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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 #include <immintrin.h>
13 
14 #include <xnnpack/dwconv.h>
15 #include <xnnpack/intrinsics-polyfill.h>
16 
17 
xnn_qu8_dwconv_minmax_fp32_ukernel_up8x25__avx_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)])18 void xnn_qu8_dwconv_minmax_fp32_ukernel_up8x25__avx_mul32(
19     size_t channels,
20     size_t output_width,
21     const uint8_t** input,
22     const void* weights,
23     uint8_t* output,
24     size_t input_stride,
25     size_t output_increment,
26     size_t input_offset,
27     const uint8_t* zero,
28     const union xnn_qu8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
29 {
30   assert(channels != 0);
31   assert(output_width != 0);
32 
33   const __m128i vk_zero_point = _mm_cvtepu16_epi32(_mm_loadl_epi64((const __m128i*) params->fp32_sse2.kernel_zero_point));
34   do {
35     const uint8_t* i0 = input[0];
36     assert(i0 != NULL);
37     if XNN_UNPREDICTABLE(i0 != zero) {
38       i0 = (const uint8_t*) ((uintptr_t) i0 + input_offset);
39     }
40     const uint8_t* i1 = input[1];
41     assert(i1 != NULL);
42     if XNN_UNPREDICTABLE(i1 != zero) {
43       i1 = (const uint8_t*) ((uintptr_t) i1 + input_offset);
44     }
45     const uint8_t* i2 = input[2];
46     assert(i2 != NULL);
47     if XNN_UNPREDICTABLE(i2 != zero) {
48       i2 = (const uint8_t*) ((uintptr_t) i2 + input_offset);
49     }
50     const uint8_t* i3 = input[3];
51     assert(i3 != NULL);
52     if XNN_UNPREDICTABLE(i3 != zero) {
53       i3 = (const uint8_t*) ((uintptr_t) i3 + input_offset);
54     }
55     const uint8_t* i4 = input[4];
56     assert(i4 != NULL);
57     if XNN_UNPREDICTABLE(i4 != zero) {
58       i4 = (const uint8_t*) ((uintptr_t) i4 + input_offset);
59     }
60     const uint8_t* i5 = input[5];
61     assert(i5 != NULL);
62     if XNN_UNPREDICTABLE(i5 != zero) {
63       i5 = (const uint8_t*) ((uintptr_t) i5 + input_offset);
64     }
65     const uint8_t* i6 = input[6];
66     assert(i6 != NULL);
67     if XNN_UNPREDICTABLE(i6 != zero) {
68       i6 = (const uint8_t*) ((uintptr_t) i6 + input_offset);
69     }
70     const uint8_t* i7 = input[7];
71     assert(i7 != NULL);
72     if XNN_UNPREDICTABLE(i7 != zero) {
73       i7 = (const uint8_t*) ((uintptr_t) i7 + input_offset);
74     }
75     const uint8_t* i8 = input[8];
76     assert(i8 != NULL);
77     if XNN_UNPREDICTABLE(i8 != zero) {
78       i8 = (const uint8_t*) ((uintptr_t) i8 + input_offset);
79     }
80     const uint8_t* i9 = input[9];
81     assert(i9 != NULL);
82     if XNN_UNPREDICTABLE(i9 != zero) {
83       i9 = (const uint8_t*) ((uintptr_t) i9 + input_offset);
84     }
85     const uint8_t* i10 = input[10];
86     assert(i10 != NULL);
87     if XNN_UNPREDICTABLE(i10 != zero) {
88       i10 = (const uint8_t*) ((uintptr_t) i10 + input_offset);
89     }
90     const uint8_t* i11 = input[11];
91     assert(i11 != NULL);
92     if XNN_UNPREDICTABLE(i11 != zero) {
93       i11 = (const uint8_t*) ((uintptr_t) i11 + input_offset);
94     }
95     const uint8_t* i12 = input[12];
96     assert(i12 != NULL);
97     if XNN_UNPREDICTABLE(i12 != zero) {
98       i12 = (const uint8_t*) ((uintptr_t) i12 + input_offset);
99     }
100     const uint8_t* i13 = input[13];
101     assert(i13 != NULL);
102     if XNN_UNPREDICTABLE(i13 != zero) {
103       i13 = (const uint8_t*) ((uintptr_t) i13 + input_offset);
104     }
105     const uint8_t* i14 = input[14];
106     assert(i14 != NULL);
107     if XNN_UNPREDICTABLE(i14 != zero) {
108       i14 = (const uint8_t*) ((uintptr_t) i14 + input_offset);
109     }
110     const uint8_t* i15 = input[15];
111     assert(i15 != NULL);
112     if XNN_UNPREDICTABLE(i15 != zero) {
113       i15 = (const uint8_t*) ((uintptr_t) i15 + input_offset);
114     }
115     const uint8_t* i16 = input[16];
116     assert(i16 != NULL);
117     if XNN_UNPREDICTABLE(i16 != zero) {
118       i16 = (const uint8_t*) ((uintptr_t) i16 + input_offset);
119     }
120     const uint8_t* i17 = input[17];
121     assert(i17 != NULL);
122     if XNN_UNPREDICTABLE(i17 != zero) {
123       i17 = (const uint8_t*) ((uintptr_t) i17 + input_offset);
124     }
125     const uint8_t* i18 = input[18];
126     assert(i18 != NULL);
127     if XNN_UNPREDICTABLE(i18 != zero) {
128       i18 = (const uint8_t*) ((uintptr_t) i18 + input_offset);
129     }
130     const uint8_t* i19 = input[19];
131     assert(i19 != NULL);
132     if XNN_UNPREDICTABLE(i19 != zero) {
133       i19 = (const uint8_t*) ((uintptr_t) i19 + input_offset);
134     }
135     const uint8_t* i20 = input[20];
136     assert(i20 != NULL);
137     if XNN_UNPREDICTABLE(i20 != zero) {
138       i20 = (const uint8_t*) ((uintptr_t) i20 + input_offset);
139     }
140     const uint8_t* i21 = input[21];
141     assert(i21 != NULL);
142     if XNN_UNPREDICTABLE(i21 != zero) {
143       i21 = (const uint8_t*) ((uintptr_t) i21 + input_offset);
144     }
145     const uint8_t* i22 = input[22];
146     assert(i22 != NULL);
147     if XNN_UNPREDICTABLE(i22 != zero) {
148       i22 = (const uint8_t*) ((uintptr_t) i22 + input_offset);
149     }
150     const uint8_t* i23 = input[23];
151     assert(i23 != NULL);
152     if XNN_UNPREDICTABLE(i23 != zero) {
153       i23 = (const uint8_t*) ((uintptr_t) i23 + input_offset);
154     }
155     const uint8_t* i24 = input[24];
