xref: /aosp_15_r20/external/XNNPACK/src/f16-igemm/gen/6x16-minmax-neonfp16arith-ld64.c (revision 4bdc94577ba0e567308109d787f7fec7b531ce36)
1 // Auto-generated file. Do not edit!
2 //   Template: src/f16-igemm/neonfp16arith-ld64.c.in
3 //   Generator: tools/xngen
4 //
5 // Copyright 2019 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 
11 #include <assert.h>
12 
13 #include <arm_neon.h>
14 
15 #include <xnnpack/igemm.h>
16 
17 
xnn_f16_igemm_minmax_ukernel_6x16__neonfp16arith_ld64(size_t mr,size_t nc,size_t kc,size_t ks,const void ** restrict a,const void * restrict w,void * restrict c,size_t cm_stride,size_t cn_stride,size_t a_offset,const void * zero,const union xnn_f16_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_f16_igemm_minmax_ukernel_6x16__neonfp16arith_ld64(
19     size_t mr,
20     size_t nc,
21     size_t kc,
22     size_t ks,
23     const void** restrict a,
24     const void* restrict w,
25     void* restrict c,
26     size_t cm_stride,
27     size_t cn_stride,
28     size_t a_offset,
29     const void* zero,
30     const union xnn_f16_minmax_params params[restrict XNN_MIN_ELEMENTS(1)])
31 {
32   assert(mr != 0);
33   assert(mr <= 6);
34   assert(nc != 0);
35   assert(kc != 0);
36   assert(kc % sizeof(__fp16) == 0);
37   assert(ks != 0);
38   assert(ks % (6 * sizeof(void*)) == 0);
39   assert(a_offset % sizeof(__fp16) == 0);
40   assert(a != NULL);
41   assert(w != NULL);
42   assert(c != NULL);
43 
44   __fp16* c0 = (__fp16*) c;
45   __fp16* c1 = (__fp16*) ((uintptr_t) c0 + cm_stride);
46   if XNN_UNPREDICTABLE(mr < 2) {
47     c1 = c0;
48   }
49   __fp16* c2 = (__fp16*) ((uintptr_t) c1 + cm_stride);
50   if XNN_UNPREDICTABLE(mr <= 2) {
51     c2 = c1;
52   }
53   __fp16* c3 = (__fp16*) ((uintptr_t) c2 + cm_stride);
54   if XNN_UNPREDICTABLE(mr < 4) {
55     c3 = c2;
56   }
57   __fp16* c4 = (__fp16*) ((uintptr_t) c3 + cm_stride);
58   if XNN_UNPREDICTABLE(mr <= 4) {
59     c4 = c3;
60   }
61   __fp16* c5 = (__fp16*) ((uintptr_t) c4 + cm_stride);
62   if XNN_UNPREDICTABLE(mr != 6) {
63     c5 = c4;
64   }
65 
66   do {
67     float16x8_t vacc0x01234567 = vld1q_f16(w); w = (const void*) ((uintptr_t) w + sizeof(float16x8_t));
68     float16x8_t vacc0x89ABCDEF = vld1q_f16(w); w = (const void*) ((uintptr_t) w + sizeof(float16x8_t));
69     float16x8_t vacc1x01234567 = vacc0x01234567;
70     float16x8_t vacc1x89ABCDEF = vacc0x89ABCDEF;
71     float16x8_t vacc2x01234567 = vacc0x01234567;
72     float16x8_t vacc2x89ABCDEF = vacc0x89ABCDEF;
73     float16x8_t vacc3x01234567 = vacc0x01234567;
74     float16x8_t vacc3x89ABCDEF = vacc0x89ABCDEF;
75     float16x8_t vacc4x01234567 = vacc0x01234567;
76     float16x8_t vacc4x89ABCDEF = vacc0x89ABCDEF;
77     float16x8_t vacc5x01234567 = vacc0x01234567;
78     float16x8_t vacc5x89ABCDEF = vacc0x89ABCDEF;
