1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-igemm/c4-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
17
xnn_qs8_igemm_minmax_rndnu_ukernel_4x8c4__neon_mlal_ld1r(size_t mr,size_t nc,size_t kc,size_t ks,const int8_t ** restrict a,const void * restrict w,int8_t * restrict c,size_t cm_stride,size_t cn_stride,size_t a_offset,const int8_t * zero,const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_qs8_igemm_minmax_rndnu_ukernel_4x8c4__neon_mlal_ld1r(
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 <= 4);
34 assert(nc != 0);
35 assert(kc != 0);
36 assert(ks != 0);
37 assert(ks % (4 * 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 kc = round_up_po2(kc, 4 * sizeof(int8_t));
44 int8_t* c0 = c;
45 int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride);
46 if XNN_UNPREDICTABLE(mr < 2) {
47 c1 = c0;
48 }
49 int8_t* c2 = (int8_t*) ((uintptr_t) c1 + cm_stride);
50 if XNN_UNPREDICTABLE(mr <= 2) {
51 c2 = c1;
52 }
53 int8_t* c3 = (int8_t*) ((uintptr_t) c2 + cm_stride);
54 if XNN_UNPREDICTABLE(mr != 4) {
55 c3 = c2;
56 }
57
58 do {
59 int32x4_t vacc0x01 = vreinterpretq_s32_u64(vmovl_u32(vld1_u32(w))); w = (const void*) ((uintptr_t) w + 2 * sizeof(int32_t));
60 int32x4_t vacc0x23 = vreinterpretq_s32_u64(vmovl_u32(vld1_u32(w))); w = (const void*) ((uintptr_t) w + 2 * sizeof(int32_t));
61 int32x4_t vacc0x45 = vreinterpretq_s32_u64(vmovl_u32(vld1_u32(w))); w = (const void*) ((uintptr_t) w + 2 * sizeof(int32_t));
62 int32x4_t vacc0x67 = vreinterpretq_s32_u64(vmovl_u32(vld1_u32(w))); w = (const void*) ((uintptr_t) w + 2 * sizeof(int32_t));
63 int32x4_t vacc1x01 = vacc0x01;
64 int32x4_t vacc1x23 = vacc0x23;
65 int32x4_t vacc1x45 = vacc0x45;
66 int32x4_t vacc1x67 = vacc0x67;
67 int32x4_t vacc2x01 = vacc0x01;
68 int32x4_t vacc2x23 = vacc0x23;
69 int32x4_t vacc2x45 = vacc0x45;
70 int32x4_t vacc2x67 = vacc0x67;
71 int32x4_t vacc3x01 = vacc0x01;
72 int32x4_t vacc3x23 = vacc0x23;
73 int32x4_t vacc3x45 = vacc0x45;
74 int32x4_t vacc3x67 = vacc0x67;
75
76 size_t p = ks;
77 do {
78 const int8_t* restrict a0 = a[0];
79 if XNN_UNPREDICTABLE(a0 != zero) {
80 a0 = (const int8_t*) ((uintptr_t) a0 + a_offset);
81 }
82 const int8_t* restrict a1 = a[1];
83 if XNN_UNPREDICTABLE(a1 != zero) {
84 a1 = (const int8_t*) ((uintptr_t) a1 + a_offset);
85 }
86 const int8_t* restrict a2 = a[2];
87 if XNN_UNPREDICTABLE(a2 != zero) {
88 a2 = (const int8_t*) ((uintptr_t) a2 + a_offset);
89 }
90 const int8_t* restrict a3 = a[3];
91 if XNN_UNPREDICTABLE(a3 != zero) {
92 a3 = (const int8_t*) ((uintptr_t) a3 + a_offset);
93 }
94 a += 4;
95
96 size_t k = kc;
97
98 while (k >= 16 * sizeof(int8_t)) {
99 const int32x2_t va00x0 = vld1_dup_s32((const void*)a0);
100 const int32x2_t va01x0 = vld1_dup_s32((const void*)(a0 + 4)); a0 += 8;
101 const int32x2_t va00x1 = vld1_dup_s32((const void*)a0);
102 const int32x2_t va01x1 = vld1_dup_s32((const void*)(a0 + 4)); a0 += 8;
103 const int32x2_t va10x0 = vld1_dup_s32((const void*)a1);
104 const int32x2_t va11x0 = vld1_dup_s32((const void*)(a1 + 4)); a1 += 8;
105 const int32x2_t va10x1 = vld1_dup_s32((const void*)a1);
106 const int32x2_t va11x1 = vld1_dup_s32((const void*)(a1 + 4)); a1 += 8;
107 const int32x2_t va20x0 = vld1_dup_s32((const void*)a2);
108 const int32x2_t va21x0 = vld1_dup_s32((const void*)(a2 + 4)); a2 += 8;
109 const int32x2_t va20x1 = vld1_dup_s32((const void*)a2);
110 const int32x2_t va21x1 = vld1_dup_s32((const void*)(a2 + 4)); a2 += 8;
111 const int32x2_t va30x0 = vld1_dup_s32((const void*)a3);