156     assert(i24 != NULL);
157     if XNN_UNPREDICTABLE(i24 != zero) {
158       i24 = (const uint8_t*) ((uintptr_t) i24 + input_offset);
159     }
160     input = (const uint8_t**) ((uintptr_t) input + input_stride);
161 
162     size_t c = channels;
163     const void* w = weights;
164     for (; c >= 8; c -= 8) {
165       __m128i vacc0123 = _mm_loadu_si128((const __m128i*) w);
166       __m128i vacc4567 = _mm_loadu_si128((const __m128i*) ((const int32_t*) w + 4));
167 
168 
169       const __m128i vi0x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i0));
170       const __m128i vk0x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 0 * sizeof(uint8_t)))), vk_zero_point);
171       const __m128i vi0x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i0 + 4));
172       const __m128i vk0x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 4 * sizeof(uint8_t)))), vk_zero_point);
173       i0 += 8;
174 
175       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi0x0123, vk0x0123));
176       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi0x4567, vk0x4567));
177 
178       const __m128i vi1x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i1));
179       const __m128i vk1x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 8 * sizeof(uint8_t)))), vk_zero_point);
180       const __m128i vi1x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i1 + 4));
181       const __m128i vk1x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 12 * sizeof(uint8_t)))), vk_zero_point);
182       i1 += 8;
183 
184       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi1x0123, vk1x0123));
185       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi1x4567, vk1x4567));
186 
187       const __m128i vi2x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i2));
188       const __m128i vk2x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 16 * sizeof(uint8_t)))), vk_zero_point);
189       const __m128i vi2x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i2 + 4));
190       const __m128i vk2x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 20 * sizeof(uint8_t)))), vk_zero_point);
191       i2 += 8;
192 
193       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi2x0123, vk2x0123));
194       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi2x4567, vk2x4567));
195 
196       const __m128i vi3x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i3));
197       const __m128i vk3x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 24 * sizeof(uint8_t)))), vk_zero_point);
198       const __m128i vi3x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i3 + 4));
199       const __m128i vk3x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 28 * sizeof(uint8_t)))), vk_zero_point);
200       i3 += 8;
201 
202       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi3x0123, vk3x0123));
203       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi3x4567, vk3x4567));
204 
205       const __m128i vi4x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i4));
206       const __m128i vk4x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 32 * sizeof(uint8_t)))), vk_zero_point);
207       const __m128i vi4x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i4 + 4));
208       const __m128i vk4x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 36 * sizeof(uint8_t)))), vk_zero_point);
209       i4 += 8;
210 
211       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi4x0123, vk4x0123));
212       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi4x4567, vk4x4567));
213 
214       const __m128i vi5x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i5));
215       const __m128i vk5x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 40 * sizeof(uint8_t)))), vk_zero_point);
216       const __m128i vi5x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i5 + 4));
217       const __m128i vk5x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 44 * sizeof(uint8_t)))), vk_zero_point);
218       i5 += 8;
219 
220       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi5x0123, vk5x0123));
221       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi5x4567, vk5x4567));
222 
223       const __m128i vi6x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i6));
224       const __m128i vk6x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 48 * sizeof(uint8_t)))), vk_zero_point);
225       const __m128i vi6x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i6 + 4));
226       const __m128i vk6x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 52 * sizeof(uint8_t)))), vk_zero_point);
227       i6 += 8;
228 
229       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi6x0123, vk6x0123));
230       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi6x4567, vk6x4567));
231 
232       const __m128i vi7x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i7));
233       const __m128i vk7x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 56 * sizeof(uint8_t)))), vk_zero_point);
234       const __m128i vi7x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i7 + 4));
235       const __m128i vk7x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 60 * sizeof(uint8_t)))), vk_zero_point);
236       i7 += 8;
237 
238       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi7x0123, vk7x0123));
239       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi7x4567, vk7x4567));
