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1 // Auto-generated file. Do not edit!
2 //   Template: src/qs8-dwconv/unipass-sse-mul16.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 <emmintrin.h>
13 
14 #include <xnnpack/dwconv.h>
15 
16 
xnn_qu8_dwconv_minmax_fp32_ukernel_up16x9__sse2_mul16(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)])17 void xnn_qu8_dwconv_minmax_fp32_ukernel_up16x9__sse2_mul16(
18     size_t channels,
19     size_t output_width,
20     const uint8_t** input,
21     const void* weights,
22     uint8_t* output,
23     size_t input_stride,
24     size_t output_increment,
25     size_t input_offset,
26     const uint8_t* zero,
27     const union xnn_qu8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
28 {
29   assert(channels != 0);
30   assert(output_width != 0);
31 
32   do {
33     const uint8_t* i0 = input[0];
34     assert(i0 != NULL);
35     if XNN_UNPREDICTABLE(i0 != zero) {
36       i0 = (const uint8_t*) ((uintptr_t) i0 + input_offset);
37     }
38     const uint8_t* i1 = input[1];
39     assert(i1 != NULL);
40     if XNN_UNPREDICTABLE(i1 != zero) {
41       i1 = (const uint8_t*) ((uintptr_t) i1 + input_offset);
42     }
43     const uint8_t* i2 = input[2];
44     assert(i2 != NULL);
45     if XNN_UNPREDICTABLE(i2 != zero) {
46       i2 = (const uint8_t*) ((uintptr_t) i2 + input_offset);
47     }
48     const uint8_t* i3 = input[3];
49     assert(i3 != NULL);
50     if XNN_UNPREDICTABLE(i3 != zero) {
51       i3 = (const uint8_t*) ((uintptr_t) i3 + input_offset);
52     }
53     const uint8_t* i4 = input[4];
54     assert(i4 != NULL);
55     if XNN_UNPREDICTABLE(i4 != zero) {
56       i4 = (const uint8_t*) ((uintptr_t) i4 + input_offset);
57     }
58     const uint8_t* i5 = input[5];
59     assert(i5 != NULL);
60     if XNN_UNPREDICTABLE(i5 != zero) {
61       i5 = (const uint8_t*) ((uintptr_t) i5 + input_offset);
62     }
63     const uint8_t* i6 = input[6];
64     assert(i6 != NULL);
65     if XNN_UNPREDICTABLE(i6 != zero) {
66       i6 = (const uint8_t*) ((uintptr_t) i6 + input_offset);
67     }
68     const uint8_t* i7 = input[7];
69     assert(i7 != NULL);
70     if XNN_UNPREDICTABLE(i7 != zero) {
71       i7 = (const uint8_t*) ((uintptr_t) i7 + input_offset);
72     }
73     const uint8_t* i8 = input[8];
74     assert(i8 != NULL);
75     if XNN_UNPREDICTABLE(i8 != zero) {
76       i8 = (const uint8_t*) ((uintptr_t) i8 + input_offset);
77     }
78     input = (const uint8_t**) ((uintptr_t) input + input_stride);
79 
80     size_t c = channels;
81     const void* w = weights;
82     const __m128i vk_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.kernel_zero_point);
83     for (; c >= 16; c -= 16) {
84       __m128i vacc0123 = _mm_loadu_si128((const __m128i*) w);
85       __m128i vacc4567 = _mm_loadu_si128((const __m128i*) ((const int32_t*) w + 4));
86       __m128i vacc89AB = _mm_loadu_si128((const __m128i*) ((const int32_t*) w + 8));
87       __m128i vaccCDEF = _mm_loadu_si128((const __m128i*) ((const int32_t*) w + 12));
88 
89 
90       const __m128i vi0x01234567 = _mm_loadl_epi64((const __m128i*) i0);
91       const __m128i vk0x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 0 * sizeof(uint8_t)));
92       const __m128i vi0x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i0 + 8));
93       const __m128i vk0x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 8 * sizeof(uint8_t)));
94       i0 += 16;
95 
96       const __m128i vzero = _mm_setzero_si128();
97       const __m128i vxi0x01234567 = _mm_unpacklo_epi8(vi0x01234567, vzero);
98       const __m128i vxk0x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk0x01234567, vzero), vk_zero_point);
99       const __m128i vxi0x89ABCDEF = _mm_unpacklo_epi8(vi0x89ABCDEF, vzero);
100       const __m128i vxk0x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk0x89ABCDEF, vzero), vk_zero_point);
101 
102       const __m128i vprod0x01234567lo = _mm_mullo_epi16(vxi0x01234567, vxk0x01234567);
103       const __m128i vprod0x01234567hi = _mm_mulhi_epi16(vxi0x01234567, vxk0x01234567);
104       const __m128i vprod0x89ABCDEFlo = _mm_mullo_epi16(vxi0x89ABCDEF, vxk0x89ABCDEF);
