xref: /aosp_15_r20/external/XNNPACK/src/qu8-dwconv/gen/up8x25-minmax-fp32-xop-mul32.c (revision 4bdc94577ba0e567308109d787f7fec7b531ce36)
1 // Auto-generated file. Do not edit!
2 //   Template: src/qs8-dwconv/unipass-sse-mul32.c.in
3 //   Generator: tools/xngen
4 //
5 // Copyright 2020 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 #if defined(__GNUC__) || defined(__clang__)
13   #include <x86intrin.h>
14 #else
15   #include <immintrin.h>
16   #include <ammintrin.h>
17 #endif
18 
19 #include <xnnpack/dwconv.h>
20 #include <xnnpack/intrinsics-polyfill.h>
21 #include <xnnpack/unaligned.h>
22 
23 
xnn_qu8_dwconv_minmax_fp32_ukernel_up8x25__xop_mul32(size_t channels,size_t output_width,const uint8_t ** input,const void * weights,uint8_t * output,size_t input_stride,size_t output_increment,size_t input_offset,const uint8_t * zero,const union xnn_qu8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])24 void xnn_qu8_dwconv_minmax_fp32_ukernel_up8x25__xop_mul32(
25     size_t channels,
26     size_t output_width,
27     const uint8_t** input,
28     const void* weights,
29     uint8_t* output,
30     size_t input_stride,
31     size_t output_increment,
32     size_t input_offset,
33     const uint8_t* zero,
34     const union xnn_qu8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
35 {
36   assert(channels != 0);
37   assert(output_width != 0);
38 
39   const __m128i vk_zero_point = _mm_cvtepu16_epi32(_mm_loadl_epi64((const __m128i*) params->fp32_sse2.kernel_zero_point));
40   do {
41     const uint8_t* i0 = input[0];
42     assert(i0 != NULL);
43     if XNN_UNPREDICTABLE(i0 != zero) {
44       i0 = (const uint8_t*) ((uintptr_t) i0 + input_offset);
45     }
46     const uint8_t* i1 = input[1];
47     assert(i1 != NULL);
48     if XNN_UNPREDICTABLE(i1 != zero) {
49       i1 = (const uint8_t*) ((uintptr_t) i1 + input_offset);
50     }
51     const uint8_t* i2 = input[2];
52     assert(i2 != NULL);
53     if XNN_UNPREDICTABLE(i2 != zero) {
54       i2 = (const uint8_t*) ((uintptr_t) i2 + input_offset);
55     }
56     const uint8_t* i3 = input[3];
57     assert(i3 != NULL);
58     if XNN_UNPREDICTABLE(i3 != zero) {
59       i3 = (const uint8_t*) ((uintptr_t) i3 + input_offset);
60     }
61     const uint8_t* i4 = input[4];
62     assert(i4 != NULL);
63     if XNN_UNPREDICTABLE(i4 != zero) {
64       i4 = (const uint8_t*) ((uintptr_t) i4 + input_offset);
65     }
66     const uint8_t* i5 = input[5];
67     assert(i5 != NULL);
68     if XNN_UNPREDICTABLE(i5 != zero) {
69       i5 = (const uint8_t*) ((uintptr_t) i5 + input_offset);
70     }
71     const uint8_t* i6 = input[6];
72     assert(i6 != NULL);
73     if XNN_UNPREDICTABLE(i6 != zero) {
74       i6 = (const uint8_t*) ((uintptr_t) i6 + input_offset);
75     }
76     const uint8_t* i7 = input[7];
77     assert(i7 != NULL);
78     if XNN_UNPREDICTABLE(i7 != zero) {
79       i7 = (const uint8_t*) ((uintptr_t) i7 + input_offset);
80     }
81     const uint8_t* i8 = input[8];
82     assert(i8 != NULL);
83     if XNN_UNPREDICTABLE(i8 != zero) {
84       i8 = (const uint8_t*) ((uintptr_t) i8 + input_offset);
85     }
86     const uint8_t* i9 = input[9];
87     assert(i9 != NULL);
88     if XNN_UNPREDICTABLE(i9 != zero) {
89       i9 = (const uint8_t*) ((uintptr_t) i9 + input_offset);
90     }
91     const uint8_t* i10 = input[10];
92     assert(i10 != NULL);
93     if XNN_UNPREDICTABLE(i10 != zero) {
94       i10 = (const uint8_t*) ((uintptr_t) i10 + input_offset);
95     }
96     const uint8_t* i11 = input[11];
97     assert(i11 != NULL);
98     if XNN_UNPREDICTABLE(i11 != zero) {
99       i11 = (const uint8_t*) ((uintptr_t) i11 + input_offset);
100     }
101     const uint8_t* i12 = input[12];
102     assert(i12 != NULL);
103     if XNN_UNPREDICTABLE(i12 != zero) {
104       i12 = (const uint8_t*) ((uintptr_t) i12 + input_offset);
105     }
106     const uint8_t* i13 = input[13];
107     assert(i13 != NULL);
108     if XNN_UNPREDICTABLE(i13 != zero) {