240 
241       const __m128i vi8x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i8));
242       const __m128i vk8x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 64 * sizeof(uint8_t)))), vk_zero_point);
243       const __m128i vi8x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i8 + 4));
244       const __m128i vk8x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 68 * sizeof(uint8_t)))), vk_zero_point);
245       i8 += 8;
246 
247       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi8x0123, vk8x0123));
248       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi8x4567, vk8x4567));
249 
250       const __m128i vi9x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i9));
251       const __m128i vk9x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 72 * sizeof(uint8_t)))), vk_zero_point);
252       const __m128i vi9x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i9 + 4));
253       const __m128i vk9x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 76 * sizeof(uint8_t)))), vk_zero_point);
254       i9 += 8;
255 
256       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi9x0123, vk9x0123));
257       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi9x4567, vk9x4567));
258 
259       const __m128i vi10x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i10));
260       const __m128i vk10x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 80 * sizeof(uint8_t)))), vk_zero_point);
261       const __m128i vi10x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i10 + 4));
262       const __m128i vk10x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 84 * sizeof(uint8_t)))), vk_zero_point);
263       i10 += 8;
264 
265       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi10x0123, vk10x0123));
266       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi10x4567, vk10x4567));
267 
268       const __m128i vi11x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i11));
269       const __m128i vk11x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 88 * sizeof(uint8_t)))), vk_zero_point);
270       const __m128i vi11x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i11 + 4));
271       const __m128i vk11x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 92 * sizeof(uint8_t)))), vk_zero_point);
272       i11 += 8;
273 
274       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi11x0123, vk11x0123));
275       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi11x4567, vk11x4567));
276 
277       const __m128i vi12x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i12));
278       const __m128i vk12x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 96 * sizeof(uint8_t)))), vk_zero_point);
279       const __m128i vi12x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i12 + 4));
280       const __m128i vk12x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 100 * sizeof(uint8_t)))), vk_zero_point);
281       i12 += 8;
282 
283       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi12x0123, vk12x0123));
284       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi12x4567, vk12x4567));
285 
286       const __m128i vi13x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i13));
287       const __m128i vk13x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 104 * sizeof(uint8_t)))), vk_zero_point);
288       const __m128i vi13x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i13 + 4));
289       const __m128i vk13x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 108 * sizeof(uint8_t)))), vk_zero_point);
290       i13 += 8;
291 
292       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi13x0123, vk13x0123));
293       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi13x4567, vk13x4567));
294 
295       const __m128i vi14x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i14));
296       const __m128i vk14x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 112 * sizeof(uint8_t)))), vk_zero_point);
297       const __m128i vi14x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i14 + 4));
298       const __m128i vk14x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 116 * sizeof(uint8_t)))), vk_zero_point);
299       i14 += 8;
300 
301       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi14x0123, vk14x0123));
302       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi14x4567, vk14x4567));
303 
304       const __m128i vi15x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i15));
305       const __m128i vk15x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 120 * sizeof(uint8_t)))), vk_zero_point);
306       const __m128i vi15x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i15 + 4));
307       const __m128i vk15x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 124 * sizeof(uint8_t)))), vk_zero_point);
308       i15 += 8;
309 
310       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi15x0123, vk15x0123));
311       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi15x4567, vk15x4567));
312 
313       const __m128i vi16x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i16));
314       const __m128i vk16x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 128 * sizeof(uint8_t)))), vk_zero_point);
315       const __m128i vi16x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i16 + 4));