105       const __m128i vprod0x89ABCDEFhi = _mm_mulhi_epi16(vxi0x89ABCDEF, vxk0x89ABCDEF);
106 
107       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod0x01234567lo, vprod0x01234567hi));
108       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod0x01234567lo, vprod0x01234567hi));
109       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod0x89ABCDEFlo, vprod0x89ABCDEFhi));
110       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod0x89ABCDEFlo, vprod0x89ABCDEFhi));
111 
112       const __m128i vi1x01234567 = _mm_loadl_epi64((const __m128i*) i1);
113       const __m128i vk1x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 16 * sizeof(uint8_t)));
114       const __m128i vi1x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i1 + 8));
115       const __m128i vk1x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 24 * sizeof(uint8_t)));
116       i1 += 16;
117 
118       const __m128i vxi1x01234567 = _mm_unpacklo_epi8(vi1x01234567, vzero);
119       const __m128i vxk1x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk1x01234567, vzero), vk_zero_point);
120       const __m128i vxi1x89ABCDEF = _mm_unpacklo_epi8(vi1x89ABCDEF, vzero);
121       const __m128i vxk1x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk1x89ABCDEF, vzero), vk_zero_point);
122 
123       const __m128i vprod1x01234567lo = _mm_mullo_epi16(vxi1x01234567, vxk1x01234567);
124       const __m128i vprod1x01234567hi = _mm_mulhi_epi16(vxi1x01234567, vxk1x01234567);
125       const __m128i vprod1x89ABCDEFlo = _mm_mullo_epi16(vxi1x89ABCDEF, vxk1x89ABCDEF);
126       const __m128i vprod1x89ABCDEFhi = _mm_mulhi_epi16(vxi1x89ABCDEF, vxk1x89ABCDEF);
127 
128       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod1x01234567lo, vprod1x01234567hi));
129       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod1x01234567lo, vprod1x01234567hi));
130       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod1x89ABCDEFlo, vprod1x89ABCDEFhi));
131       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod1x89ABCDEFlo, vprod1x89ABCDEFhi));
132 
133       const __m128i vi2x01234567 = _mm_loadl_epi64((const __m128i*) i2);
134       const __m128i vk2x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 32 * sizeof(uint8_t)));
135       const __m128i vi2x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i2 + 8));
136       const __m128i vk2x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 40 * sizeof(uint8_t)));
137       i2 += 16;
138 
139       const __m128i vxi2x01234567 = _mm_unpacklo_epi8(vi2x01234567, vzero);
140       const __m128i vxk2x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk2x01234567, vzero), vk_zero_point);
141       const __m128i vxi2x89ABCDEF = _mm_unpacklo_epi8(vi2x89ABCDEF, vzero);
142       const __m128i vxk2x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk2x89ABCDEF, vzero), vk_zero_point);
143 
144       const __m128i vprod2x01234567lo = _mm_mullo_epi16(vxi2x01234567, vxk2x01234567);
145       const __m128i vprod2x01234567hi = _mm_mulhi_epi16(vxi2x01234567, vxk2x01234567);
146       const __m128i vprod2x89ABCDEFlo = _mm_mullo_epi16(vxi2x89ABCDEF, vxk2x89ABCDEF);
147       const __m128i vprod2x89ABCDEFhi = _mm_mulhi_epi16(vxi2x89ABCDEF, vxk2x89ABCDEF);
148 
149       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod2x01234567lo, vprod2x01234567hi));
150       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod2x01234567lo, vprod2x01234567hi));
151       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod2x89ABCDEFlo, vprod2x89ABCDEFhi));
152       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod2x89ABCDEFlo, vprod2x89ABCDEFhi));
153 
154       const __m128i vi3x01234567 = _mm_loadl_epi64((const __m128i*) i3);
155       const __m128i vk3x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 48 * sizeof(uint8_t)));
156       const __m128i vi3x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i3 + 8));
157       const __m128i vk3x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 56 * sizeof(uint8_t)));
158       i3 += 16;
159 