79 
80     size_t p = ks;
81     do {
82       const __fp16* restrict a0 = (const __fp16*) a[0];
83       assert(a0 != NULL);
84       if XNN_UNPREDICTABLE(a0 != zero) {
85         a0 = (const __fp16*) ((uintptr_t) a0 + a_offset);
86       }
87       const __fp16* restrict a1 = (const __fp16*) a[1];
88       assert(a1 != NULL);
89       if XNN_UNPREDICTABLE(a1 != zero) {
90         a1 = (const __fp16*) ((uintptr_t) a1 + a_offset);
91       }
92       const __fp16* restrict a2 = (const __fp16*) a[2];
93       assert(a2 != NULL);
94       if XNN_UNPREDICTABLE(a2 != zero) {
95         a2 = (const __fp16*) ((uintptr_t) a2 + a_offset);
96       }
97       const __fp16* restrict a3 = (const __fp16*) a[3];
98       assert(a3 != NULL);
99       if XNN_UNPREDICTABLE(a3 != zero) {
100         a3 = (const __fp16*) ((uintptr_t) a3 + a_offset);
101       }
102       const __fp16* restrict a4 = (const __fp16*) a[4];
103       assert(a4 != NULL);
104       if XNN_UNPREDICTABLE(a4 != zero) {
105         a4 = (const __fp16*) ((uintptr_t) a4 + a_offset);
106       }
107       const __fp16* restrict a5 = (const __fp16*) a[5];
108       assert(a5 != NULL);
109       if XNN_UNPREDICTABLE(a5 != zero) {
110         a5 = (const __fp16*) ((uintptr_t) a5 + a_offset);
111       }
112       a += 6;
113 
114       size_t k = kc;
115       for (; k >= 4 * sizeof(__fp16); k -= 4 * sizeof(__fp16)) {
116         const float16x4_t va0 = vld1_f16(a0); a0 += 4;
117         const float16x4_t va1 = vld1_f16(a1); a1 += 4;
118         const float16x4_t va2 = vld1_f16(a2); a2 += 4;
119         const float16x4_t va3 = vld1_f16(a3); a3 += 4;
120         const float16x4_t va4 = vld1_f16(a4); a4 += 4;
121         const float16x4_t va5 = vld1_f16(a5); a5 += 4;
122 
123         const float16x8_t vb01234567c0 = vld1q_f16(w); w = (const void*) ((uintptr_t) w + sizeof(float16x8_t));
124         const float16x8_t vb89ABCDEFc0 = vld1q_f16(w); w = (const void*) ((uintptr_t) w + sizeof(float16x8_t));
125 
126         #if XNN_ARCH_ARM64
127           vacc0x01234567 = vfmaq_lane_f16(vacc0x01234567, vb01234567c0, va0, 0);
128           vacc1x01234567 = vfmaq_lane_f16(vacc1x01234567, vb01234567c0, va1, 0);
129           vacc2x01234567 = vfmaq_lane_f16(vacc2x01234567, vb01234567c0, va2, 0);
130           vacc3x01234567 = vfmaq_lane_f16(vacc3x01234567, vb01234567c0, va3, 0);
131           vacc4x01234567 = vfmaq_lane_f16(vacc4x01234567, vb01234567c0, va4, 0);
132           vacc5x01234567 = vfmaq_lane_f16(vacc5x01234567, vb01234567c0, va5, 0);
133           vacc0x89ABCDEF = vfmaq_lane_f16(vacc0x89ABCDEF, vb89ABCDEFc0, va0, 0);
134           vacc1x89ABCDEF = vfmaq_lane_f16(vacc1x89ABCDEF, vb89ABCDEFc0, va1, 0);
135           vacc2x89ABCDEF = vfmaq_lane_f16(vacc2x89ABCDEF, vb89ABCDEFc0, va2, 0);