316       const __m128i vk16x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 132 * sizeof(uint8_t)))), vk_zero_point);
317       i16 += 8;
318 
319       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi16x0123, vk16x0123));
320       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi16x4567, vk16x4567));
321 
322       const __m128i vi17x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i17));
323       const __m128i vk17x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 136 * sizeof(uint8_t)))), vk_zero_point);
324       const __m128i vi17x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i17 + 4));
325       const __m128i vk17x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 140 * sizeof(uint8_t)))), vk_zero_point);
326       i17 += 8;
327 
328       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi17x0123, vk17x0123));
329       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi17x4567, vk17x4567));
330 
331       const __m128i vi18x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i18));
332       const __m128i vk18x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 144 * sizeof(uint8_t)))), vk_zero_point);
333       const __m128i vi18x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i18 + 4));
334       const __m128i vk18x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 148 * sizeof(uint8_t)))), vk_zero_point);
335       i18 += 8;
336 
337       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi18x0123, vk18x0123));
338       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi18x4567, vk18x4567));
339 
340       const __m128i vi19x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i19));
341       const __m128i vk19x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 152 * sizeof(uint8_t)))), vk_zero_point);
342       const __m128i vi19x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i19 + 4));
343       const __m128i vk19x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 156 * sizeof(uint8_t)))), vk_zero_point);
344       i19 += 8;
345 
346       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi19x0123, vk19x0123));
347       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi19x4567, vk19x4567));
348 
349       const __m128i vi20x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i20));
350       const __m128i vk20x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 160 * sizeof(uint8_t)))), vk_zero_point);
351       const __m128i vi20x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i20 + 4));
352       const __m128i vk20x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 164 * sizeof(uint8_t)))), vk_zero_point);
353       i20 += 8;
354 
355       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi20x0123, vk20x0123));
356       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi20x4567, vk20x4567));
357 
358       const __m128i vi21x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i21));
359       const __m128i vk21x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 168 * sizeof(uint8_t)))), vk_zero_point);
360       const __m128i vi21x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i21 + 4));
361       const __m128i vk21x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 172 * sizeof(uint8_t)))), vk_zero_point);
362       i21 += 8;
363 
364       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi21x0123, vk21x0123));
365       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi21x4567, vk21x4567));
366 
367       const __m128i vi22x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i22));
368       const __m128i vk22x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 176 * sizeof(uint8_t)))), vk_zero_point);
369       const __m128i vi22x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i22 + 4));
370       const __m128i vk22x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 180 * sizeof(uint8_t)))), vk_zero_point);
371       i22 += 8;
372 
373       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi22x0123, vk22x0123));
374       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi22x4567, vk22x4567));
375 
376       const __m128i vi23x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i23));
377       const __m128i vk23x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 184 * sizeof(uint8_t)))), vk_zero_point);
378       const __m128i vi23x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i23 + 4));
379       const __m128i vk23x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 188 * sizeof(uint8_t)))), vk_zero_point);
380       i23 += 8;
381 
382       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi23x0123, vk23x0123));
383       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi23x4567, vk23x4567));
384 
385       const __m128i vi24x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i24));
386       const __m128i vk24x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 192 * sizeof(uint8_t)))), vk_zero_point);
387       const __m128i vi24x4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(i24 + 4));
388       const __m128i vk24x4567 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 196 * sizeof(uint8_t)))), vk_zero_point);
389       i24 += 8;
390 
391       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi24x0123, vk24x0123));
392       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vi24x4567, vk24x4567));
393 