160       const __m128i vxi3x01234567 = _mm_unpacklo_epi8(vi3x01234567, vzero);
161       const __m128i vxk3x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk3x01234567, vzero), vk_zero_point);
162       const __m128i vxi3x89ABCDEF = _mm_unpacklo_epi8(vi3x89ABCDEF, vzero);
163       const __m128i vxk3x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk3x89ABCDEF, vzero), vk_zero_point);
164 
165       const __m128i vprod3x01234567lo = _mm_mullo_epi16(vxi3x01234567, vxk3x01234567);
166       const __m128i vprod3x01234567hi = _mm_mulhi_epi16(vxi3x01234567, vxk3x01234567);
167       const __m128i vprod3x89ABCDEFlo = _mm_mullo_epi16(vxi3x89ABCDEF, vxk3x89ABCDEF);
168       const __m128i vprod3x89ABCDEFhi = _mm_mulhi_epi16(vxi3x89ABCDEF, vxk3x89ABCDEF);
169 
170       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod3x01234567lo, vprod3x01234567hi));
171       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod3x01234567lo, vprod3x01234567hi));
172       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod3x89ABCDEFlo, vprod3x89ABCDEFhi));
173       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod3x89ABCDEFlo, vprod3x89ABCDEFhi));
174 
175       const __m128i vi4x01234567 = _mm_loadl_epi64((const __m128i*) i4);
176       const __m128i vk4x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 64 * sizeof(uint8_t)));
177       const __m128i vi4x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i4 + 8));
178       const __m128i vk4x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 72 * sizeof(uint8_t)));
179       i4 += 16;
180 
181       const __m128i vxi4x01234567 = _mm_unpacklo_epi8(vi4x01234567, vzero);
182       const __m128i vxk4x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk4x01234567, vzero), vk_zero_point);
183       const __m128i vxi4x89ABCDEF = _mm_unpacklo_epi8(vi4x89ABCDEF, vzero);
184       const __m128i vxk4x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk4x89ABCDEF, vzero), vk_zero_point);
185 
186       const __m128i vprod4x01234567lo = _mm_mullo_epi16(vxi4x01234567, vxk4x01234567);
187       const __m128i vprod4x01234567hi = _mm_mulhi_epi16(vxi4x01234567, vxk4x01234567);
188       const __m128i vprod4x89ABCDEFlo = _mm_mullo_epi16(vxi4x89ABCDEF, vxk4x89ABCDEF);
189       const __m128i vprod4x89ABCDEFhi = _mm_mulhi_epi16(vxi4x89ABCDEF, vxk4x89ABCDEF);
190 
191       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod4x01234567lo, vprod4x01234567hi));
192       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod4x01234567lo, vprod4x01234567hi));
193       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod4x89ABCDEFlo, vprod4x89ABCDEFhi));
194       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod4x89ABCDEFlo, vprod4x89ABCDEFhi));
195 
196       const __m128i vi5x01234567 = _mm_loadl_epi64((const __m128i*) i5);
197       const __m128i vk5x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 80 * sizeof(uint8_t)));
198       const __m128i vi5x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i5 + 8));
199       const __m128i vk5x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 88 * sizeof(uint8_t)));
200       i5 += 16;
201 
202       const __m128i vxi5x01234567 = _mm_unpacklo_epi8(vi5x01234567, vzero);
203       const __m128i vxk5x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk5x01234567, vzero), vk_zero_point);
204       const __m128i vxi5x89ABCDEF = _mm_unpacklo_epi8(vi5x89ABCDEF, vzero);
205       const __m128i vxk5x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk5x89ABCDEF, vzero), vk_zero_point);
206 
207       const __m128i vprod5x01234567lo = _mm_mullo_epi16(vxi5x01234567, vxk5x01234567);
208       const __m128i vprod5x01234567hi = _mm_mulhi_epi16(vxi5x01234567, vxk5x01234567);
209       const __m128i vprod5x89ABCDEFlo = _mm_mullo_epi16(vxi5x89ABCDEF, vxk5x89ABCDEF);
210       const __m128i vprod5x89ABCDEFhi = _mm_mulhi_epi16(vxi5x89ABCDEF, vxk5x89ABCDEF);
211 
212       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod5x01234567lo, vprod5x01234567hi));
213       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod5x01234567lo, vprod5x01234567hi));