112 const int32x2_t va31x0 = vld1_dup_s32((const void*)(a3 + 4)); a3 += 8;
113 const int32x2_t va30x1 = vld1_dup_s32((const void*)a3);
114 const int32x2_t va31x1 = vld1_dup_s32((const void*)(a3 + 4)); a3 += 8;
115
116 const int8x8_t vb01c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
117 const int8x8_t vb23c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
118 const int8x8_t vb45c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
119 const int8x8_t vb67c0x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
120 const int8x8_t vb01c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
121 const int8x8_t vb23c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
122 const int8x8_t vb45c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
123 const int8x8_t vb67c1x0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
124
125 const int8x8_t va0c0x0 = vreinterpret_s8_s32(va00x0);
126 const int8x8_t va0c0x1 = vreinterpret_s8_s32(va00x1);
127 const int8x8_t va1c0x0 = vreinterpret_s8_s32(va10x0);
128 const int8x8_t va1c0x1 = vreinterpret_s8_s32(va10x1);
129 const int8x8_t va2c0x0 = vreinterpret_s8_s32(va20x0);
130 const int8x8_t va2c0x1 = vreinterpret_s8_s32(va20x1);
131 const int8x8_t va3c0x0 = vreinterpret_s8_s32(va30x0);
132 const int8x8_t va3c0x1 = vreinterpret_s8_s32(va30x1);
133
134 int16x8_t vprod0x01c0 = vmull_s8(vb01c0x0, va0c0x0);
135 int16x8_t vprod1x01c0 = vmull_s8(vb01c0x0, va1c0x0);
136 int16x8_t vprod2x01c0 = vmull_s8(vb01c0x0, va2c0x0);
137 int16x8_t vprod3x01c0 = vmull_s8(vb01c0x0, va3c0x0);
138 const int8x8_t vb01c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
139 vprod0x01c0 = vmlal_s8(vprod0x01c0, vb01c0x1, va0c0x1);
140 vprod1x01c0 = vmlal_s8(vprod1x01c0, vb01c0x1, va1c0x1);
141 vprod2x01c0 = vmlal_s8(vprod2x01c0, vb01c0x1, va2c0x1);
142 vprod3x01c0 = vmlal_s8(vprod3x01c0, vb01c0x1, va3c0x1);
143 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c0);
144 vacc1x01 = vpadalq_s16(vacc1x01, vprod1x01c0);
145 vacc2x01 = vpadalq_s16(vacc2x01, vprod2x01c0);
146 vacc3x01 = vpadalq_s16(vacc3x01, vprod3x01c0);
147 int16x8_t vprod0x23c0 = vmull_s8(vb23c0x0, va0c0x0);
148 int16x8_t vprod1x23c0 = vmull_s8(vb23c0x0, va1c0x0);
149 int16x8_t vprod2x23c0 = vmull_s8(vb23c0x0, va2c0x0);
150 int16x8_t vprod3x23c0 = vmull_s8(vb23c0x0, va3c0x0);
151 const int8x8_t vb23c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
152 vprod0x23c0 = vmlal_s8(vprod0x23c0, vb23c0x1, va0c0x1);
153 vprod1x23c0 = vmlal_s8(vprod1x23c0, vb23c0x1, va1c0x1);
154 vprod2x23c0 = vmlal_s8(vprod2x23c0, vb23c0x1, va2c0x1);
155 vprod3x23c0 = vmlal_s8(vprod3x23c0, vb23c0x1, va3c0x1);
156 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c0);
157 vacc1x23 = vpadalq_s16(vacc1x23, vprod1x23c0);
158 vacc2x23 = vpadalq_s16(vacc2x23, vprod2x23c0);
159 vacc3x23 = vpadalq_s16(vacc3x23, vprod3x23c0);
160 int16x8_t vprod0x45c0 = vmull_s8(vb45c0x0, va0c0x0);
161 int16x8_t vprod1x45c0 = vmull_s8(vb45c0x0, va1c0x0);
162 int16x8_t vprod2x45c0 = vmull_s8(vb45c0x0, va2c0x0);
163 int16x8_t vprod3x45c0 = vmull_s8(vb45c0x0, va3c0x0);
164 const int8x8_t vb45c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
165 vprod0x45c0 = vmlal_s8(vprod0x45c0, vb45c0x1, va0c0x1);
166 vprod1x45c0 = vmlal_s8(vprod1x45c0, vb45c0x1, va1c0x1);
167 vprod2x45c0 = vmlal_s8(vprod2x45c0, vb45c0x1, va2c0x1);
168 vprod3x45c0 = vmlal_s8(vprod3x45c0, vb45c0x1, va3c0x1);
169 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c0);
170 vacc1x45 = vpadalq_s16(vacc1x45, vprod1x45c0);