109       i13 = (const uint8_t*) ((uintptr_t) i13 + input_offset);
110     }
111     const uint8_t* i14 = input[14];
112     assert(i14 != NULL);
113     if XNN_UNPREDICTABLE(i14 != zero) {
114       i14 = (const uint8_t*) ((uintptr_t) i14 + input_offset);
115     }
116     const uint8_t* i15 = input[15];
117     assert(i15 != NULL);
118     if XNN_UNPREDICTABLE(i15 != zero) {
119       i15 = (const uint8_t*) ((uintptr_t) i15 + input_offset);
120     }
121     const uint8_t* i16 = input[16];
122     assert(i16 != NULL);
123     if XNN_UNPREDICTABLE(i16 != zero) {
124       i16 = (const uint8_t*) ((uintptr_t) i16 + input_offset);
125     }
126     const uint8_t* i17 = input[17];
127     assert(i17 != NULL);
128     if XNN_UNPREDICTABLE(i17 != zero) {
129       i17 = (const uint8_t*) ((uintptr_t) i17 + input_offset);
130     }
131     const uint8_t* i18 = input[18];
132     assert(i18 != NULL);
133     if XNN_UNPREDICTABLE(i18 != zero) {
134       i18 = (const uint8_t*) ((uintptr_t) i18 + input_offset);
135     }
136     const uint8_t* i19 = input[19];
137     assert(i19 != NULL);
138     if XNN_UNPREDICTABLE(i19 != zero) {
139       i19 = (const uint8_t*) ((uintptr_t) i19 + input_offset);
140     }
141     const uint8_t* i20 = input[20];
142     assert(i20 != NULL);
143     if XNN_UNPREDICTABLE(i20 != zero) {
144       i20 = (const uint8_t*) ((uintptr_t) i20 + input_offset);
145     }
146     const uint8_t* i21 = input[21];
147     assert(i21 != NULL);
148     if XNN_UNPREDICTABLE(i21 != zero) {
149       i21 = (const uint8_t*) ((uintptr_t) i21 + input_offset);
150     }
151     const uint8_t* i22 = input[22];
152     assert(i22 != NULL);
153     if XNN_UNPREDICTABLE(i22 != zero) {
154       i22 = (const uint8_t*) ((uintptr_t) i22 + input_offset);
155     }
156     const uint8_t* i23 = input[23];
157     assert(i23 != NULL);
158     if XNN_UNPREDICTABLE(i23 != zero) {
159       i23 = (const uint8_t*) ((uintptr_t) i23 + input_offset);
160     }
161     const uint8_t* i24 = input[24];
162     assert(i24 != NULL);
163     if XNN_UNPREDICTABLE(i24 != zero) {
164       i24 = (const uint8_t*) ((uintptr_t) i24 + input_offset);
165     }
166     input = (const uint8_t**) ((uintptr_t) input + input_stride);
167 
168     size_t c = channels;
169     const void* w = weights;
170     for (; c >= 8; c -= 8) {
171       __m128i vacc0123 = _mm_loadu_si128((const __m128i*) w);
172       __m128i vacc4567 = _mm_loadu_si128((const __m128i*) ((const int32_t*) w + 4));
173 
174 
175       const __m128i vi0x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i0)));
176       const __m128i vk0x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 0 * sizeof(uint8_t))))), vk_zero_point);
177       const __m128i vi0x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i0 + 4)));
178       const __m128i vk0x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 4 * sizeof(uint8_t))))), vk_zero_point);
179       i0 += 8;
180 
181       vacc0123 = _mm_macc_epi32(vi0x0123, vk0x0123, vacc0123);
182       vacc4567 = _mm_macc_epi32(vi0x4567, vk0x4567, vacc4567);
183 
184       const __m128i vi1x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i1)));
185       const __m128i vk1x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 8 * sizeof(uint8_t))))), vk_zero_point);
186       const __m128i vi1x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i1 + 4)));
187       const __m128i vk1x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 12 * sizeof(uint8_t))))), vk_zero_point);
188       i1 += 8;
189 
190       vacc0123 = _mm_macc_epi32(vi1x0123, vk1x0123, vacc0123);
191       vacc4567 = _mm_macc_epi32(vi1x4567, vk1x4567, vacc4567);
192 
193       const __m128i vi2x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i2)));
194       const __m128i vk2x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 16 * sizeof(uint8_t))))), vk_zero_point);
195       const __m128i vi2x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i2 + 4)));