136           vacc3x89ABCDEF = vfmaq_lane_f16(vacc3x89ABCDEF, vb89ABCDEFc0, va3, 0);
137           vacc4x89ABCDEF = vfmaq_lane_f16(vacc4x89ABCDEF, vb89ABCDEFc0, va4, 0);
138           vacc5x89ABCDEF = vfmaq_lane_f16(vacc5x89ABCDEF, vb89ABCDEFc0, va5, 0);
139         #else
140           const float16x8_t va0c0 = vdupq_lane_f16(va0, 0);
141           const float16x8_t va1c0 = vdupq_lane_f16(va1, 0);
142           const float16x8_t va2c0 = vdupq_lane_f16(va2, 0);
143           const float16x8_t va3c0 = vdupq_lane_f16(va3, 0);
144           const float16x8_t va4c0 = vdupq_lane_f16(va4, 0);
145           const float16x8_t va5c0 = vdupq_lane_f16(va5, 0);
146 
147           vacc0x01234567 = vfmaq_f16(vacc0x01234567, va0c0, vb01234567c0);
148           vacc1x01234567 = vfmaq_f16(vacc1x01234567, va1c0, vb01234567c0);
149           vacc2x01234567 = vfmaq_f16(vacc2x01234567, va2c0, vb01234567c0);
150           vacc3x01234567 = vfmaq_f16(vacc3x01234567, va3c0, vb01234567c0);
151           vacc4x01234567 = vfmaq_f16(vacc4x01234567, va4c0, vb01234567c0);
152           vacc5x01234567 = vfmaq_f16(vacc5x01234567, va5c0, vb01234567c0);
153           vacc0x89ABCDEF = vfmaq_f16(vacc0x89ABCDEF, va0c0, vb89ABCDEFc0);
154           vacc1x89ABCDEF = vfmaq_f16(vacc1x89ABCDEF, va1c0, vb89ABCDEFc0);
155           vacc2x89ABCDEF = vfmaq_f16(vacc2x89ABCDEF, va2c0, vb89ABCDEFc0);
156           vacc3x89ABCDEF = vfmaq_f16(vacc3x89ABCDEF, va3c0, vb89ABCDEFc0);
157           vacc4x89ABCDEF = vfmaq_f16(vacc4x89ABCDEF, va4c0, vb89ABCDEFc0);
158           vacc5x89ABCDEF = vfmaq_f16(vacc5x89ABCDEF, va5c0, vb89ABCDEFc0);
159         #endif
160         const float16x8_t vb01234567c1 = vld1q_f16(w); w = (const void*) ((uintptr_t) w + sizeof(float16x8_t));
161         const float16x8_t vb89ABCDEFc1 = vld1q_f16(w); w = (const void*) ((uintptr_t) w + sizeof(float16x8_t));
162 
163         #if XNN_ARCH_ARM64
164           vacc0x01234567 = vfmaq_lane_f16(vacc0x01234567, vb01234567c1, va0, 1);
165           vacc1x01234567 = vfmaq_lane_f16(vacc1x01234567, vb01234567c1, va1, 1);
166           vacc2x01234567 = vfmaq_lane_f16(vacc2x01234567, vb01234567c1, va2, 1);
167           vacc3x01234567 = vfmaq_lane_f16(vacc3x01234567, vb01234567c1, va3, 1);
168           vacc4x01234567 = vfmaq_lane_f16(vacc4x01234567, vb01234567c1, va4, 1);
169           vacc5x01234567 = vfmaq_lane_f16(vacc5x01234567, vb01234567c1, va5, 1);
170           vacc0x89ABCDEF = vfmaq_lane_f16(vacc0x89ABCDEF, vb89ABCDEFc1, va0, 1);
171           vacc1x89ABCDEF = vfmaq_lane_f16(vacc1x89ABCDEF, vb89ABCDEFc1, va1, 1);
172           vacc2x89ABCDEF = vfmaq_lane_f16(vacc2x89ABCDEF, vb89ABCDEFc1, va2, 1);
173           vacc3x89ABCDEF = vfmaq_lane_f16(vacc3x89ABCDEF, vb89ABCDEFc1, va3, 1);
174           vacc4x89ABCDEF = vfmaq_lane_f16(vacc4x89ABCDEF, vb89ABCDEFc1, va4, 1);