171 vacc2x45 = vpadalq_s16(vacc2x45, vprod2x45c0);
172 vacc3x45 = vpadalq_s16(vacc3x45, vprod3x45c0);
173 int16x8_t vprod0x67c0 = vmull_s8(vb67c0x0, va0c0x0);
174 int16x8_t vprod1x67c0 = vmull_s8(vb67c0x0, va1c0x0);
175 int16x8_t vprod2x67c0 = vmull_s8(vb67c0x0, va2c0x0);
176 int16x8_t vprod3x67c0 = vmull_s8(vb67c0x0, va3c0x0);
177 const int8x8_t vb67c0x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
178 vprod0x67c0 = vmlal_s8(vprod0x67c0, vb67c0x1, va0c0x1);
179 vprod1x67c0 = vmlal_s8(vprod1x67c0, vb67c0x1, va1c0x1);
180 vprod2x67c0 = vmlal_s8(vprod2x67c0, vb67c0x1, va2c0x1);
181 vprod3x67c0 = vmlal_s8(vprod3x67c0, vb67c0x1, va3c0x1);
182 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c0);
183 vacc1x67 = vpadalq_s16(vacc1x67, vprod1x67c0);
184 vacc2x67 = vpadalq_s16(vacc2x67, vprod2x67c0);
185 vacc3x67 = vpadalq_s16(vacc3x67, vprod3x67c0);
186 const int8x8_t va0c1x0 = vreinterpret_s8_s32(va01x0);
187 const int8x8_t va0c1x1 = vreinterpret_s8_s32(va01x1);
188 const int8x8_t va1c1x0 = vreinterpret_s8_s32(va11x0);
189 const int8x8_t va1c1x1 = vreinterpret_s8_s32(va11x1);
190 const int8x8_t va2c1x0 = vreinterpret_s8_s32(va21x0);
191 const int8x8_t va2c1x1 = vreinterpret_s8_s32(va21x1);
192 const int8x8_t va3c1x0 = vreinterpret_s8_s32(va31x0);
193 const int8x8_t va3c1x1 = vreinterpret_s8_s32(va31x1);
194
195 int16x8_t vprod0x01c1 = vmull_s8(vb01c1x0, va0c1x0);
196 int16x8_t vprod1x01c1 = vmull_s8(vb01c1x0, va1c1x0);
197 int16x8_t vprod2x01c1 = vmull_s8(vb01c1x0, va2c1x0);
198 int16x8_t vprod3x01c1 = vmull_s8(vb01c1x0, va3c1x0);
199 const int8x8_t vb01c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
200 vprod0x01c1 = vmlal_s8(vprod0x01c1, vb01c1x1, va0c1x1);
201 vprod1x01c1 = vmlal_s8(vprod1x01c1, vb01c1x1, va1c1x1);
202 vprod2x01c1 = vmlal_s8(vprod2x01c1, vb01c1x1, va2c1x1);
203 vprod3x01c1 = vmlal_s8(vprod3x01c1, vb01c1x1, va3c1x1);
204 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c1);
205 vacc1x01 = vpadalq_s16(vacc1x01, vprod1x01c1);
206 vacc2x01 = vpadalq_s16(vacc2x01, vprod2x01c1);
207 vacc3x01 = vpadalq_s16(vacc3x01, vprod3x01c1);
208 int16x8_t vprod0x23c1 = vmull_s8(vb23c1x0, va0c1x0);
209 int16x8_t vprod1x23c1 = vmull_s8(vb23c1x0, va1c1x0);
210 int16x8_t vprod2x23c1 = vmull_s8(vb23c1x0, va2c1x0);
211 int16x8_t vprod3x23c1 = vmull_s8(vb23c1x0, va3c1x0);
212 const int8x8_t vb23c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
213 vprod0x23c1 = vmlal_s8(vprod0x23c1, vb23c1x1, va0c1x1);
214 vprod1x23c1 = vmlal_s8(vprod1x23c1, vb23c1x1, va1c1x1);
215 vprod2x23c1 = vmlal_s8(vprod2x23c1, vb23c1x1, va2c1x1);
216 vprod3x23c1 = vmlal_s8(vprod3x23c1, vb23c1x1, va3c1x1);
217 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c1);
218 vacc1x23 = vpadalq_s16(vacc1x23, vprod1x23c1);
219 vacc2x23 = vpadalq_s16(vacc2x23, vprod2x23c1);
220 vacc3x23 = vpadalq_s16(vacc3x23, vprod3x23c1);
221 int16x8_t vprod0x45c1 = vmull_s8(vb45c1x0, va0c1x0);
222 int16x8_t vprod1x45c1 = vmull_s8(vb45c1x0, va1c1x0);
223 int16x8_t vprod2x45c1 = vmull_s8(vb45c1x0, va2c1x0);
224 int16x8_t vprod3x45c1 = vmull_s8(vb45c1x0, va3c1x0);
225 const int8x8_t vb45c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
226 vprod0x45c1 = vmlal_s8(vprod0x45c1, vb45c1x1, va0c1x1);
227 vprod1x45c1 = vmlal_s8(vprod1x45c1, vb45c1x1, va1c1x1);
228 vprod2x45c1 = vmlal_s8(vprod2x45c1, vb45c1x1, va2c1x1);
229 vprod3x45c1 = vmlal_s8(vprod3x45c1, vb45c1x1, va3c1x1);
230 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c1);
231 vacc1x45 = vpadalq_s16(vacc1x45, vprod1x45c1);