196       const __m128i vk2x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 20 * sizeof(uint8_t))))), vk_zero_point);
197       i2 += 8;
198 
199       vacc0123 = _mm_macc_epi32(vi2x0123, vk2x0123, vacc0123);
200       vacc4567 = _mm_macc_epi32(vi2x4567, vk2x4567, vacc4567);
201 
202       const __m128i vi3x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i3)));
203       const __m128i vk3x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 24 * sizeof(uint8_t))))), vk_zero_point);
204       const __m128i vi3x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i3 + 4)));
205       const __m128i vk3x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 28 * sizeof(uint8_t))))), vk_zero_point);
206       i3 += 8;
207 
208       vacc0123 = _mm_macc_epi32(vi3x0123, vk3x0123, vacc0123);
209       vacc4567 = _mm_macc_epi32(vi3x4567, vk3x4567, vacc4567);
210 
211       const __m128i vi4x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i4)));
212       const __m128i vk4x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 32 * sizeof(uint8_t))))), vk_zero_point);
213       const __m128i vi4x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i4 + 4)));
214       const __m128i vk4x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 36 * sizeof(uint8_t))))), vk_zero_point);
215       i4 += 8;
216 
217       vacc0123 = _mm_macc_epi32(vi4x0123, vk4x0123, vacc0123);
218       vacc4567 = _mm_macc_epi32(vi4x4567, vk4x4567, vacc4567);
219 
220       const __m128i vi5x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i5)));
221       const __m128i vk5x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 40 * sizeof(uint8_t))))), vk_zero_point);
222       const __m128i vi5x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i5 + 4)));
223       const __m128i vk5x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 44 * sizeof(uint8_t))))), vk_zero_point);
224       i5 += 8;
225 
226       vacc0123 = _mm_macc_epi32(vi5x0123, vk5x0123, vacc0123);
227       vacc4567 = _mm_macc_epi32(vi5x4567, vk5x4567, vacc4567);
228 
229       const __m128i vi6x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i6)));
230       const __m128i vk6x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 48 * sizeof(uint8_t))))), vk_zero_point);
231       const __m128i vi6x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i6 + 4)));
232       const __m128i vk6x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 52 * sizeof(uint8_t))))), vk_zero_point);
233       i6 += 8;
234 
235       vacc0123 = _mm_macc_epi32(vi6x0123, vk6x0123, vacc0123);
236       vacc4567 = _mm_macc_epi32(vi6x4567, vk6x4567, vacc4567);
237 
238       const __m128i vi7x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i7)));
239       const __m128i vk7x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 56 * sizeof(uint8_t))))), vk_zero_point);
240       const __m128i vi7x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i7 + 4)));
241       const __m128i vk7x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 60 * sizeof(uint8_t))))), vk_zero_point);
242       i7 += 8;
243 
244       vacc0123 = _mm_macc_epi32(vi7x0123, vk7x0123, vacc0123);
245       vacc4567 = _mm_macc_epi32(vi7x4567, vk7x4567, vacc4567);
246 
247       const __m128i vi8x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i8)));
248       const __m128i vk8x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 64 * sizeof(uint8_t))))), vk_zero_point);
249       const __m128i vi8x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i8 + 4)));
250       const __m128i vk8x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 68 * sizeof(uint8_t))))), vk_zero_point);
251       i8 += 8;
252 
253       vacc0123 = _mm_macc_epi32(vi8x0123, vk8x0123, vacc0123);
254       vacc4567 = _mm_macc_epi32(vi8x4567, vk8x4567, vacc4567);
255 
256       const __m128i vi9x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i9)));
257       const __m128i vk9x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 72 * sizeof(uint8_t))))), vk_zero_point);
