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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 #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 
22 
xnn_qs8_dwconv_minmax_fp32_ukernel_up16x9__xop_mul32(size_t channels,size_t output_width,const int8_t ** input,const void * weights,int8_t * output,size_t input_stride,size_t output_increment,size_t input_offset,const int8_t * zero,const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])23 void xnn_qs8_dwconv_minmax_fp32_ukernel_up16x9__xop_mul32(
24     size_t channels,
25     size_t output_width,
26     const int8_t** input,
27     const void* weights,
28     int8_t* output,
29     size_t input_stride,
30     size_t output_increment,
31     size_t input_offset,
32     const int8_t* zero,
33     const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
34 {
35   assert(channels != 0);
36   assert(output_width != 0);
37 
38   do {
39     const int8_t* i0 = input[0];
40     assert(i0 != NULL);
41     if XNN_UNPREDICTABLE(i0 != zero) {
42       i0 = (const int8_t*) ((uintptr_t) i0 + input_offset);
43     }
44     const int8_t* i1 = input[1];
45     assert(i1 != NULL);
46     if XNN_UNPREDICTABLE(i1 != zero) {
47       i1 = (const int8_t*) ((uintptr_t) i1 + input_offset);
48     }
49     const int8_t* i2 = input[2];
50     assert(i2 != NULL);
51     if XNN_UNPREDICTABLE(i2 != zero) {
52       i2 = (const int8_t*) ((uintptr_t) i2 + input_offset);
53     }
54     const int8_t* i3 = input[3];
55     assert(i3 != NULL);
56     if XNN_UNPREDICTABLE(i3 != zero) {
57       i3 = (const int8_t*) ((uintptr_t) i3 + input_offset);
58     }
59     const int8_t* i4 = input[4];
60     assert(i4 != NULL);
61     if XNN_UNPREDICTABLE(i4 != zero) {
62       i4 = (const int8_t*) ((uintptr_t) i4 + input_offset);
63     }
64     const int8_t* i5 = input[5];
65     assert(i5 != NULL);
66     if XNN_UNPREDICTABLE(i5 != zero) {
67       i5 = (const int8_t*) ((uintptr_t) i5 + input_offset);
68     }
69     const int8_t* i6 = input[6];
70     assert(i6 != NULL);
71     if XNN_UNPREDICTABLE(i6 != zero) {
72       i6 = (const int8_t*) ((uintptr_t) i6 + input_offset);
73     }
74     const int8_t* i7 = input[7];
75     assert(i7 != NULL);
76     if XNN_UNPREDICTABLE(i7 != zero) {
77       i7 = (const int8_t*) ((uintptr_t) i7 + input_offset);
78     }
79     const int8_t* i8 = input[8];
80     assert(i8 != NULL);
81     if XNN_UNPREDICTABLE(i8 != zero) {
82       i8 = (const int8_t*) ((uintptr_t) i8 + input_offset);
83     }
84     input = (const int8_t**) ((uintptr_t) input + input_stride);
85 
86     size_t c = channels;
87     const void* w = weights;
88     for (; c >= 16; c -= 16) {
89       __m128i vacc0123 = _mm_loadu_si128((const __m128i*) w);
90       __m128i vacc4567 = _mm_loadu_si128((const __m128i*) ((const int32_t*) w + 4));
91       __m128i vacc89AB = _mm_loadu_si128((const __m128i*) ((const int32_t*) w + 8));
92       __m128i vaccCDEF = _mm_loadu_si128((const __m128i*) ((const int32_t*) w + 12));
93 
94 
95       const __m128i vi0x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i0));
96       const __m128i vk0x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 0 * sizeof(int8_t))));
97       const __m128i vi0x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32(i0 + 4));
98       const __m128i vk0x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 4 * sizeof(int8_t))));
99       const __m128i vi0x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32(i0 + 8));
100       const __m128i vk0x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 8 * sizeof(int8_t))));
101       const __m128i vi0xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32(i0 + 12));
102       const __m128i vk0xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 12 * sizeof(int8_t))));
103       i0 += 16;
104 
105       vacc0123 = _mm_macc_epi32(vi0x0123, vk0x0123, vacc0123);
106       vacc4567 = _mm_macc_epi32(vi0x4567, vk0x4567, vacc4567);
107       vacc89AB = _mm_macc_epi32(vi0x89AB, vk0x89AB, vacc89AB);
108       vaccCDEF = _mm_macc_epi32(vi0xCDEF, vk0xCDEF, vaccCDEF);
109 
110       const __m128i vi1x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i1));
111       const __m128i vk1x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 16 * sizeof(int8_t))));
112       const __m128i vi1x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32(i1 + 4));
113       const __m128i vk1x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 20 * sizeof(int8_t))));
114       const __m128i vi1x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32(i1 + 8));
115       const __m128i vk1x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 24 * sizeof(int8_t))));
116       const __m128i vi1xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32(i1 + 12));