214       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod5x89ABCDEFlo, vprod5x89ABCDEFhi));
215       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod5x89ABCDEFlo, vprod5x89ABCDEFhi));
216 
217       const __m128i vi6x01234567 = _mm_loadl_epi64((const __m128i*) i6);
218       const __m128i vk6x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 96 * sizeof(uint8_t)));
219       const __m128i vi6x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i6 + 8));
220       const __m128i vk6x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 104 * sizeof(uint8_t)));
221       i6 += 16;
222 
223       const __m128i vxi6x01234567 = _mm_unpacklo_epi8(vi6x01234567, vzero);
224       const __m128i vxk6x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk6x01234567, vzero), vk_zero_point);
225       const __m128i vxi6x89ABCDEF = _mm_unpacklo_epi8(vi6x89ABCDEF, vzero);
226       const __m128i vxk6x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk6x89ABCDEF, vzero), vk_zero_point);
227 
228       const __m128i vprod6x01234567lo = _mm_mullo_epi16(vxi6x01234567, vxk6x01234567);
229       const __m128i vprod6x01234567hi = _mm_mulhi_epi16(vxi6x01234567, vxk6x01234567);
230       const __m128i vprod6x89ABCDEFlo = _mm_mullo_epi16(vxi6x89ABCDEF, vxk6x89ABCDEF);
231       const __m128i vprod6x89ABCDEFhi = _mm_mulhi_epi16(vxi6x89ABCDEF, vxk6x89ABCDEF);
232 
233       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod6x01234567lo, vprod6x01234567hi));
234       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod6x01234567lo, vprod6x01234567hi));
235       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod6x89ABCDEFlo, vprod6x89ABCDEFhi));
236       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod6x89ABCDEFlo, vprod6x89ABCDEFhi));
237 
238       const __m128i vi7x01234567 = _mm_loadl_epi64((const __m128i*) i7);
239       const __m128i vk7x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 112 * sizeof(uint8_t)));
240       const __m128i vi7x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i7 + 8));
241       const __m128i vk7x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 120 * sizeof(uint8_t)));
242       i7 += 16;
243 
244       const __m128i vxi7x01234567 = _mm_unpacklo_epi8(vi7x01234567, vzero);
245       const __m128i vxk7x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk7x01234567, vzero), vk_zero_point);
246       const __m128i vxi7x89ABCDEF = _mm_unpacklo_epi8(vi7x89ABCDEF, vzero);
247       const __m128i vxk7x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk7x89ABCDEF, vzero), vk_zero_point);
248 
249       const __m128i vprod7x01234567lo = _mm_mullo_epi16(vxi7x01234567, vxk7x01234567);
250       const __m128i vprod7x01234567hi = _mm_mulhi_epi16(vxi7x01234567, vxk7x01234567);
251       const __m128i vprod7x89ABCDEFlo = _mm_mullo_epi16(vxi7x89ABCDEF, vxk7x89ABCDEF);
252       const __m128i vprod7x89ABCDEFhi = _mm_mulhi_epi16(vxi7x89ABCDEF, vxk7x89ABCDEF);
253 
254       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod7x01234567lo, vprod7x01234567hi));
255       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod7x01234567lo, vprod7x01234567hi));
256       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod7x89ABCDEFlo, vprod7x89ABCDEFhi));
257       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod7x89ABCDEFlo, vprod7x89ABCDEFhi));
258 
259       const __m128i vi8x01234567 = _mm_loadl_epi64((const __m128i*) i8);
260       const __m128i vk8x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 128 * sizeof(uint8_t)));
261       const __m128i vi8x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i8 + 8));
262       const __m128i vk8x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 136 * sizeof(uint8_t)));
263       i8 += 16;
264 
265       const __m128i vxi8x01234567 = _mm_unpacklo_epi8(vi8x01234567, vzero);
266       const __m128i vxk8x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk8x01234567, vzero), vk_zero_point);
267       const __m128i vxi8x89ABCDEF = _mm_unpacklo_epi8(vi8x89ABCDEF, vzero);
268       const __m128i vxk8x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk8x89ABCDEF, vzero), vk_zero_point);