394       w = (const void*) ((uintptr_t) w + 8 * sizeof(int32_t) + 200 * sizeof(uint8_t));
395 
396       __m128 vscaled0123 = _mm_cvtepi32_ps(vacc0123);
397       __m128 vscaled4567 = _mm_cvtepi32_ps(vacc4567);
398 
399       const __m128 vscale = _mm_load_ps(params->fp32_sse2.scale);
400       vscaled0123 = _mm_mul_ps(vscaled0123, vscale);
401       vscaled4567 = _mm_mul_ps(vscaled4567, vscale);
402 
403       const __m128 voutput_max_less_zero_point = _mm_load_ps(params->fp32_sse2.output_max_less_zero_point);
404       vscaled0123 = _mm_min_ps(vscaled0123, voutput_max_less_zero_point);
405       vscaled4567 = _mm_min_ps(vscaled4567, voutput_max_less_zero_point);
406 
407       vacc0123 = _mm_cvtps_epi32(vscaled0123);
408       vacc4567 = _mm_cvtps_epi32(vscaled4567);
409 
410       const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.output_zero_point);
411       __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
412 
413       const __m128i voutput_min = _mm_load_si128((const __m128i*) params->fp32_sse2.output_min);
414       __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
415       vout0123456701234567 = _mm_max_epu8(vout0123456701234567, voutput_min);
416 
417       _mm_storel_epi64((__m128i*) output, vout0123456701234567);
418       output += 8;
419     }
420     if XNN_UNLIKELY(c != 0) {
421       const uint8_t* k = (const uint8_t*) ((const int32_t*) w + 8);
422       do {
423         __m128i vacc0123 = _mm_loadu_si128((const __m128i*) w);
424 
425         const __m128i vi0x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i0));
426         const __m128i vk0x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32(k)), vk_zero_point);
427         i0 += 4;
428 
429         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi0x0123, vk0x0123));
430         const __m128i vi1x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i1));
431         const __m128i vk1x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 8))), vk_zero_point);
432         i1 += 4;
433 
434         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi1x0123, vk1x0123));
435         const __m128i vi2x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i2));
436         const __m128i vk2x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 16))), vk_zero_point);
437         i2 += 4;
438 
439         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi2x0123, vk2x0123));
440         const __m128i vi3x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i3));
441         const __m128i vk3x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 24))), vk_zero_point);
442         i3 += 4;
443 
444         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi3x0123, vk3x0123));
445         const __m128i vi4x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i4));
446         const __m128i vk4x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 32))), vk_zero_point);
447         i4 += 4;
448 
449         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi4x0123, vk4x0123));
450         const __m128i vi5x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i5));
451         const __m128i vk5x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 40))), vk_zero_point);
452         i5 += 4;
453 
454         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi5x0123, vk5x0123));
455         const __m128i vi6x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i6));
456         const __m128i vk6x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 48))), vk_zero_point);
457         i6 += 4;
458 
459         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi6x0123, vk6x0123));
460         const __m128i vi7x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i7));
461         const __m128i vk7x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 56))), vk_zero_point);
462         i7 += 4;
463 
464         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi7x0123, vk7x0123));
465         const __m128i vi8x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i8));
466         const __m128i vk8x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 64))), vk_zero_point);
467         i8 += 4;
468 
469         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi8x0123, vk8x0123));
470         const __m128i vi9x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i9));
471         const __m128i vk9x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 72))), vk_zero_point);
472         i9 += 4;
473 
474         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi9x0123, vk9x0123));
475         const __m128i vi10x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i10));
476         const __m128i vk10x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 80))), vk_zero_point);
477         i10 += 4;
478 
479         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi10x0123, vk10x0123));
480         const __m128i vi11x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i11));
481         const __m128i vk11x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 88))), vk_zero_point);
482         i11 += 4;
483 
484         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi11x0123, vk11x0123));
485         const __m128i vi12x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i12));
486         const __m128i vk12x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 96))), vk_zero_point);