175           vacc5x89ABCDEF = vfmaq_lane_f16(vacc5x89ABCDEF, vb89ABCDEFc1, va5, 1);
176         #else
177           const float16x8_t va0c1 = vdupq_lane_f16(va0, 1);
178           const float16x8_t va1c1 = vdupq_lane_f16(va1, 1);
179           const float16x8_t va2c1 = vdupq_lane_f16(va2, 1);
180           const float16x8_t va3c1 = vdupq_lane_f16(va3, 1);
181           const float16x8_t va4c1 = vdupq_lane_f16(va4, 1);
182           const float16x8_t va5c1 = vdupq_lane_f16(va5, 1);
183 
184           vacc0x01234567 = vfmaq_f16(vacc0x01234567, va0c1, vb01234567c1);
185           vacc1x01234567 = vfmaq_f16(vacc1x01234567, va1c1, vb01234567c1);
186           vacc2x01234567 = vfmaq_f16(vacc2x01234567, va2c1, vb01234567c1);
187           vacc3x01234567 = vfmaq_f16(vacc3x01234567, va3c1, vb01234567c1);
188           vacc4x01234567 = vfmaq_f16(vacc4x01234567, va4c1, vb01234567c1);
189           vacc5x01234567 = vfmaq_f16(vacc5x01234567, va5c1, vb01234567c1);
190           vacc0x89ABCDEF = vfmaq_f16(vacc0x89ABCDEF, va0c1, vb89ABCDEFc1);
191           vacc1x89ABCDEF = vfmaq_f16(vacc1x89ABCDEF, va1c1, vb89ABCDEFc1);
192           vacc2x89ABCDEF = vfmaq_f16(vacc2x89ABCDEF, va2c1, vb89ABCDEFc1);
193           vacc3x89ABCDEF = vfmaq_f16(vacc3x89ABCDEF, va3c1, vb89ABCDEFc1);
194           vacc4x89ABCDEF = vfmaq_f16(vacc4x89ABCDEF, va4c1, vb89ABCDEFc1);
195           vacc5x89ABCDEF = vfmaq_f16(vacc5x89ABCDEF, va5c1, vb89ABCDEFc1);
196         #endif
197         const float16x8_t vb01234567c2 = vld1q_f16(w); w = (const void*) ((uintptr_t) w + sizeof(float16x8_t));
198         const float16x8_t vb89ABCDEFc2 = vld1q_f16(w); w = (const void*) ((uintptr_t) w + sizeof(float16x8_t));
199 
200         #if XNN_ARCH_ARM64
201           vacc0x01234567 = vfmaq_lane_f16(vacc0x01234567, vb01234567c2, va0, 2);
202           vacc1x01234567 = vfmaq_lane_f16(vacc1x01234567, vb01234567c2, va1, 2);
203           vacc2x01234567 = vfmaq_lane_f16(vacc2x01234567, vb01234567c2, va2, 2);
204           vacc3x01234567 = vfmaq_lane_f16(vacc3x01234567, vb01234567c2, va3, 2);
205           vacc4x01234567 = vfmaq_lane_f16(vacc4x01234567, vb01234567c2, va4, 2);
206           vacc5x01234567 = vfmaq_lane_f16(vacc5x01234567, vb01234567c2, va5, 2);
207           vacc0x89ABCDEF = vfmaq_lane_f16(vacc0x89ABCDEF, vb89ABCDEFc2, va0, 2);
208           vacc1x89ABCDEF = vfmaq_lane_f16(vacc1x89ABCDEF, vb89ABCDEFc2, va1, 2);
209           vacc2x89ABCDEF = vfmaq_lane_f16(vacc2x89ABCDEF, vb89ABCDEFc2, va2, 2);
210           vacc3x89ABCDEF = vfmaq_lane_f16(vacc3x89ABCDEF, vb89ABCDEFc2, va3, 2);
211           vacc4x89ABCDEF = vfmaq_lane_f16(vacc4x89ABCDEF, vb89ABCDEFc2, va4, 2);
212           vacc5x89ABCDEF = vfmaq_lane_f16(vacc5x89ABCDEF, vb89ABCDEFc2, va5, 2);
213         #else
214           const float16x8_t va0c2 = vdupq_lane_f16(va0, 2);