269 
270       const __m128i vprod8x01234567lo = _mm_mullo_epi16(vxi8x01234567, vxk8x01234567);
271       const __m128i vprod8x01234567hi = _mm_mulhi_epi16(vxi8x01234567, vxk8x01234567);
272       const __m128i vprod8x89ABCDEFlo = _mm_mullo_epi16(vxi8x89ABCDEF, vxk8x89ABCDEF);
273       const __m128i vprod8x89ABCDEFhi = _mm_mulhi_epi16(vxi8x89ABCDEF, vxk8x89ABCDEF);
274 
275       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod8x01234567lo, vprod8x01234567hi));
276       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod8x01234567lo, vprod8x01234567hi));
277       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod8x89ABCDEFlo, vprod8x89ABCDEFhi));
278       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod8x89ABCDEFlo, vprod8x89ABCDEFhi));
279 
280       w = (const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 144 * sizeof(uint8_t));
281 
282       __m128 vscaled0123 = _mm_cvtepi32_ps(vacc0123);
283       __m128 vscaled4567 = _mm_cvtepi32_ps(vacc4567);
284       __m128 vscaled89AB = _mm_cvtepi32_ps(vacc89AB);
285       __m128 vscaledCDEF = _mm_cvtepi32_ps(vaccCDEF);
286 
287       const __m128 vscale = _mm_load_ps(params->fp32_sse2.scale);
288       vscaled0123 = _mm_mul_ps(vscaled0123, vscale);
289       vscaled4567 = _mm_mul_ps(vscaled4567, vscale);
290       vscaled89AB = _mm_mul_ps(vscaled89AB, vscale);
291       vscaledCDEF = _mm_mul_ps(vscaledCDEF, vscale);
292 
293       const __m128 voutput_max_less_zero_point = _mm_load_ps(params->fp32_sse2.output_max_less_zero_point);
294       vscaled0123 = _mm_min_ps(vscaled0123, voutput_max_less_zero_point);
295       vscaled4567 = _mm_min_ps(vscaled4567, voutput_max_less_zero_point);
296       vscaled89AB = _mm_min_ps(vscaled89AB, voutput_max_less_zero_point);
297       vscaledCDEF = _mm_min_ps(vscaledCDEF, voutput_max_less_zero_point);
298 
299       vacc0123 = _mm_cvtps_epi32(vscaled0123);
300       vacc4567 = _mm_cvtps_epi32(vscaled4567);
301       vacc89AB = _mm_cvtps_epi32(vscaled89AB);
302       vaccCDEF = _mm_cvtps_epi32(vscaledCDEF);
303 
304       const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.output_zero_point);
305       __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
306       __m128i vout89ABCDEF = _mm_adds_epi16(_mm_packs_epi32(vacc89AB, vaccCDEF), voutput_zero_point);
307 
308       __m128i vout0123456789ABCDEF = _mm_packus_epi16(vout01234567, vout89ABCDEF);
309 
310       const __m128i voutput_min = _mm_load_si128((const __m128i*) params->fp32_sse2.output_min);
311       vout0123456789ABCDEF = _mm_max_epu8(vout0123456789ABCDEF, voutput_min);
312 
313       _mm_storeu_si128((__m128i*) output, vout0123456789ABCDEF);
314       output += 16;
315     }
316     if XNN_UNLIKELY(c != 0) {
317       const uint8_t* k = (const uint8_t*) ((const int32_t*) w + 16);
318       do {
319         __m128i vacc0123 = _mm_loadu_si128((const __m128i*) w);
320         __m128i vacc4567 = _mm_loadu_si128((const __m128i*) ((const int32_t*) w + 4));
321 
322 
323         const __m128i vi0x01234567 = _mm_loadl_epi64((const __m128i*) i0);
324         const __m128i vk0x01234567 = _mm_loadl_epi64((const __m128i*) k);
325         i0 += 8;
326 
327         const __m128i vzero = _mm_setzero_si128();
328         const __m128i vxi0x01234567 = _mm_unpacklo_epi8(vi0x01234567, vzero);
329         const __m128i vxk0x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk0x01234567, vzero), vk_zero_point);
330 
331         const __m128i vprod0x01234567lo = _mm_mullo_epi16(vxi0x01234567, vxk0x01234567);
332         const __m128i vprod0x01234567hi = _mm_mulhi_epi16(vxi0x01234567, vxk0x01234567);
333 
334         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod0x01234567lo, vprod0x01234567hi));
335         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod0x01234567lo, vprod0x01234567hi));
336 
337         const __m128i vi1x01234567 = _mm_loadl_epi64((const __m128i*) i1);
338         const __m128i vk1x01234567 = _mm_loadl_epi64((const __m128i*) (k + 16));
339         i1 += 8;
340 
341         const __m128i vxi1x01234567 = _mm_unpacklo_epi8(vi1x01234567, vzero);
