x0123 = vrshlq_s32(vacc0x0123, vright_post_shift);
473 vacc0x4567 = vrshlq_s32(vacc0x4567, vright_post_shift);
474 vacc0x89AB = vrshlq_s32(vacc0x89AB, vright_post_shift);
475 vacc0xCDEF = vrshlq_s32(vacc0xCDEF, vright_post_shift);
476 vacc1x0123 = vrshlq_s32(vacc1x0123, vright_post_shift);
477 vacc1x4567 = vrshlq_s32(vacc1x4567, vright_post_shift);
478 vacc1x89AB = vrshlq_s32(vacc1x89AB, vright_post_shift);
479 vacc1xCDEF = vrshlq_s32(vacc1xCDEF, vright_post_shift);
480 vacc2x0123 = vrshlq_s32(vacc2x0123, vright_post_shift);
481 vacc2x4567 = vrshlq_s32(vacc2x4567, vright_post_shift);
482 vacc2x89AB = vrshlq_s32(vacc2x89AB, vright_post_shift);
483 vacc2xCDEF = vrshlq_s32(vacc2xCDEF, vright_post_shift);
484
485 const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->rndnu_neon.output_zero_point);
486 #if XNN_ARCH_ARM64
487 const int16x8_t vacc0x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567), voutput_zero_point);
488 const int16x8_t vacc0x89ABCDEF = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc0x89AB), vacc0xCDEF), voutput_zero_point);
489 const int16x8_t vacc1x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567), voutput_zero_point);
490 const int16x8_t vacc1x89ABCDEF = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc1x89AB), vacc1xCDEF), voutput_zero_point);
491 const int16x8_t vacc2x01234567 = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc2x0123), vacc2x4567), voutput_zero_point);
492 const int16x8_t vacc2x89ABCDEF = vqaddq_s16(vqmovn_high_s32(vqmovn_s32(vacc2x89AB), vacc2xCDEF), voutput_zero_point);
493
494 int8x16_t vout0x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc0x89ABCDEF);
495 int8x16_t vout1x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc1x01234567), vacc1x89ABCDEF);
496 int8x16_t vout2x0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc2x01234567), vacc2x89ABCDEF);
497 #else
498 const int16x8_t vacc0x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567)), voutput_zero_point);
499 const int16x8_t vacc0x89ABCDEF = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc0x89AB), vqmovn_s32(vacc0xCDEF)), voutput_zero_point);
500 const int16x8_t vacc1x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567)), voutput_zero_point);
501 const int16x8_t vacc1x89ABCDEF = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc1x89AB), vqmovn_s32(vacc1xCDEF)), voutput_zero_point);
502 const int16x8_t vacc2x01234567 = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc2x0123), vqmovn_s32(vacc2x4567)), voutput_zero_point);
503 const int16x8_t vacc2x89ABCDEF = vqaddq_s16(vcombine_s16(vqmovn_s32(vacc2x89AB), vqmovn_s32(vacc2xCDEF)), voutput_zero_point);
504
505 int8x16_t vout0x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc0x89ABCDEF));
506 int8x16_t vout1x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc1x01234567), vqmovn_s16(vacc1x89ABCDEF));
507 int8x16_t vout2x0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc2x01234567), vqmovn_s16(vacc2x89ABCDEF));
508 #endif
509 const int8x16_t voutput_min = vld1q_dup_s8(¶ms->rndnu_neon.output_min);
510 const int8x16_t voutput_max = vld1q_dup_s8(¶ms->rndnu_neon.output_max);
511
512 vout2x0123456789ABCDEF = vmaxq_s8(vout2x0123456789ABCDEF, voutput_min);
513 vout1x0123456789ABCDEF = vmaxq_s8(vout1x0123456789ABCDEF, voutput_min);
514 vout0x0123456789ABCDEF = vmaxq_s8(vout0x0123456789ABCDEF, voutput_min);
515
516 vout2x0123456789ABCDEF = vminq_s8(vout2x0123456789ABCDEF, voutput_max);
517 vout1x0123456789ABCDEF = vminq_s8(vout1x0123456789ABCDEF, voutput_max);
518 vout0x0123456789ABCDEF = vminq_s8(vout0x0123456789ABCDEF, voutput_max);
519
520 if (nc >= 16) {
521 vst1q_s8(c2 + 0, vout2x0123456789ABCDEF);
522 vst1q_s8(c1 + 0, vout1x0123456789ABCDEF);
523 vst1q_s8(c0 + 0, vout0x0123456789ABCDEF);
524
525 c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
526 c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
527 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
528
529 a = (const int8_t**restrict) ((uintptr_t) a - ks);
530
531 nc -= 16;
532 } else {
533 int8x8_t vout2x01234567 = vget_low_s8(vout2x0123456789ABCDEF);
534 int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vget_low_s8(vout0x0123456789ABCDEF), vget_low_s8(vout1x0123456789ABCDEF));
535 if (nc & 8) {
536 vst1_s8(c2, vout2x01234567); c2 += 8;
537 vst1_s8(c1, vget_high_s8(vout0x01234567_1x01234567)); c1 += 8;
538 vst1_s8(c0, vget_low_s8(vout0x01234567_1x01234567)); c0 += 8;
539 vout2x01234567 = vget_high_s8(vout2x0123456789ABCDEF);
540 vout0x01234567_1x01234567 = vcombine_s8(vget_high_s8(vout0x0123456789ABCDEF), vget_high_s8(vout1x0123456789ABCDEF));
541 }
542 if (nc & 4) {
543 vst1_lane_u32((void*) c2, vreinterpret_u32_s8(vout2x01234567), 0); c2 += 4;
544 vst1q_lane_u32((void*) c1, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 2); c1 += 4;
545 vst1q_lane_u32((void*) c0, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 0); c0 += 4;
546 vout2x01234567 = vext_s8(vout2x01234567, vout2x01234567, 4);
547 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4);
548 }
549 if (nc & 2) {
550 vst1_lane_u16((void*) c2, vreinterpret_u16_s8(vout2x01234567), 0); c2 += 2;
551 vst1q_lane_u16((void*) c1, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 4); c1 += 2;
552 vst1q_lane_u16((void*) c0, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 0); c0 += 2;
553 vout2x01234567 = vext_s8(vout2x01234567, vout2x01234567, 2);
554 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2);
555 }
556 if (nc & 1) {
557 vst1_lane_s8(c2, vout2x01234567, 0);
558 vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8);
559 vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0);
560 }
561
562 nc = 0;
563 }
564 } while (nc != 0);
565 }
566