215           const float16x8_t va1c2 = vdupq_lane_f16(va1, 2);
216           const float16x8_t va2c2 = vdupq_lane_f16(va2, 2);
217           const float16x8_t va3c2 = vdupq_lane_f16(va3, 2);
218           const float16x8_t va4c2 = vdupq_lane_f16(va4, 2);
219           const float16x8_t va5c2 = vdupq_lane_f16(va5, 2);
220 
221           vacc0x01234567 = vfmaq_f16(vacc0x01234567, va0c2, vb01234567c2);
222           vacc1x01234567 = vfmaq_f16(vacc1x01234567, va1c2, vb01234567c2);
223           vacc2x01234567 = vfmaq_f16(vacc2x01234567, va2c2, vb01234567c2);
224           vacc3x01234567 = vfmaq_f16(vacc3x01234567, va3c2, vb01234567c2);
225           vacc4x01234567 = vfmaq_f16(vacc4x01234567, va4c2, vb01234567c2);
226           vacc5x01234567 = vfmaq_f16(vacc5x01234567, va5c2, vb01234567c2);
227           vacc0x89ABCDEF = vfmaq_f16(vacc0x89ABCDEF, va0c2, vb89ABCDEFc2);
228           vacc1x89ABCDEF = vfmaq_f16(vacc1x89ABCDEF, va1c2, vb89ABCDEFc2);
229           vacc2x89ABCDEF = vfmaq_f16(vacc2x89ABCDEF, va2c2, vb89ABCDEFc2);
230           vacc3x89ABCDEF = vfmaq_f16(vacc3x89ABCDEF, va3c2, vb89ABCDEFc2);
231           vacc4x89ABCDEF = vfmaq_f16(vacc4x89ABCDEF, va4c2, vb89ABCDEFc2);
232           vacc5x89ABCDEF = vfmaq_f16(vacc5x89ABCDEF, va5c2, vb89ABCDEFc2);
233         #endif
234         const float16x8_t vb01234567c3 = vld1q_f16(w); w = (const void*) ((uintptr_t) w + sizeof(float16x8_t));
235         const float16x8_t vb89ABCDEFc3 = vld1q_f16(w); w = (const void*) ((uintptr_t) w + sizeof(float16x8_t));
236 
237         #if XNN_ARCH_ARM64
238           vacc0x01234567 = vfmaq_lane_f16(vacc0x01234567, vb01234567c3, va0, 3);
239           vacc1x01234567 = vfmaq_lane_f16(vacc1x01234567, vb01234567c3, va1, 3);
240           vacc2x01234567 = vfmaq_lane_f16(vacc2x01234567, vb01234567c3, va2, 3);
241           vacc3x01234567 = vfmaq_lane_f16(vacc3x01234567, vb01234567c3, va3, 3);
242           vacc4x01234567 = vfmaq_lane_f16(vacc4x01234567, vb01234567c3, va4, 3);
243           vacc5x01234567 = vfmaq_lane_f16(vacc5x01234567, vb01234567c3, va5, 3);
244           vacc0x89ABCDEF = vfmaq_lane_f16(vacc0x89ABCDEF, vb89ABCDEFc3, va0, 3);
245           vacc1x89ABCDEF = vfmaq_lane_f16(vacc1x89ABCDEF, vb89ABCDEFc3, va1, 3);
246           vacc2x89ABCDEF = vfmaq_lane_f16(vacc2x89ABCDEF, vb89ABCDEFc3, va2, 3);
247           vacc3x89ABCDEF = vfmaq_lane_f16(vacc3x89ABCDEF, vb89ABCDEFc3, va3, 3);
248           vacc4x89ABCDEF = vfmaq_lane_f16(vacc4x89ABCDEF, vb89ABCDEFc3, va4, 3);
249           vacc5x89ABCDEF = vfmaq_lane_f16(vacc5x89ABCDEF, vb89ABCDEFc3, va5, 3);
250         #else
251           const float16x8_t va0c3 = vdupq_lane_f16(va0, 3);
252           const float16x8_t va1c3 = vdupq_lane_f16(va1, 3);
253           const float16x8_t va2c3 = vdupq_lane_f16(va2, 3);