342         const __m128i vxk1x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk1x01234567, vzero), vk_zero_point);
343 
344         const __m128i vprod1x01234567lo = _mm_mullo_epi16(vxi1x01234567, vxk1x01234567);
345         const __m128i vprod1x01234567hi = _mm_mulhi_epi16(vxi1x01234567, vxk1x01234567);
346 
347         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod1x01234567lo, vprod1x01234567hi));
348         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod1x01234567lo, vprod1x01234567hi));
349 
350         const __m128i vi2x01234567 = _mm_loadl_epi64((const __m128i*) i2);
351         const __m128i vk2x01234567 = _mm_loadl_epi64((const __m128i*) (k + 32));
352         i2 += 8;
353 
354         const __m128i vxi2x01234567 = _mm_unpacklo_epi8(vi2x01234567, vzero);
355         const __m128i vxk2x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk2x01234567, vzero), vk_zero_point);
356 
357         const __m128i vprod2x01234567lo = _mm_mullo_epi16(vxi2x01234567, vxk2x01234567);
358         const __m128i vprod2x01234567hi = _mm_mulhi_epi16(vxi2x01234567, vxk2x01234567);
359 
360         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod2x01234567lo, vprod2x01234567hi));
361         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod2x01234567lo, vprod2x01234567hi));
362 
363         const __m128i vi3x01234567 = _mm_loadl_epi64((const __m128i*) i3);
364         const __m128i vk3x01234567 = _mm_loadl_epi64((const __m128i*) (k + 48));
365         i3 += 8;
366 
367         const __m128i vxi3x01234567 = _mm_unpacklo_epi8(vi3x01234567, vzero);
368         const __m128i vxk3x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk3x01234567, vzero), vk_zero_point);
369 
370         const __m128i vprod3x01234567lo = _mm_mullo_epi16(vxi3x01234567, vxk3x01234567);
371         const __m128i vprod3x01234567hi = _mm_mulhi_epi16(vxi3x01234567, vxk3x01234567);
372 
373         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod3x01234567lo, vprod3x01234567hi));
374         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod3x01234567lo, vprod3x01234567hi));
375 
376         const __m128i vi4x01234567 = _mm_loadl_epi64((const __m128i*) i4);
377         const __m128i vk4x01234567 = _mm_loadl_epi64((const __m128i*) (k + 64));
378         i4 += 8;
379 
380         const __m128i vxi4x01234567 = _mm_unpacklo_epi8(vi4x01234567, vzero);
381         const __m128i vxk4x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk4x01234567, vzero), vk_zero_point);
382 
383         const __m128i vprod4x01234567lo = _mm_mullo_epi16(vxi4x01234567, vxk4x01234567);
384         const __m128i vprod4x01234567hi = _mm_mulhi_epi16(vxi4x01234567, vxk4x01234567);
385 
386         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod4x01234567lo, vprod4x01234567hi));
387         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod4x01234567lo, vprod4x01234567hi));
388 
389         const __m128i vi5x01234567 = _mm_loadl_epi64((const __m128i*) i5);
390         const __m128i vk5x01234567 = _mm_loadl_epi64((const __m128i*) (k + 80));
391         i5 += 8;
392 
393         const __m128i vxi5x01234567 = _mm_unpacklo_epi8(vi5x01234567, vzero);
394         const __m128i vxk5x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk5x01234567, vzero), vk_zero_point);
395 
396         const __m128i vprod5x01234567lo = _mm_mullo_epi16(vxi5x01234567, vxk5x01234567);
397         const __m128i vprod5x01234567hi = _mm_mulhi_epi16(vxi5x01234567, vxk5x01234567);
398 
399         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod5x01234567lo, vprod5x01234567hi));
400         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod5x01234567lo, vprod5x01234567hi));
401 
402         const __m128i vi6x01234567 = _mm_loadl_epi64((const __m128i*) i6);
403         const __m128i vk6x01234567 = _mm_loadl_epi64((const __m128i*) (k + 96));
404         i6 += 8;
405 
406         const __m128i vxi6x01234567 = _mm_unpacklo_epi8(vi6x01234567, vzero);
407         const __m128i vxk6x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk6x01234567, vzero), vk_zero_point);
408 