258       const __m128i vi9x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i9 + 4)));
259       const __m128i vk9x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 76 * sizeof(uint8_t))))), vk_zero_point);
260       i9 += 8;
261 
262       vacc0123 = _mm_macc_epi32(vi9x0123, vk9x0123, vacc0123);
263       vacc4567 = _mm_macc_epi32(vi9x4567, vk9x4567, vacc4567);
264 
265       const __m128i vi10x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i10)));
266       const __m128i vk10x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 80 * sizeof(uint8_t))))), vk_zero_point);
267       const __m128i vi10x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i10 + 4)));
268       const __m128i vk10x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 84 * sizeof(uint8_t))))), vk_zero_point);
269       i10 += 8;
270 
271       vacc0123 = _mm_macc_epi32(vi10x0123, vk10x0123, vacc0123);
272       vacc4567 = _mm_macc_epi32(vi10x4567, vk10x4567, vacc4567);
273 
274       const __m128i vi11x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i11)));
275       const __m128i vk11x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 88 * sizeof(uint8_t))))), vk_zero_point);
276       const __m128i vi11x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i11 + 4)));
277       const __m128i vk11x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 92 * sizeof(uint8_t))))), vk_zero_point);
278       i11 += 8;
279 
280       vacc0123 = _mm_macc_epi32(vi11x0123, vk11x0123, vacc0123);
281       vacc4567 = _mm_macc_epi32(vi11x4567, vk11x4567, vacc4567);
282 
283       const __m128i vi12x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i12)));
284       const __m128i vk12x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 96 * sizeof(uint8_t))))), vk_zero_point);
285       const __m128i vi12x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i12 + 4)));
286       const __m128i vk12x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 100 * sizeof(uint8_t))))), vk_zero_point);
287       i12 += 8;
288 
289       vacc0123 = _mm_macc_epi32(vi12x0123, vk12x0123, vacc0123);
290       vacc4567 = _mm_macc_epi32(vi12x4567, vk12x4567, vacc4567);
291 
292       const __m128i vi13x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i13)));
293       const __m128i vk13x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 104 * sizeof(uint8_t))))), vk_zero_point);
294       const __m128i vi13x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i13 + 4)));
295       const __m128i vk13x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 108 * sizeof(uint8_t))))), vk_zero_point);
296       i13 += 8;
297 
298       vacc0123 = _mm_macc_epi32(vi13x0123, vk13x0123, vacc0123);
299       vacc4567 = _mm_macc_epi32(vi13x4567, vk13x4567, vacc4567);
300 
301       const __m128i vi14x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i14)));
302       const __m128i vk14x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 112 * sizeof(uint8_t))))), vk_zero_point);
303       const __m128i vi14x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i14 + 4)));
304       const __m128i vk14x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 116 * sizeof(uint8_t))))), vk_zero_point);
305       i14 += 8;
306 
307       vacc0123 = _mm_macc_epi32(vi14x0123, vk14x0123, vacc0123);
308       vacc4567 = _mm_macc_epi32(vi14x4567, vk14x4567, vacc4567);
309 
310       const __m128i vi15x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i15)));
311       const __m128i vk15x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 120 * sizeof(uint8_t))))), vk_zero_point);
312       const __m128i vi15x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i15 + 4)));
313       const __m128i vk15x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 124 * sizeof(uint8_t))))), vk_zero_point);
314       i15 += 8;
315 
316       vacc0123 = _mm_macc_epi32(vi15x0123, vk15x0123, vacc0123);
317       vacc4567 = _mm_macc_epi32(vi15x4567, vk15x4567, vacc4567);