254           const float16x8_t va3c3 = vdupq_lane_f16(va3, 3);
255           const float16x8_t va4c3 = vdupq_lane_f16(va4, 3);
256           const float16x8_t va5c3 = vdupq_lane_f16(va5, 3);
257 
258           vacc0x01234567 = vfmaq_f16(vacc0x01234567, va0c3, vb01234567c3);
259           vacc1x01234567 = vfmaq_f16(vacc1x01234567, va1c3, vb01234567c3);
260           vacc2x01234567 = vfmaq_f16(vacc2x01234567, va2c3, vb01234567c3);
261           vacc3x01234567 = vfmaq_f16(vacc3x01234567, va3c3, vb01234567c3);
262           vacc4x01234567 = vfmaq_f16(vacc4x01234567, va4c3, vb01234567c3);
263           vacc5x01234567 = vfmaq_f16(vacc5x01234567, va5c3, vb01234567c3);
264           vacc0x89ABCDEF = vfmaq_f16(vacc0x89ABCDEF, va0c3, vb89ABCDEFc3);
265           vacc1x89ABCDEF = vfmaq_f16(vacc1x89ABCDEF, va1c3, vb89ABCDEFc3);
266           vacc2x89ABCDEF = vfmaq_f16(vacc2x89ABCDEF, va2c3, vb89ABCDEFc3);
267           vacc3x89ABCDEF = vfmaq_f16(vacc3x89ABCDEF, va3c3, vb89ABCDEFc3);
268           vacc4x89ABCDEF = vfmaq_f16(vacc4x89ABCDEF, va4c3, vb89ABCDEFc3);
269           vacc5x89ABCDEF = vfmaq_f16(vacc5x89ABCDEF, va5c3, vb89ABCDEFc3);
270         #endif
271       }
272       if XNN_UNLIKELY(k != 0) {
273         do {
274           const float16x8_t va0 = vld1q_dup_f16(a0); a0 += 1;
275           const float16x8_t va1 = vld1q_dup_f16(a1); a1 += 1;
276           const float16x8_t va2 = vld1q_dup_f16(a2); a2 += 1;
277           const float16x8_t va3 = vld1q_dup_f16(a3); a3 += 1;
278           const float16x8_t va4 = vld1q_dup_f16(a4); a4 += 1;
279           const float16x8_t va5 = vld1q_dup_f16(a5); a5 += 1;
280 
281           const float16x8_t vb01234567 = vld1q_f16(w); w = (const void*) ((uintptr_t) w + sizeof(float16x8_t));
282           const float16x8_t vb89ABCDEF = vld1q_f16(w); w = (const void*) ((uintptr_t) w + sizeof(float16x8_t));
283 
284           vacc0x01234567 = vfmaq_f16(vacc0x01234567, va0, vb01234567);
285           vacc1x01234567 = vfmaq_f16(vacc1x01234567, va1, vb01234567);
286           vacc2x01234567 = vfmaq_f16(vacc2x01234567, va2, vb01234567);
287           vacc3x01234567 = vfmaq_f16(vacc3x01234567, va3, vb01234567);
288           vacc4x01234567 = vfmaq_f16(vacc4x01234567, va4, vb01234567);
289           vacc5x01234567 = vfmaq_f16(vacc5x01234567, va5, vb01234567);
290           vacc0x89ABCDEF = vfmaq_f16(vacc0x89ABCDEF, va0, vb89ABCDEF);
291           vacc1x89ABCDEF = vfmaq_f16(vacc1x89ABCDEF, va1, vb89ABCDEF);
292           vacc2x89ABCDEF = vfmaq_f16(vacc2x89ABCDEF, va2, vb89ABCDEF);
293           vacc3x89ABCDEF = vfmaq_f16(vacc3x89ABCDEF, va3, vb89ABCDEF);
294           vacc4x89ABCDEF = vfmaq_f16(vacc4x89ABCDEF, va4, vb89ABCDEF);
295           vacc5x89ABCDEF = vfmaq_f16(vacc5x89ABCDEF, va5, vb89ABCDEF);
296 
297           k -= sizeof(__fp16);
298         } while (k != 0);