117       const __m128i vk1xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 28 * sizeof(int8_t))));
118       i1 += 16;
119 
120       vacc0123 = _mm_macc_epi32(vi1x0123, vk1x0123, vacc0123);
121       vacc4567 = _mm_macc_epi32(vi1x4567, vk1x4567, vacc4567);
122       vacc89AB = _mm_macc_epi32(vi1x89AB, vk1x89AB, vacc89AB);
123       vaccCDEF = _mm_macc_epi32(vi1xCDEF, vk1xCDEF, vaccCDEF);
124 
125       const __m128i vi2x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i2));
126       const __m128i vk2x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 32 * sizeof(int8_t))));
127       const __m128i vi2x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32(i2 + 4));
128       const __m128i vk2x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 36 * sizeof(int8_t))));
129       const __m128i vi2x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32(i2 + 8));
130       const __m128i vk2x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 40 * sizeof(int8_t))));
131       const __m128i vi2xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32(i2 + 12));
132       const __m128i vk2xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 44 * sizeof(int8_t))));
133       i2 += 16;
134 
135       vacc0123 = _mm_macc_epi32(vi2x0123, vk2x0123, vacc0123);
136       vacc4567 = _mm_macc_epi32(vi2x4567, vk2x4567, vacc4567);
137       vacc89AB = _mm_macc_epi32(vi2x89AB, vk2x89AB, vacc89AB);
138       vaccCDEF = _mm_macc_epi32(vi2xCDEF, vk2xCDEF, vaccCDEF);
139 
140       const __m128i vi3x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i3));
141       const __m128i vk3x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 48 * sizeof(int8_t))));
142       const __m128i vi3x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32(i3 + 4));
143       const __m128i vk3x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 52 * sizeof(int8_t))));
144       const __m128i vi3x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32(i3 + 8));
145       const __m128i vk3x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 56 * sizeof(int8_t))));
146       const __m128i vi3xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32(i3 + 12));
147       const __m128i vk3xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 60 * sizeof(int8_t))));
148       i3 += 16;
149 
150       vacc0123 = _mm_macc_epi32(vi3x0123, vk3x0123, vacc0123);
151       vacc4567 = _mm_macc_epi32(vi3x4567, vk3x4567, vacc4567);
152       vacc89AB = _mm_macc_epi32(vi3x89AB, vk3x89AB, vacc89AB);
153       vaccCDEF = _mm_macc_epi32(vi3xCDEF, vk3xCDEF, vaccCDEF);
154 
155       const __m128i vi4x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i4));
156       const __m128i vk4x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 64 * sizeof(int8_t))));
157       const __m128i vi4x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32(i4 + 4));
158       const __m128i vk4x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 68 * sizeof(int8_t))));
159       const __m128i vi4x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32(i4 + 8));
160       const __m128i vk4x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 72 * sizeof(int8_t))));
161       const __m128i vi4xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32(i4 + 12));
162       const __m128i vk4xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 76 * sizeof(int8_t))));
163       i4 += 16;
164 
165       vacc0123 = _mm_macc_epi32(vi4x0123, vk4x0123, vacc0123);
166       vacc4567 = _mm_macc_epi32(vi4x4567, vk4x4567, vacc4567);
167       vacc89AB = _mm_macc_epi32(vi4x89AB, vk4x89AB, vacc89AB);
168       vaccCDEF = _mm_macc_epi32(vi4xCDEF, vk4xCDEF, vaccCDEF);
169 
170       const __m128i vi5x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i5));
171       const __m128i vk5x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 80 * sizeof(int8_t))));
172       const __m128i vi5x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32(i5 + 4));
173       const __m128i vk5x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 84 * sizeof(int8_t))));
174       const __m128i vi5x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32(i5 + 8));
175       const __m128i vk5x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 88 * sizeof(int8_t))));
176       const __m128i vi5xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32(i5 + 12));
177       const __m128i vk5xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 92 * sizeof(int8_t))));
178       i5 += 16;
179 
180       vacc0123 = _mm_macc_epi32(vi5x0123, vk5x0123, vacc0123);
181       vacc4567 = _mm_macc_epi32(vi5x4567, vk5x4567, vacc4567);
182       vacc89AB = _mm_macc_epi32(vi5x89AB, vk5x89AB, vacc89AB);