318 
319       const __m128i vi16x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i16)));
320       const __m128i vk16x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 128 * sizeof(uint8_t))))), vk_zero_point);
321       const __m128i vi16x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i16 + 4)));
322       const __m128i vk16x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 132 * sizeof(uint8_t))))), vk_zero_point);
323       i16 += 8;
324 
325       vacc0123 = _mm_macc_epi32(vi16x0123, vk16x0123, vacc0123);
326       vacc4567 = _mm_macc_epi32(vi16x4567, vk16x4567, vacc4567);
327 
328       const __m128i vi17x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i17)));
329       const __m128i vk17x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 136 * sizeof(uint8_t))))), vk_zero_point);
330       const __m128i vi17x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i17 + 4)));
331       const __m128i vk17x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 140 * sizeof(uint8_t))))), vk_zero_point);
332       i17 += 8;
333 
334       vacc0123 = _mm_macc_epi32(vi17x0123, vk17x0123, vacc0123);
335       vacc4567 = _mm_macc_epi32(vi17x4567, vk17x4567, vacc4567);
336 
337       const __m128i vi18x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i18)));
338       const __m128i vk18x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 144 * sizeof(uint8_t))))), vk_zero_point);
339       const __m128i vi18x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i18 + 4)));
340       const __m128i vk18x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 148 * sizeof(uint8_t))))), vk_zero_point);
341       i18 += 8;
342 
343       vacc0123 = _mm_macc_epi32(vi18x0123, vk18x0123, vacc0123);
344       vacc4567 = _mm_macc_epi32(vi18x4567, vk18x4567, vacc4567);
345 
346       const __m128i vi19x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i19)));
347       const __m128i vk19x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 152 * sizeof(uint8_t))))), vk_zero_point);
348       const __m128i vi19x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i19 + 4)));
349       const __m128i vk19x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 156 * sizeof(uint8_t))))), vk_zero_point);
350       i19 += 8;
351 
352       vacc0123 = _mm_macc_epi32(vi19x0123, vk19x0123, vacc0123);
353       vacc4567 = _mm_macc_epi32(vi19x4567, vk19x4567, vacc4567);
354 
355       const __m128i vi20x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i20)));
356       const __m128i vk20x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 160 * sizeof(uint8_t))))), vk_zero_point);
357       const __m128i vi20x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i20 + 4)));
358       const __m128i vk20x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 164 * sizeof(uint8_t))))), vk_zero_point);
359       i20 += 8;
360 
361       vacc0123 = _mm_macc_epi32(vi20x0123, vk20x0123, vacc0123);
362       vacc4567 = _mm_macc_epi32(vi20x4567, vk20x4567, vacc4567);
363 
364       const __m128i vi21x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i21)));
365       const __m128i vk21x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 168 * sizeof(uint8_t))))), vk_zero_point);
366       const __m128i vi21x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i21 + 4)));
367       const __m128i vk21x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 172 * sizeof(uint8_t))))), vk_zero_point);
368       i21 += 8;
369 
370       vacc0123 = _mm_macc_epi32(vi21x0123, vk21x0123, vacc0123);
371       vacc4567 = _mm_macc_epi32(vi21x4567, vk21x4567, vacc4567);
372 
373       const __m128i vi22x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i22)));
374       const __m128i vk22x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 176 * sizeof(uint8_t))))), vk_zero_point);
375       const __m128i vi22x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i22 + 4)));