299       }
300       p -= 6 * sizeof(void*);
301     } while (p != 0);
302 
303 
304     const float16x8_t vmax = vreinterpretq_f16_u16(vld1q_dup_u16(&params->neon.max));
305     vacc0x01234567 = vminq_f16(vacc0x01234567, vmax);
306     vacc1x01234567 = vminq_f16(vacc1x01234567, vmax);
307     vacc2x01234567 = vminq_f16(vacc2x01234567, vmax);
308     vacc3x01234567 = vminq_f16(vacc3x01234567, vmax);
309     vacc4x01234567 = vminq_f16(vacc4x01234567, vmax);
310     vacc5x01234567 = vminq_f16(vacc5x01234567, vmax);
311     vacc0x89ABCDEF = vminq_f16(vacc0x89ABCDEF, vmax);
312     vacc1x89ABCDEF = vminq_f16(vacc1x89ABCDEF, vmax);
313     vacc2x89ABCDEF = vminq_f16(vacc2x89ABCDEF, vmax);
314     vacc3x89ABCDEF = vminq_f16(vacc3x89ABCDEF, vmax);
315     vacc4x89ABCDEF = vminq_f16(vacc4x89ABCDEF, vmax);
316     vacc5x89ABCDEF = vminq_f16(vacc5x89ABCDEF, vmax);
317 
318     const float16x8_t vmin = vreinterpretq_f16_u16(vld1q_dup_u16(&params->neon.min));
319     vacc0x01234567 = vmaxq_f16(vacc0x01234567, vmin);
320     vacc1x01234567 = vmaxq_f16(vacc1x01234567, vmin);
321     vacc2x01234567 = vmaxq_f16(vacc2x01234567, vmin);
322     vacc3x01234567 = vmaxq_f16(vacc3x01234567, vmin);
323     vacc4x01234567 = vmaxq_f16(vacc4x01234567, vmin);
324     vacc5x01234567 = vmaxq_f16(vacc5x01234567, vmin);
325     vacc0x89ABCDEF = vmaxq_f16(vacc0x89ABCDEF, vmin);
326     vacc1x89ABCDEF = vmaxq_f16(vacc1x89ABCDEF, vmin);
327     vacc2x89ABCDEF = vmaxq_f16(vacc2x89ABCDEF, vmin);
328     vacc3x89ABCDEF = vmaxq_f16(vacc3x89ABCDEF, vmin);
329     vacc4x89ABCDEF = vmaxq_f16(vacc4x89ABCDEF, vmin);
330     vacc5x89ABCDEF = vmaxq_f16(vacc5x89ABCDEF, vmin);
331 
332     if XNN_LIKELY(nc >= 16) {
333       vst1q_f16(c5, vacc5x01234567);
334       vst1q_f16(c5 + 8, vacc5x89ABCDEF);
335       c5 = (__fp16*) ((uintptr_t) c5 + cn_stride);
336       vst1q_f16(c4, vacc4x01234567);
337       vst1q_f16(c4 + 8, vacc4x89ABCDEF);
338       c4 = (__fp16*) ((uintptr_t) c4 + cn_stride);
339       vst1q_f16(c3, vacc3x01234567);
340       vst1q_f16(c3 + 8, vacc3x89ABCDEF);
341       c3 = (__fp16*) ((uintptr_t) c3 + cn_stride);
342       vst1q_f16(c2, vacc2x01234567);
343       vst1q_f16(c2 + 8, vacc2x89ABCDEF);
344       c2 = (__fp16*) ((uintptr_t) c2 + cn_stride);
345       vst1q_f16(c1, vacc1x01234567);
346       vst1q_f16(c1 + 8, vacc1x89ABCDEF);
347       c1 = (__fp16*) ((uintptr_t) c1 + cn_stride);
348       vst1q_f16(c0, vacc0x01234567);
349       vst1q_f16(c0 + 8, vacc0x89ABCDEF);
350       c0 = (__fp16*) ((uintptr_t) c0 + cn_stride);
351 
352       a = (const void**restrict) ((uintptr_t) a - ks);
353       nc -= 16;
354     } else {
355       if (nc & 8) {
356         vst1q_f16(c5, vacc5x01234567); c5 += 8;
357         vst1q_f16(c4, vacc4x01234567); c4 += 8;
358         vst1q_f16(c3, vacc3x01234567); c3 += 8;