232 vacc2x45 = vpadalq_s16(vacc2x45, vprod2x45c1);
233 vacc3x45 = vpadalq_s16(vacc3x45, vprod3x45c1);
234 int16x8_t vprod0x67c1 = vmull_s8(vb67c1x0, va0c1x0);
235 int16x8_t vprod1x67c1 = vmull_s8(vb67c1x0, va1c1x0);
236 int16x8_t vprod2x67c1 = vmull_s8(vb67c1x0, va2c1x0);
237 int16x8_t vprod3x67c1 = vmull_s8(vb67c1x0, va3c1x0);
238 const int8x8_t vb67c1x1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
239 vprod0x67c1 = vmlal_s8(vprod0x67c1, vb67c1x1, va0c1x1);
240 vprod1x67c1 = vmlal_s8(vprod1x67c1, vb67c1x1, va1c1x1);
241 vprod2x67c1 = vmlal_s8(vprod2x67c1, vb67c1x1, va2c1x1);
242 vprod3x67c1 = vmlal_s8(vprod3x67c1, vb67c1x1, va3c1x1);
243 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c1);
244 vacc1x67 = vpadalq_s16(vacc1x67, vprod1x67c1);
245 vacc2x67 = vpadalq_s16(vacc2x67, vprod2x67c1);
246 vacc3x67 = vpadalq_s16(vacc3x67, vprod3x67c1);
247
248 k -= 16 * sizeof(int8_t);
249 }
250
251 if (k >= 8 * sizeof(int8_t)) {
252 const int32x2_t va00 = vld1_dup_s32((const void*)a0);
253 const int32x2_t va01 = vld1_dup_s32((const void*)(a0 + 4)); a0 += 8;
254 const int32x2_t va10 = vld1_dup_s32((const void*)a1);
255 const int32x2_t va11 = vld1_dup_s32((const void*)(a1 + 4)); a1 += 8;
256 const int32x2_t va20 = vld1_dup_s32((const void*)a2);
257 const int32x2_t va21 = vld1_dup_s32((const void*)(a2 + 4)); a2 += 8;
258 const int32x2_t va30 = vld1_dup_s32((const void*)a3);
259 const int32x2_t va31 = vld1_dup_s32((const void*)(a3 + 4)); a3 += 8;
260
261 const int8x8_t vb01c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
262 const int8x8_t vb23c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
263 const int8x8_t vb45c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
264 const int8x8_t vb67c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
265 const int8x8_t vb01c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
266 const int8x8_t vb23c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
267 const int8x8_t vb45c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
268 const int8x8_t vb67c1 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
269
270 const int8x8_t va0c0 = vreinterpret_s8_s32(va00);
271 const int8x8_t va1c0 = vreinterpret_s8_s32(va10);
272 const int8x8_t va2c0 = vreinterpret_s8_s32(va20);
273 const int8x8_t va3c0 = vreinterpret_s8_s32(va30);
274
275 const int16x8_t vprod0x01c0 = vmull_s8(vb01c0, va0c0);
276 const int16x8_t vprod1x01c0 = vmull_s8(vb01c0, va1c0);
277 const int16x8_t vprod2x01c0 = vmull_s8(vb01c0, va2c0);
278 const int16x8_t vprod3x01c0 = vmull_s8(vb01c0, va3c0);
279 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c0);
280 vacc1x01 = vpadalq_s16(vacc1x01, vprod1x01c0);
281 vacc2x01 = vpadalq_s16(vacc2x01, vprod2x01c0);
282 vacc3x01 = vpadalq_s16(vacc3x01, vprod3x01c0);
283 const int16x8_t vprod0x23c0 = vmull_s8(vb23c0, va0c0);
284 const int16x8_t vprod1x23c0 = vmull_s8(vb23c0, va1c0);
285 const int16x8_t vprod2x23c0 = vmull_s8(vb23c0, va2c0);
286 const int16x8_t vprod3x23c0 = vmull_s8(vb23c0, va3c0);
287 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c0);
288 vacc1x23 = vpadalq_s16(vacc1x23, vprod1x23c0);
289 vacc2x23 = vpadalq_s16(vacc2x23, vprod2x23c0);
290 vacc3x23 = vpadalq_s16(vacc3x23, vprod3x23c0);
291 const int16x8_t vprod0x45c0 = vmull_s8(vb45c0, va0c0);
292 const int16x8_t vprod1x45c0 = vmull_s8(vb45c0, va1c0);
293 const int16x8_t vprod2x45c0 = vmull_s8(vb45c0, va2c0);
294 const int16x8_t vprod3x45c0 = vmull_s8(vb45c0, va3c0);
295 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c0);