376       const __m128i vk22x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 180 * sizeof(uint8_t))))), vk_zero_point);
377       i22 += 8;
378 
379       vacc0123 = _mm_macc_epi32(vi22x0123, vk22x0123, vacc0123);
380       vacc4567 = _mm_macc_epi32(vi22x4567, vk22x4567, vacc4567);
381 
382       const __m128i vi23x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i23)));
383       const __m128i vk23x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 184 * sizeof(uint8_t))))), vk_zero_point);
384       const __m128i vi23x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i23 + 4)));
385       const __m128i vk23x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 188 * sizeof(uint8_t))))), vk_zero_point);
386       i23 += 8;
387 
388       vacc0123 = _mm_macc_epi32(vi23x0123, vk23x0123, vacc0123);
389       vacc4567 = _mm_macc_epi32(vi23x4567, vk23x4567, vacc4567);
390 
391       const __m128i vi24x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i24)));
392       const __m128i vk24x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 192 * sizeof(uint8_t))))), vk_zero_point);
393       const __m128i vi24x4567 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i24 + 4)));
394       const __m128i vk24x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) ((uintptr_t) w + 8 * sizeof(int32_t) + 196 * sizeof(uint8_t))))), vk_zero_point);
395       i24 += 8;
396 
397       vacc0123 = _mm_macc_epi32(vi24x0123, vk24x0123, vacc0123);
398       vacc4567 = _mm_macc_epi32(vi24x4567, vk24x4567, vacc4567);
399 
400       w = (const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 200 * sizeof(uint8_t));
401 
402       __m128 vscaled0123 = _mm_cvtepi32_ps(vacc0123);
403       __m128 vscaled4567 = _mm_cvtepi32_ps(vacc4567);
404 
405       const __m128 vscale = _mm_load_ps(params->fp32_sse2.scale);
406       vscaled0123 = _mm_mul_ps(vscaled0123, vscale);
407       vscaled4567 = _mm_mul_ps(vscaled4567, vscale);
408 
409       const __m128 voutput_max_less_zero_point = _mm_load_ps(params->fp32_sse2.output_max_less_zero_point);
410       vscaled0123 = _mm_min_ps(vscaled0123, voutput_max_less_zero_point);
411       vscaled4567 = _mm_min_ps(vscaled4567, voutput_max_less_zero_point);
412 
413       vacc0123 = _mm_cvtps_epi32(vscaled0123);
414       vacc4567 = _mm_cvtps_epi32(vscaled4567);
415 
416       const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.output_zero_point);
417       __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
418 
419       const __m128i voutput_min = _mm_load_si128((const __m128i*) params->fp32_sse2.output_min);
420       __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
421       vout0123456701234567 = _mm_max_epu8(vout0123456701234567, voutput_min);
422 
423       _mm_storel_epi64((__m128i*) output, vout0123456701234567);
424       output += 8;
425     }
426     if XNN_UNLIKELY(c != 0) {
427       const uint8_t* k = (const uint8_t*) ((const int32_t*) w + 8);
428       do {
429         __m128i vacc0123 = _mm_loadu_si128((const __m128i*) w);
430 
431         const __m128i vi0x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i0)));
432         const __m128i vk0x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) k))), vk_zero_point);
433         i0 += 4;
434 
435         vacc0123 = _mm_macc_epi32(vi0x0123, vk0x0123, vacc0123);
436         const __m128i vi1x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i1)));
437         const __m128i vk1x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 8)))), vk_zero_point);
438         i1 += 4;
439 
440         vacc0123 = _mm_macc_epi32(vi1x0123, vk1x0123, vacc0123);
441         const __m128i vi2x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i2)));
442         const __m128i vk2x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 16)))), vk_zero_point);
443         i2 += 4;
444 
445         vacc0123 = _mm_macc_epi32(vi2x0123, vk2x0123, vacc0123);
446         const __m128i vi3x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i3)));