359         vst1q_f16(c2, vacc2x01234567); c2 += 8;
360         vst1q_f16(c1, vacc1x01234567); c1 += 8;
361         vst1q_f16(c0, vacc0x01234567); c0 += 8;
362 
363         vacc5x01234567 = vacc5x89ABCDEF;
364         vacc4x01234567 = vacc4x89ABCDEF;
365         vacc3x01234567 = vacc3x89ABCDEF;
366         vacc2x01234567 = vacc2x89ABCDEF;
367         vacc1x01234567 = vacc1x89ABCDEF;
368         vacc0x01234567 = vacc0x89ABCDEF;
369       }
370       float16x4_t vacc5x0123 = vget_low_f16(vacc5x01234567);
371       float16x4_t vacc4x0123 = vget_low_f16(vacc4x01234567);
372       float16x4_t vacc3x0123 = vget_low_f16(vacc3x01234567);
373       float16x4_t vacc2x0123 = vget_low_f16(vacc2x01234567);
374       float16x4_t vacc1x0123 = vget_low_f16(vacc1x01234567);
375       float16x4_t vacc0x0123 = vget_low_f16(vacc0x01234567);
376       if (nc & 4) {
377         vst1_f16(c5, vacc5x0123); c5 += 4;
378         vst1_f16(c4, vacc4x0123); c4 += 4;
379         vst1_f16(c3, vacc3x0123); c3 += 4;
380         vst1_f16(c2, vacc2x0123); c2 += 4;
381         vst1_f16(c1, vacc1x0123); c1 += 4;
382         vst1_f16(c0, vacc0x0123); c0 += 4;
383 
384         vacc5x0123 = vget_high_f16(vacc5x01234567);
385         vacc4x0123 = vget_high_f16(vacc4x01234567);
386         vacc3x0123 = vget_high_f16(vacc3x01234567);
387         vacc2x0123 = vget_high_f16(vacc2x01234567);
388         vacc1x0123 = vget_high_f16(vacc1x01234567);
389         vacc0x0123 = vget_high_f16(vacc0x01234567);
390       }
391       if (nc & 2) {
392         vst1_lane_u32((void*) c5, vreinterpret_u32_f16(vacc5x0123), 0); c5 += 2;
393         vst1_lane_u32((void*) c4, vreinterpret_u32_f16(vacc4x0123), 0); c4 += 2;
394         vst1_lane_u32((void*) c3, vreinterpret_u32_f16(vacc3x0123), 0); c3 += 2;
395         vst1_lane_u32((void*) c2, vreinterpret_u32_f16(vacc2x0123), 0); c2 += 2;
396         vst1_lane_u32((void*) c1, vreinterpret_u32_f16(vacc1x0123), 0); c1 += 2;
397         vst1_lane_u32((void*) c0, vreinterpret_u32_f16(vacc0x0123), 0); c0 += 2;
398 
399         vacc5x0123 = vext_f16(vacc5x0123, vacc5x0123, 2);
400         vacc4x0123 = vext_f16(vacc4x0123, vacc4x0123, 2);
401         vacc3x0123 = vext_f16(vacc3x0123, vacc3x0123, 2);
402         vacc2x0123 = vext_f16(vacc2x0123, vacc2x0123, 2);
403         vacc1x0123 = vext_f16(vacc1x0123, vacc1x0123, 2);
404         vacc0x0123 = vext_f16(vacc0x0123, vacc0x0123, 2);
405       }
406       if (nc & 1) {
407         vst1_lane_f16(c5, vacc5x0123, 0);
408         vst1_lane_f16(c4, vacc4x0123, 0);
409         vst1_lane_f16(c3, vacc3x0123, 0);
410         vst1_lane_f16(c2, vacc2x0123, 0);
411         vst1_lane_f16(c1, vacc1x0123, 0);
412         vst1_lane_f16(c0, vacc0x0123, 0);
413       }
414 
415       nc = 0;
416     }
417   } while (nc != 0);
418 }
419