296 vacc1x45 = vpadalq_s16(vacc1x45, vprod1x45c0);
297 vacc2x45 = vpadalq_s16(vacc2x45, vprod2x45c0);
298 vacc3x45 = vpadalq_s16(vacc3x45, vprod3x45c0);
299 const int16x8_t vprod0x67c0 = vmull_s8(vb67c0, va0c0);
300 const int16x8_t vprod1x67c0 = vmull_s8(vb67c0, va1c0);
301 const int16x8_t vprod2x67c0 = vmull_s8(vb67c0, va2c0);
302 const int16x8_t vprod3x67c0 = vmull_s8(vb67c0, va3c0);
303 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c0);
304 vacc1x67 = vpadalq_s16(vacc1x67, vprod1x67c0);
305 vacc2x67 = vpadalq_s16(vacc2x67, vprod2x67c0);
306 vacc3x67 = vpadalq_s16(vacc3x67, vprod3x67c0);
307 const int8x8_t va0c1 = vreinterpret_s8_s32(va01);
308 const int8x8_t va1c1 = vreinterpret_s8_s32(va11);
309 const int8x8_t va2c1 = vreinterpret_s8_s32(va21);
310 const int8x8_t va3c1 = vreinterpret_s8_s32(va31);
311
312 const int16x8_t vprod0x01c1 = vmull_s8(vb01c1, va0c1);
313 const int16x8_t vprod1x01c1 = vmull_s8(vb01c1, va1c1);
314 const int16x8_t vprod2x01c1 = vmull_s8(vb01c1, va2c1);
315 const int16x8_t vprod3x01c1 = vmull_s8(vb01c1, va3c1);
316 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c1);
317 vacc1x01 = vpadalq_s16(vacc1x01, vprod1x01c1);
318 vacc2x01 = vpadalq_s16(vacc2x01, vprod2x01c1);
319 vacc3x01 = vpadalq_s16(vacc3x01, vprod3x01c1);
320 const int16x8_t vprod0x23c1 = vmull_s8(vb23c1, va0c1);
321 const int16x8_t vprod1x23c1 = vmull_s8(vb23c1, va1c1);
322 const int16x8_t vprod2x23c1 = vmull_s8(vb23c1, va2c1);
323 const int16x8_t vprod3x23c1 = vmull_s8(vb23c1, va3c1);
324 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c1);
325 vacc1x23 = vpadalq_s16(vacc1x23, vprod1x23c1);
326 vacc2x23 = vpadalq_s16(vacc2x23, vprod2x23c1);
327 vacc3x23 = vpadalq_s16(vacc3x23, vprod3x23c1);
328 const int16x8_t vprod0x45c1 = vmull_s8(vb45c1, va0c1);
329 const int16x8_t vprod1x45c1 = vmull_s8(vb45c1, va1c1);
330 const int16x8_t vprod2x45c1 = vmull_s8(vb45c1, va2c1);
331 const int16x8_t vprod3x45c1 = vmull_s8(vb45c1, va3c1);
332 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c1);
333 vacc1x45 = vpadalq_s16(vacc1x45, vprod1x45c1);
334 vacc2x45 = vpadalq_s16(vacc2x45, vprod2x45c1);
335 vacc3x45 = vpadalq_s16(vacc3x45, vprod3x45c1);
336 const int16x8_t vprod0x67c1 = vmull_s8(vb67c1, va0c1);
337 const int16x8_t vprod1x67c1 = vmull_s8(vb67c1, va1c1);
338 const int16x8_t vprod2x67c1 = vmull_s8(vb67c1, va2c1);
339 const int16x8_t vprod3x67c1 = vmull_s8(vb67c1, va3c1);
340 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c1);
341 vacc1x67 = vpadalq_s16(vacc1x67, vprod1x67c1);
342 vacc2x67 = vpadalq_s16(vacc2x67, vprod2x67c1);
343 vacc3x67 = vpadalq_s16(vacc3x67, vprod3x67c1);
344
345 k -= 8 * sizeof(int8_t);
346 }
347
348 if XNN_UNLIKELY(k != 0) {
349 const int8x8_t va0 = vld1_s8(a0); a0 = (const int8_t*) ((uintptr_t) a0 + k);
350 const int8x8_t va1 = vld1_s8(a1); a1 = (const int8_t*) ((uintptr_t) a1 + k);
351 const int8x8_t va2 = vld1_s8(a2); a2 = (const int8_t*) ((uintptr_t) a2 + k);
352 const int8x8_t va3 = vld1_s8(a3); a3 = (const int8_t*) ((uintptr_t) a3 + k);
353
354 const int8x8_t vb01c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
355 const int8x8_t vb23c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
356 const int8x8_t vb45c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
357 const int8x8_t vb67c0 = vld1_s8(w); w = (const void*) ((uintptr_t) w + 8 * sizeof(int8_t));
358
359 const int8x8_t va0c0 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va0), 0));