447         const __m128i vk3x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 24)))), vk_zero_point);
448         i3 += 4;
449 
450         vacc0123 = _mm_macc_epi32(vi3x0123, vk3x0123, vacc0123);
451         const __m128i vi4x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i4)));
452         const __m128i vk4x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 32)))), vk_zero_point);
453         i4 += 4;
454 
455         vacc0123 = _mm_macc_epi32(vi4x0123, vk4x0123, vacc0123);
456         const __m128i vi5x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i5)));
457         const __m128i vk5x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 40)))), vk_zero_point);
458         i5 += 4;
459 
460         vacc0123 = _mm_macc_epi32(vi5x0123, vk5x0123, vacc0123);
461         const __m128i vi6x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i6)));
462         const __m128i vk6x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 48)))), vk_zero_point);
463         i6 += 4;
464 
465         vacc0123 = _mm_macc_epi32(vi6x0123, vk6x0123, vacc0123);
466         const __m128i vi7x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i7)));
467         const __m128i vk7x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 56)))), vk_zero_point);
468         i7 += 4;
469 
470         vacc0123 = _mm_macc_epi32(vi7x0123, vk7x0123, vacc0123);
471         const __m128i vi8x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i8)));
472         const __m128i vk8x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 64)))), vk_zero_point);
473         i8 += 4;
474 
475         vacc0123 = _mm_macc_epi32(vi8x0123, vk8x0123, vacc0123);
476         const __m128i vi9x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i9)));
477         const __m128i vk9x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 72)))), vk_zero_point);
478         i9 += 4;
479 
480         vacc0123 = _mm_macc_epi32(vi9x0123, vk9x0123, vacc0123);
481         const __m128i vi10x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i10)));
482         const __m128i vk10x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 80)))), vk_zero_point);
483         i10 += 4;
484 
485         vacc0123 = _mm_macc_epi32(vi10x0123, vk10x0123, vacc0123);
486         const __m128i vi11x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i11)));
487         const __m128i vk11x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 88)))), vk_zero_point);
488         i11 += 4;
489 
490         vacc0123 = _mm_macc_epi32(vi11x0123, vk11x0123, vacc0123);
491         const __m128i vi12x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i12)));
492         const __m128i vk12x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 96)))), vk_zero_point);
493         i12 += 4;
494 
495         vacc0123 = _mm_macc_epi32(vi12x0123, vk12x0123, vacc0123);
496         const __m128i vi13x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i13)));
497         const __m128i vk13x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 104)))), vk_zero_point);
498         i13 += 4;
499 
500         vacc0123 = _mm_macc_epi32(vi13x0123, vk13x0123, vacc0123);
501         const __m128i vi14x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i14)));
502         const __m128i vk14x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 112)))), vk_zero_point);
503         i14 += 4;
504 
505         vacc0123 = _mm_macc_epi32(vi14x0123, vk14x0123, vacc0123);
506         const __m128i vi15x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i15)));
507         const __m128i vk15x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 120)))), vk_zero_point);
508         i15 += 4;
509 
510         vacc0123 = _mm_macc_epi32(vi15x0123, vk15x0123, vacc0123);
511         const __m128i vi16x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i16)));
512         const __m128i vk16x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 128)))), vk_zero_point);
513         i16 += 4;
514 