183       vaccCDEF = _mm_macc_epi32(vi5xCDEF, vk5xCDEF, vaccCDEF);
184 
185       const __m128i vi6x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i6));
186       const __m128i vk6x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 96 * sizeof(int8_t))));
187       const __m128i vi6x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32(i6 + 4));
188       const __m128i vk6x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 100 * sizeof(int8_t))));
189       const __m128i vi6x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32(i6 + 8));
190       const __m128i vk6x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 104 * sizeof(int8_t))));
191       const __m128i vi6xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32(i6 + 12));
192       const __m128i vk6xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 108 * sizeof(int8_t))));
193       i6 += 16;
194 
195       vacc0123 = _mm_macc_epi32(vi6x0123, vk6x0123, vacc0123);
196       vacc4567 = _mm_macc_epi32(vi6x4567, vk6x4567, vacc4567);
197       vacc89AB = _mm_macc_epi32(vi6x89AB, vk6x89AB, vacc89AB);
198       vaccCDEF = _mm_macc_epi32(vi6xCDEF, vk6xCDEF, vaccCDEF);
199 
200       const __m128i vi7x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i7));
201       const __m128i vk7x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 112 * sizeof(int8_t))));
202       const __m128i vi7x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32(i7 + 4));
203       const __m128i vk7x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 116 * sizeof(int8_t))));
204       const __m128i vi7x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32(i7 + 8));
205       const __m128i vk7x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 120 * sizeof(int8_t))));
206       const __m128i vi7xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32(i7 + 12));
207       const __m128i vk7xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 124 * sizeof(int8_t))));
208       i7 += 16;
209 
210       vacc0123 = _mm_macc_epi32(vi7x0123, vk7x0123, vacc0123);
211       vacc4567 = _mm_macc_epi32(vi7x4567, vk7x4567, vacc4567);
212       vacc89AB = _mm_macc_epi32(vi7x89AB, vk7x89AB, vacc89AB);
213       vaccCDEF = _mm_macc_epi32(vi7xCDEF, vk7xCDEF, vaccCDEF);
214 
215       const __m128i vi8x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i8));
216       const __m128i vk8x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 128 * sizeof(int8_t))));
217       const __m128i vi8x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32(i8 + 4));
218       const __m128i vk8x4567 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 132 * sizeof(int8_t))));
219       const __m128i vi8x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32(i8 + 8));
220       const __m128i vk8x89AB = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 136 * sizeof(int8_t))));
221       const __m128i vi8xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32(i8 + 12));
222       const __m128i vk8xCDEF = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 140 * sizeof(int8_t))));
223       i8 += 16;
224 
225       vacc0123 = _mm_macc_epi32(vi8x0123, vk8x0123, vacc0123);
226       vacc4567 = _mm_macc_epi32(vi8x4567, vk8x4567, vacc4567);
227       vacc89AB = _mm_macc_epi32(vi8x89AB, vk8x89AB, vacc89AB);
228       vaccCDEF = _mm_macc_epi32(vi8xCDEF, vk8xCDEF, vaccCDEF);
229 
230       w = (const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 144 * sizeof(int8_t));
231 
232       __m128 vscaled0123 = _mm_cvtepi32_ps(vacc0123);
233       __m128 vscaled4567 = _mm_cvtepi32_ps(vacc4567);
234       __m128 vscaled89AB = _mm_cvtepi32_ps(vacc89AB);
235       __m128 vscaledCDEF = _mm_cvtepi32_ps(vaccCDEF);
236 
237       const __m128 vscale = _mm_load_ps(params->fp32_sse4.scale);
238       vscaled0123 = _mm_mul_ps(vscaled0123, vscale);
239       vscaled4567 = _mm_mul_ps(vscaled4567, vscale);
240       vscaled89AB = _mm_mul_ps(vscaled89AB, vscale);
241       vscaledCDEF = _mm_mul_ps(vscaledCDEF, vscale);
242 
243       const __m128 voutput_max_less_zero_point = _mm_load_ps(params->fp32_sse4.output_max_less_zero_point);
244       vscaled0123 = _mm_min_ps(vscaled0123, voutput_max_less_zero_point);
245       vscaled4567 = _mm_min_ps(vscaled4567, voutput_max_less_zero_point);
246       vscaled89AB = _mm_min_ps(vscaled89AB, voutput_max_less_zero_point);
247       vscaledCDEF = _mm_min_ps(vscaledCDEF, voutput_max_less_zero_point);
248 
249       vacc0123 = _mm_cvtps_epi32(vscaled0123);
250       vacc4567 = _mm_cvtps_epi32(vscaled4567);
251       vacc89AB = _mm_cvtps_epi32(vscaled89AB);
252       vaccCDEF = _mm_cvtps_epi32(vscaledCDEF);
253 
254       const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse4.output_zero_point);