360 const int16x8_t vprod0x01c0 = vmull_s8(vb01c0, va0c0);
361 vacc0x01 = vpadalq_s16(vacc0x01, vprod0x01c0);
362 const int16x8_t vprod0x23c0 = vmull_s8(vb23c0, va0c0);
363 vacc0x23 = vpadalq_s16(vacc0x23, vprod0x23c0);
364 const int16x8_t vprod0x45c0 = vmull_s8(vb45c0, va0c0);
365 vacc0x45 = vpadalq_s16(vacc0x45, vprod0x45c0);
366 const int16x8_t vprod0x67c0 = vmull_s8(vb67c0, va0c0);
367 vacc0x67 = vpadalq_s16(vacc0x67, vprod0x67c0);
368 const int8x8_t va1c0 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va1), 0));
369 const int16x8_t vprod1x01c0 = vmull_s8(vb01c0, va1c0);
370 vacc1x01 = vpadalq_s16(vacc1x01, vprod1x01c0);
371 const int16x8_t vprod1x23c0 = vmull_s8(vb23c0, va1c0);
372 vacc1x23 = vpadalq_s16(vacc1x23, vprod1x23c0);
373 const int16x8_t vprod1x45c0 = vmull_s8(vb45c0, va1c0);
374 vacc1x45 = vpadalq_s16(vacc1x45, vprod1x45c0);
375 const int16x8_t vprod1x67c0 = vmull_s8(vb67c0, va1c0);
376 vacc1x67 = vpadalq_s16(vacc1x67, vprod1x67c0);
377 const int8x8_t va2c0 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va2), 0));
378 const int16x8_t vprod2x01c0 = vmull_s8(vb01c0, va2c0);
379 vacc2x01 = vpadalq_s16(vacc2x01, vprod2x01c0);
380 const int16x8_t vprod2x23c0 = vmull_s8(vb23c0, va2c0);
381 vacc2x23 = vpadalq_s16(vacc2x23, vprod2x23c0);
382 const int16x8_t vprod2x45c0 = vmull_s8(vb45c0, va2c0);
383 vacc2x45 = vpadalq_s16(vacc2x45, vprod2x45c0);
384 const int16x8_t vprod2x67c0 = vmull_s8(vb67c0, va2c0);
385 vacc2x67 = vpadalq_s16(vacc2x67, vprod2x67c0);
386 const int8x8_t va3c0 = vreinterpret_s8_s32(vdup_lane_s32(vreinterpret_s32_s8(va3), 0));
387 const int16x8_t vprod3x01c0 = vmull_s8(vb01c0, va3c0);
388 vacc3x01 = vpadalq_s16(vacc3x01, vprod3x01c0);
389 const int16x8_t vprod3x23c0 = vmull_s8(vb23c0, va3c0);
390 vacc3x23 = vpadalq_s16(vacc3x23, vprod3x23c0);
391 const int16x8_t vprod3x45c0 = vmull_s8(vb45c0, va3c0);
392 vacc3x45 = vpadalq_s16(vacc3x45, vprod3x45c0);
393 const int16x8_t vprod3x67c0 = vmull_s8(vb67c0, va3c0);
394 vacc3x67 = vpadalq_s16(vacc3x67, vprod3x67c0);
395 }
396 p -= 4 * sizeof(void*);
397 } while (p != 0);
398
399 #if XNN_ARCH_ARM64
400 int32x4_t vacc0x0123 = vpaddq_s32(vacc0x01, vacc0x23);
401 int32x4_t vacc0x4567 = vpaddq_s32(vacc0x45, vacc0x67);
402 int32x4_t vacc1x0123 = vpaddq_s32(vacc1x01, vacc1x23);
403 int32x4_t vacc1x4567 = vpaddq_s32(vacc1x45, vacc1x67);
404 int32x4_t vacc2x0123 = vpaddq_s32(vacc2x01, vacc2x23);
405 int32x4_t vacc2x4567 = vpaddq_s32(vacc2x45, vacc2x67);
406 int32x4_t vacc3x0123 = vpaddq_s32(vacc3x01, vacc3x23);
407 int32x4_t vacc3x4567 = vpaddq_s32(vacc3x45, vacc3x67);
408 #else
409 const int32x2_t vsum0x01 = vpadd_s32(vget_low_s32(vacc0x01), vget_high_s32(vacc0x01));
410 const int32x2_t vsum0x23 = vpadd_s32(vget_low_s32(vacc0x23), vget_high_s32(vacc0x23));
411 int32x4_t vacc0x0123 = vcombine_s32(vsum0x01, vsum0x23);
412 const int32x2_t vsum0x45 = vpadd_s32(vget_low_s32(vacc0x45), vget_high_s32(vacc0x45));
413 const int32x2_t vsum0x67 = vpadd_s32(vget_low_s32(vacc0x67), vget_high_s32(vacc0x67));
414 int32x4_t vacc0x4567 = vcombine_s32(vsum0x45, vsum0x67);
415 const int32x2_t vsum1x01 = vpadd_s32(vget_low_s32(vacc1x01), vget_high_s32(vacc1x01));
416 const int32x2_t vsum1x23 = vpadd_s32(vget_low_s32(vacc1x23), vget_high_s32(vacc1x23));
417 int32x4_t vacc1x0123 = vcombine_s32(vsum1x01, vsum1x23);
418 const int32x2_t vsum1x45 = vpadd_s32(vget_low_s32(vacc1x45), vget_high_s32(vacc1x45));
419 const int32x2_t vsum1x67 = vpadd_s32(vget_low_s32(vacc1x67), vget_high_s32(vacc1x67));