487         i12 += 4;
488 
489         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi12x0123, vk12x0123));
490         const __m128i vi13x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i13));
491         const __m128i vk13x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 104))), vk_zero_point);
492         i13 += 4;
493 
494         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi13x0123, vk13x0123));
495         const __m128i vi14x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i14));
496         const __m128i vk14x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 112))), vk_zero_point);
497         i14 += 4;
498 
499         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi14x0123, vk14x0123));
500         const __m128i vi15x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i15));
501         const __m128i vk15x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 120))), vk_zero_point);
502         i15 += 4;
503 
504         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi15x0123, vk15x0123));
505         const __m128i vi16x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i16));
506         const __m128i vk16x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 128))), vk_zero_point);
507         i16 += 4;
508 
509         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi16x0123, vk16x0123));
510         const __m128i vi17x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i17));
511         const __m128i vk17x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 136))), vk_zero_point);
512         i17 += 4;
513 
514         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi17x0123, vk17x0123));
515         const __m128i vi18x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i18));
516         const __m128i vk18x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 144))), vk_zero_point);
517         i18 += 4;
518 
519         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi18x0123, vk18x0123));
520         const __m128i vi19x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i19));
521         const __m128i vk19x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 152))), vk_zero_point);
522         i19 += 4;
523 
524         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi19x0123, vk19x0123));
525         const __m128i vi20x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i20));
526         const __m128i vk20x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 160))), vk_zero_point);
527         i20 += 4;
528 
529         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi20x0123, vk20x0123));
530         const __m128i vi21x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i21));
531         const __m128i vk21x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 168))), vk_zero_point);
532         i21 += 4;
533 
534         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi21x0123, vk21x0123));
535         const __m128i vi22x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i22));
536         const __m128i vk22x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 176))), vk_zero_point);
537         i22 += 4;
538 
539         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi22x0123, vk22x0123));
540         const __m128i vi23x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i23));
541         const __m128i vk23x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 184))), vk_zero_point);
542         i23 += 4;
543 
544         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi23x0123, vk23x0123));
545         const __m128i vi24x0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(i24));
546         const __m128i vk24x0123 = _mm_sub_epi32(_mm_cvtepu8_epi32(_mm_loadu_si32((const void*) (k + 192))), vk_zero_point);
547         i24 += 4;
548 
549         vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vi24x0123, vk24x0123));
550 
551         k += 4;
552 
553         __m128 vscaled0123 = _mm_cvtepi32_ps(vacc0123);
554         vscaled0123 = _mm_mul_ps(vscaled0123, _mm_load_ps(params->fp32_sse2.scale));
555         vscaled0123 = _mm_min_ps(vscaled0123, _mm_load_ps(params->fp32_sse2.output_max_less_zero_point));
556         vacc0123 = _mm_cvtps_epi32(vscaled0123);
557 
558         w = (const void*) ((const int32_t*) w + 4);
559 
560         const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.output_zero_point);
561         __m128i vout0123 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc0123), voutput_zero_point);
562 
563         vout0123 = _mm_packus_epi16(vout0123, vout0123);
564         vout0123 = _mm_max_epu8(vout0123, _mm_load_si128((const __m128i*) params->fp32_sse2.output_min));
565 
566         if XNN_LIKELY(c >= 4) {
567           _mm_storeu_si32(output, vout0123);
568           output += 4;
569           c -= 4;
570         } else {
571           if (c & 2) {
572             *((uint16_t*) output) = (uint16_t) _mm_extract_epi16(vout0123, 0);
573             vout0123 = _mm_srli_epi32(vout0123, 16);
574             output += 2;
575           }
576           if (c & 1) {
577             *output = (uint8_t) _mm_extract_epi8(vout0123, 0);
578             output += 1;
579           }
580           c = 0;
581         }
582       } while (c != 0);
583     }
584 
585     output = (uint8_t*) ((uintptr_t) output + output_increment);
586   } while (--output_width != 0);
587 }
588