409         const __m128i vprod6x01234567lo = _mm_mullo_epi16(vxi6x01234567, vxk6x01234567);
410         const __m128i vprod6x01234567hi = _mm_mulhi_epi16(vxi6x01234567, vxk6x01234567);
411 
412         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod6x01234567lo, vprod6x01234567hi));
413         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod6x01234567lo, vprod6x01234567hi));
414 
415         const __m128i vi7x01234567 = _mm_loadl_epi64((const __m128i*) i7);
416         const __m128i vk7x01234567 = _mm_loadl_epi64((const __m128i*) (k + 112));
417         i7 += 8;
418 
419         const __m128i vxi7x01234567 = _mm_unpacklo_epi8(vi7x01234567, vzero);
420         const __m128i vxk7x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk7x01234567, vzero), vk_zero_point);
421 
422         const __m128i vprod7x01234567lo = _mm_mullo_epi16(vxi7x01234567, vxk7x01234567);
423         const __m128i vprod7x01234567hi = _mm_mulhi_epi16(vxi7x01234567, vxk7x01234567);
424 
425         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod7x01234567lo, vprod7x01234567hi));
426         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod7x01234567lo, vprod7x01234567hi));
427 
428         const __m128i vi8x01234567 = _mm_loadl_epi64((const __m128i*) i8);
429         const __m128i vk8x01234567 = _mm_loadl_epi64((const __m128i*) (k + 128));
430         i8 += 8;
431 
432         const __m128i vxi8x01234567 = _mm_unpacklo_epi8(vi8x01234567, vzero);
433         const __m128i vxk8x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk8x01234567, vzero), vk_zero_point);
434 
435         const __m128i vprod8x01234567lo = _mm_mullo_epi16(vxi8x01234567, vxk8x01234567);
436         const __m128i vprod8x01234567hi = _mm_mulhi_epi16(vxi8x01234567, vxk8x01234567);
437 
438         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod8x01234567lo, vprod8x01234567hi));
439         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod8x01234567lo, vprod8x01234567hi));
440 
441         k += 8;
442 
443         __m128 vscaled0123 = _mm_cvtepi32_ps(vacc0123);
444         __m128 vscaled4567 = _mm_cvtepi32_ps(vacc4567);
445 
446         const __m128 vscale = _mm_load_ps(params->fp32_sse2.scale);
447         vscaled0123 = _mm_mul_ps(vscaled0123, vscale);
448         vscaled4567 = _mm_mul_ps(vscaled4567, vscale);
449 
450         const __m128 voutput_max_less_zero_point = _mm_load_ps(params->fp32_sse2.output_max_less_zero_point);
451         vscaled0123 = _mm_min_ps(vscaled0123, voutput_max_less_zero_point);
452         vscaled4567 = _mm_min_ps(vscaled4567, voutput_max_less_zero_point);
453 
454         vacc0123 = _mm_cvtps_epi32(vscaled0123);
455         vacc4567 = _mm_cvtps_epi32(vscaled4567);
456 
457         w = (const void*) ((const int32_t*) w + 8);
458 
459         const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.output_zero_point);
460         __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
461 
462         __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
463 
464         vout0123456701234567 = _mm_max_epu8(vout0123456701234567, _mm_load_si128((const __m128i*) params->fp32_sse2.output_min));
465 
466         if XNN_LIKELY(c >= 8) {
467           _mm_storel_epi64((__m128i*) output, vout0123456701234567);
468           output += 8;
469           c -= 8;
470         } else {
471           if (c & 4) {
472             *((uint32_t*) output) = (uint32_t) _mm_cvtsi128_si32(vout0123456701234567);
473             vout0123456701234567 = _mm_srli_epi64(vout0123456701234567, 32);
474             output += 4;
475           }
476           if (c & 2) {
477             *((uint16_t*) output) = (uint16_t) _mm_extract_epi16(vout0123456701234567, 0);
478             vout0123456701234567 = _mm_srli_epi32(vout0123456701234567, 16);
479             output += 2;
480           }
481           if (c & 1) {
482             *output = (uint8_t) _mm_cvtsi128_si32(vout0123456701234567);
483             output += 1;
484           }
485           c = 0;
486         }
487       } while (c != 0);
488     }
489 
490     output = (uint8_t*) ((uintptr_t) output + output_increment);
491   } while (--output_width != 0);
492 }
493