515         vacc0123 = _mm_macc_epi32(vi16x0123, vk16x0123, vacc0123);
516         const __m128i vi17x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i17)));
517         const __m128i vk17x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 136)))), vk_zero_point);
518         i17 += 4;
519 
520         vacc0123 = _mm_macc_epi32(vi17x0123, vk17x0123, vacc0123);
521         const __m128i vi18x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i18)));
522         const __m128i vk18x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 144)))), vk_zero_point);
523         i18 += 4;
524 
525         vacc0123 = _mm_macc_epi32(vi18x0123, vk18x0123, vacc0123);
526         const __m128i vi19x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i19)));
527         const __m128i vk19x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 152)))), vk_zero_point);
528         i19 += 4;
529 
530         vacc0123 = _mm_macc_epi32(vi19x0123, vk19x0123, vacc0123);
531         const __m128i vi20x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i20)));
532         const __m128i vk20x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 160)))), vk_zero_point);
533         i20 += 4;
534 
535         vacc0123 = _mm_macc_epi32(vi20x0123, vk20x0123, vacc0123);
536         const __m128i vi21x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i21)));
537         const __m128i vk21x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 168)))), vk_zero_point);
538         i21 += 4;
539 
540         vacc0123 = _mm_macc_epi32(vi21x0123, vk21x0123, vacc0123);
541         const __m128i vi22x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i22)));
542         const __m128i vk22x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 176)))), vk_zero_point);
543         i22 += 4;
544 
545         vacc0123 = _mm_macc_epi32(vi22x0123, vk22x0123, vacc0123);
546         const __m128i vi23x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i23)));
547         const __m128i vk23x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 184)))), vk_zero_point);
548         i23 += 4;
549 
550         vacc0123 = _mm_macc_epi32(vi23x0123, vk23x0123, vacc0123);
551         const __m128i vi24x0123 = _mm_cvtepu8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(i24)));
552         const __m128i vk24x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_cvtsi32_si128(*((const int*) (k + 192)))), vk_zero_point);
553         i24 += 4;
554 
555         vacc0123 = _mm_macc_epi32(vi24x0123, vk24x0123, vacc0123);
556 
557         k += 4;
558 
559         __m128 vscaled0123 = _mm_cvtepi32_ps(vacc0123);
560         vscaled0123 = _mm_mul_ps(vscaled0123, _mm_load_ps(params->fp32_sse2.scale));
561         vscaled0123 = _mm_min_ps(vscaled0123, _mm_load_ps(params->fp32_sse2.output_max_less_zero_point));
562         vacc0123 = _mm_cvtps_epi32(vscaled0123);
563 
564         w = (const void*) ((const int32_t*) w + 4);
565 
566         const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.output_zero_point);
567         __m128i vout0123 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc0123), voutput_zero_point);
568 
569         vout0123 = _mm_packus_epi16(vout0123, vout0123);
570         vout0123 = _mm_max_epu8(vout0123, _mm_load_si128((const __m128i*) params->fp32_sse2.output_min));
571 
572         if XNN_LIKELY(c >= 4) {
573           _mm_storeu_si32(output, vout0123);
574           output += 4;
575           c -= 4;
576         } else {
577           if (c & 2) {
578             unaligned_store_u16(output, (uint16_t) _mm_extract_epi16(vout0123, 0));
579             vout0123 = _mm_srli_epi32(vout0123, 16);
580             output += 2;
581           }
582           if (c & 1) {
583             *output = (uint8_t) _mm_extract_epi8(vout0123, 0);
584             output += 1;
585           }
586           c = 0;
587         }
588       } while (c != 0);
589     }
590 
591     output = (uint8_t*) ((uintptr_t) output + output_increment);
592   } while (--output_width != 0);
593 }
594