420 int32x4_t vacc1x4567 = vcombine_s32(vsum1x45, vsum1x67);
421 const int32x2_t vsum2x01 = vpadd_s32(vget_low_s32(vacc2x01), vget_high_s32(vacc2x01));
422 const int32x2_t vsum2x23 = vpadd_s32(vget_low_s32(vacc2x23), vget_high_s32(vacc2x23));
423 int32x4_t vacc2x0123 = vcombine_s32(vsum2x01, vsum2x23);
424 const int32x2_t vsum2x45 = vpadd_s32(vget_low_s32(vacc2x45), vget_high_s32(vacc2x45));
425 const int32x2_t vsum2x67 = vpadd_s32(vget_low_s32(vacc2x67), vget_high_s32(vacc2x67));
426 int32x4_t vacc2x4567 = vcombine_s32(vsum2x45, vsum2x67);
427 const int32x2_t vsum3x01 = vpadd_s32(vget_low_s32(vacc3x01), vget_high_s32(vacc3x01));
428 const int32x2_t vsum3x23 = vpadd_s32(vget_low_s32(vacc3x23), vget_high_s32(vacc3x23));
429 int32x4_t vacc3x0123 = vcombine_s32(vsum3x01, vsum3x23);
430 const int32x2_t vsum3x45 = vpadd_s32(vget_low_s32(vacc3x45), vget_high_s32(vacc3x45));
431 const int32x2_t vsum3x67 = vpadd_s32(vget_low_s32(vacc3x67), vget_high_s32(vacc3x67));
432 int32x4_t vacc3x4567 = vcombine_s32(vsum3x45, vsum3x67);
433 #endif
434
435 const int32x4_t vright_pre_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_pre_shift);
436 const int32x4_t vmultiplier = vld1q_dup_s32(¶ms->rndnu_neon.multiplier);
437 const int32x4_t vright_post_shift = vld1q_dup_s32(¶ms->rndnu_neon.right_post_shift);
438
439 vacc0x0123 = vqshlq_s32(vacc0x0123, vright_pre_shift);
440 vacc0x4567 = vqshlq_s32(vacc0x4567, vright_pre_shift);
441 vacc1x0123 = vqshlq_s32(vacc1x0123, vright_pre_shift);
442 vacc1x4567 = vqshlq_s32(vacc1x4567, vright_pre_shift);
443 vacc2x0123 = vqshlq_s32(vacc2x0123, vright_pre_shift);
444 vacc2x4567 = vqshlq_s32(vacc2x4567, vright_pre_shift);
445 vacc3x0123 = vqshlq_s32(vacc3x0123, vright_pre_shift);
446 vacc3x4567 = vqshlq_s32(vacc3x4567, vright_pre_shift);
447
448 vacc0x0123 = vqdmulhq_s32(vacc0x0123, vmultiplier);
449 vacc0x4567 = vqdmulhq_s32(vacc0x4567, vmultiplier);
450 vacc1x0123 = vqdmulhq_s32(vacc1x0123, vmultiplier);
451 vacc1x4567 = vqdmulhq_s32(vacc1x4567, vmultiplier);
452 vacc2x0123 = vqdmulhq_s32(vacc2x0123, vmultiplier);
453 vacc2x4567 = vqdmulhq_s32(vacc2x4567, vmultiplier);
454 vacc3x0123 = vqdmulhq_s32(vacc3x0123, vmultiplier);
455 vacc3x4567 = vqdmulhq_s32(vacc3x4567, vmultiplier);
456
457 vacc0x0123 = vrshlq_s32(vacc0x0123, vright_post_shift);
458 vacc0x4567 = vrshlq_s32(vacc0x4567, vright_post_shift);
459 vacc1x0123 = vrshlq_s32(vacc1x0123, vright_post_shift);
460 vacc1x4567 = vrshlq_s32(vacc1x4567, vright_post_shift);
461 vacc2x0123 = vrshlq_s32(vacc2x0123, vright_post_shift);
462 vacc2x4567 = vrshlq_s32(vacc2x4567, vright_post_shift);
463 vacc3x0123 = vrshlq_s32(vacc3x0123, vright_post_shift);
464 vacc3x4567 = vrshlq_s32(vacc3x4567, vright_post_shift);
465
466 const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->rndnu_neon.output_zero_point);
467 #if XNN_ARCH_ARM64
468 int16x8_t vacc0x01234567 = vqmovn_high_s32(vqmovn_s32(vacc0x0123), vacc0x4567);
469 int16x8_t vacc1x01234567 = vqmovn_high_s32(vqmovn_s32(vacc1x0123), vacc1x4567);
470 int16x8_t vacc2x01234567 = vqmovn_high_s32(vqmovn_s32(vacc2x0123), vacc2x4567);
471 int16x8_t vacc3x01234567 = vqmovn_high_s32(vqmovn_s32(vacc3x0123), vacc3x4567);
472
473 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
474 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
475 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
476 vacc3x01234567 = vqaddq_s16(vacc3x01234567, voutput_zero_point);
477
478 int8x16_t vout0x01234567_1x01234567 = vqmovn_high_s16(vqmovn_s16(vacc0x01234567), vacc1x01234567);