255       __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
256       __m128i vout89ABCDEF = _mm_adds_epi16(_mm_packs_epi32(vacc89AB, vaccCDEF), voutput_zero_point);
257 
258       const __m128i voutput_min = _mm_load_si128((const __m128i*) params->fp32_sse4.output_min);
259       __m128i vout0123456789ABCDEF = _mm_packs_epi16(vout01234567, vout89ABCDEF);
260       vout0123456789ABCDEF = _mm_max_epi8(vout0123456789ABCDEF, voutput_min);
261 
262       _mm_storeu_si128((__m128i*) output, vout0123456789ABCDEF);
263       output += 16;
264     }
265     if XNN_UNLIKELY(c != 0) {
266       const int8_t* k = (const int8_t*) ((const int32_t*) w + 16);
267       do {
268         __m128i vacc0123 = _mm_loadu_si128((const __m128i*) w);
269 
270         const __m128i vi0x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i0));
271         const __m128i vk0x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(k));
272         i0 += 4;
273 
274         vacc0123 = _mm_macc_epi32(vi0x0123, vk0x0123, vacc0123);
275         const __m128i vi1x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i1));
276         const __m128i vk1x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) (k + 16)));
277         i1 += 4;
278 
279         vacc0123 = _mm_macc_epi32(vi1x0123, vk1x0123, vacc0123);
280         const __m128i vi2x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i2));
281         const __m128i vk2x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) (k + 32)));
282         i2 += 4;
283 
284         vacc0123 = _mm_macc_epi32(vi2x0123, vk2x0123, vacc0123);
285         const __m128i vi3x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i3));
286         const __m128i vk3x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) (k + 48)));
287         i3 += 4;
288 
289         vacc0123 = _mm_macc_epi32(vi3x0123, vk3x0123, vacc0123);
290         const __m128i vi4x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i4));
291         const __m128i vk4x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) (k + 64)));
292         i4 += 4;
293 
294         vacc0123 = _mm_macc_epi32(vi4x0123, vk4x0123, vacc0123);
295         const __m128i vi5x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i5));
296         const __m128i vk5x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) (k + 80)));
297         i5 += 4;
298 
299         vacc0123 = _mm_macc_epi32(vi5x0123, vk5x0123, vacc0123);
300         const __m128i vi6x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i6));
301         const __m128i vk6x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) (k + 96)));
302         i6 += 4;
303 
304         vacc0123 = _mm_macc_epi32(vi6x0123, vk6x0123, vacc0123);
305         const __m128i vi7x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i7));
306         const __m128i vk7x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) (k + 112)));
307         i7 += 4;
308 
309         vacc0123 = _mm_macc_epi32(vi7x0123, vk7x0123, vacc0123);
310         const __m128i vi8x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32(i8));
311         const __m128i vk8x0123 = _mm_cvtepi8_epi32(_mm_loadu_si32((const void*) (k + 128)));
312         i8 += 4;
313 
314         vacc0123 = _mm_macc_epi32(vi8x0123, vk8x0123, vacc0123);
315 
316         k += 4;
317 
318         __m128 vscaled0123 = _mm_cvtepi32_ps(vacc0123);
319         vscaled0123 = _mm_mul_ps(vscaled0123, _mm_load_ps(params->fp32_sse4.scale));
320         vscaled0123 = _mm_min_ps(vscaled0123, _mm_load_ps(params->fp32_sse4.output_max_less_zero_point));
321         vacc0123 = _mm_cvtps_epi32(vscaled0123);
322 
323         w = (const void*) ((const int32_t*) w + 4);
324 
325         const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse4.output_zero_point);
326         __m128i vout0123 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc0123), voutput_zero_point);
327 
328         vout0123 = _mm_packs_epi16(vout0123, vout0123);
329         vout0123 = _mm_max_epi8(vout0123, _mm_load_si128((const __m128i*) params->fp32_sse4.output_min));
330 
331         if XNN_LIKELY(c >= 4) {
332           _mm_storeu_si32(output, vout0123);
333           output += 4;
334           c -= 4;
335         } else {
336           if (c & 2) {
337             *((uint16_t*) output) = (uint16_t) _mm_extract_epi16(vout0123, 0);
338             vout0123 = _mm_srli_epi32(vout0123, 16);
339             output += 2;
340           }
341           if (c & 1) {
342             *output = (int8_t) _mm_extract_epi8(vout0123, 0);
343             output += 1;
344           }
345           c = 0;
346         }
347       } while (c != 0);
348     }
349 
350     output = (int8_t*) ((uintptr_t) output + output_increment);
351   } while (--output_width != 0);
352 }
353