479 int8x16_t vout2x01234567_3x01234567 = vqmovn_high_s16(vqmovn_s16(vacc2x01234567), vacc3x01234567);
480 #else
481 int16x8_t vacc0x01234567 = vcombine_s16(vqmovn_s32(vacc0x0123), vqmovn_s32(vacc0x4567));
482 int16x8_t vacc1x01234567 = vcombine_s16(vqmovn_s32(vacc1x0123), vqmovn_s32(vacc1x4567));
483 int16x8_t vacc2x01234567 = vcombine_s16(vqmovn_s32(vacc2x0123), vqmovn_s32(vacc2x4567));
484 int16x8_t vacc3x01234567 = vcombine_s16(vqmovn_s32(vacc3x0123), vqmovn_s32(vacc3x4567));
485
486 vacc0x01234567 = vqaddq_s16(vacc0x01234567, voutput_zero_point);
487 vacc1x01234567 = vqaddq_s16(vacc1x01234567, voutput_zero_point);
488 vacc2x01234567 = vqaddq_s16(vacc2x01234567, voutput_zero_point);
489 vacc3x01234567 = vqaddq_s16(vacc3x01234567, voutput_zero_point);
490
491 int8x16_t vout0x01234567_1x01234567 = vcombine_s8(vqmovn_s16(vacc0x01234567), vqmovn_s16(vacc1x01234567));
492 int8x16_t vout2x01234567_3x01234567 = vcombine_s8(vqmovn_s16(vacc2x01234567), vqmovn_s16(vacc3x01234567));
493 #endif
494
495 const int8x16_t voutput_min = vld1q_dup_s8(¶ms->rndnu_neon.output_min);
496 vout0x01234567_1x01234567 = vmaxq_s8(vout0x01234567_1x01234567, voutput_min);
497 vout2x01234567_3x01234567 = vmaxq_s8(vout2x01234567_3x01234567, voutput_min);
498
499 const int8x16_t voutput_max = vld1q_dup_s8(¶ms->rndnu_neon.output_max);
500 vout0x01234567_1x01234567 = vminq_s8(vout0x01234567_1x01234567, voutput_max);
501 vout2x01234567_3x01234567 = vminq_s8(vout2x01234567_3x01234567, voutput_max);
502
503 if (nc >= 8) {
504 vst1_s8(c3 + 0, vget_high_s8(vout2x01234567_3x01234567));
505 vst1_s8(c2 + 0, vget_low_s8(vout2x01234567_3x01234567));
506 vst1_s8(c1 + 0, vget_high_s8(vout0x01234567_1x01234567));
507 vst1_s8(c0 + 0, vget_low_s8(vout0x01234567_1x01234567));
508
509 c3 = (int8_t*) ((uintptr_t) c3 + cn_stride);
510 c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
511 c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
512 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
513
514 a = (const int8_t**restrict) ((uintptr_t) a - ks);
515
516 nc -= 8;
517 } else {
518 if (nc & 4) {
519 vst1q_lane_u32((void*) c3, vreinterpretq_u32_s8(vout2x01234567_3x01234567), 2); c3 += 4;
520 vst1q_lane_u32((void*) c2, vreinterpretq_u32_s8(vout2x01234567_3x01234567), 0); c2 += 4;
521 vst1q_lane_u32((void*) c1, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 2); c1 += 4;
522 vst1q_lane_u32((void*) c0, vreinterpretq_u32_s8(vout0x01234567_1x01234567), 0); c0 += 4;
523 vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 4);
524 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 4);
525 }
526 if (nc & 2) {
527 vst1q_lane_u16((void*) c3, vreinterpretq_u16_s8(vout2x01234567_3x01234567), 4); c3 += 2;
528 vst1q_lane_u16((void*) c2, vreinterpretq_u16_s8(vout2x01234567_3x01234567), 0); c2 += 2;
529 vst1q_lane_u16((void*) c1, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 4); c1 += 2;
530 vst1q_lane_u16((void*) c0, vreinterpretq_u16_s8(vout0x01234567_1x01234567), 0); c0 += 2;
531 vout2x01234567_3x01234567 = vextq_s8(vout2x01234567_3x01234567, vout2x01234567_3x01234567, 2);
532 vout0x01234567_1x01234567 = vextq_s8(vout0x01234567_1x01234567, vout0x01234567_1x01234567, 2);
533 }
534 if (nc & 1) {
535 vst1q_lane_s8(c3, vout2x01234567_3x01234567, 8);
536 vst1q_lane_s8(c2, vout2x01234567_3x01234567, 0);
537 vst1q_lane_s8(c1, vout0x01234567_1x01234567, 8);
538 vst1q_lane_s8(c0, vout0x01234567_1x01234567, 0);
539 }
540
541 nc = 0;
542 }
543 } while (nc != 0);
544 }
545