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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_qs8_dwconv_minmax_ukernel_up24x9__sse2_mul16(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_gemm_params params[restrict XNN_MIN_ELEMENTS (1)])17 void xnn_qs8_dwconv_minmax_ukernel_up24x9__sse2_mul16(
18     size_t channels,
19     size_t output_width,
20     const int8_t** input,
21     const void* weights,
22     int8_t* output,
23     size_t input_stride,
24     size_t output_increment,
25     size_t input_offset,
26     const int8_t* zero,
27     const union xnn_qs8_gemm_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_DISABLE_TSAN
28 {
29   assert(channels != 0);
30   assert(output_width != 0);
31 
32   do {
33     const int8_t* i0 = input[0];
34     assert(i0 != NULL);
35     if XNN_UNPREDICTABLE(i0 != zero) {
36       i0 = (const int8_t*) ((uintptr_t) i0 + input_offset);
37     }
38     const int8_t* i1 = input[1];
39     assert(i1 != NULL);
40     if XNN_UNPREDICTABLE(i1 != zero) {
41       i1 = (const int8_t*) ((uintptr_t) i1 + input_offset);
42     }
43     const int8_t* i2 = input[2];
44     assert(i2 != NULL);
45     if XNN_UNPREDICTABLE(i2 != zero) {
46       i2 = (const int8_t*) ((uintptr_t) i2 + input_offset);
47     }
48     const int8_t* i3 = input[3];
49     assert(i3 != NULL);
50     if XNN_UNPREDICTABLE(i3 != zero) {
51       i3 = (const int8_t*) ((uintptr_t) i3 + input_offset);
52     }
53     const int8_t* i4 = input[4];
54     assert(i4 != NULL);
55     if XNN_UNPREDICTABLE(i4 != zero) {
56       i4 = (const int8_t*) ((uintptr_t) i4 + input_offset);
57     }
58     const int8_t* i5 = input[5];
59     assert(i5 != NULL);
60     if XNN_UNPREDICTABLE(i5 != zero) {
61       i5 = (const int8_t*) ((uintptr_t) i5 + input_offset);
62     }
63     const int8_t* i6 = input[6];
64     assert(i6 != NULL);
65     if XNN_UNPREDICTABLE(i6 != zero) {
66       i6 = (const int8_t*) ((uintptr_t) i6 + input_offset);
67     }
68     const int8_t* i7 = input[7];
69     assert(i7 != NULL);
70     if XNN_UNPREDICTABLE(i7 != zero) {
71       i7 = (const int8_t*) ((uintptr_t) i7 + input_offset);
72     }
73     const int8_t* i8 = input[8];
74     assert(i8 != NULL);
75     if XNN_UNPREDICTABLE(i8 != zero) {
76       i8 = (const int8_t*) ((uintptr_t) i8 + input_offset);
77     }
78     input = (const int8_t**) ((uintptr_t) input + input_stride);
79 
80     size_t c = channels;
81     const void* w = weights;
82     for (; c >= 24; c -= 24) {
83       __m128i vacc0123 = _mm_loadu_si128((const __m128i*) w);
84       __m128i vacc4567 = _mm_loadu_si128((const __m128i*) ((uintptr_t) w + 4 * sizeof(int32_t)));
85       __m128i vacc89AB = _mm_loadu_si128((const __m128i*) ((uintptr_t) w + 8 * sizeof(int32_t)));
86       __m128i vaccCDEF = _mm_loadu_si128((const __m128i*) ((uintptr_t) w + 12 * sizeof(int32_t)));
87       __m128i vaccGHIJ = _mm_loadu_si128((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t)));
88       __m128i vaccKLMN = _mm_loadu_si128((const __m128i*) ((uintptr_t) w + 20 * sizeof(int32_t)));
89 
90 
91       const __m128i vi0x01234567 = _mm_loadl_epi64((const __m128i*) i0);
92       const __m128i vk0x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 0 * sizeof(int8_t)));
93       const __m128i vi0x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i0 + 8));
94       const __m128i vk0x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 8 * sizeof(int8_t)));
95       const __m128i vi0xGHIJKLMN = _mm_loadl_epi64((const __m128i*) (i0 + 16));
96       const __m128i vk0xGHIJKLMN = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 16 * sizeof(int8_t)));
97       i0 += 24;
98 
99       const __m128i vxi0x01234567 = _mm_unpacklo_epi8(vi0x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi0x01234567));
100       const __m128i vxk0x01234567 = _mm_unpacklo_epi8(vk0x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk0x01234567));
101       const __m128i vxi0x89ABCDEF = _mm_unpacklo_epi8(vi0x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vi0x89ABCDEF));
102       const __m128i vxk0x89ABCDEF = _mm_unpacklo_epi8(vk0x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vk0x89ABCDEF));
103       const __m128i vxi0xGHIJKLMN = _mm_unpacklo_epi8(vi0xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vi0xGHIJKLMN));
104       const __m128i vxk0xGHIJKLMN = _mm_unpacklo_epi8(vk0xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vk0xGHIJKLMN));
105 
106       const __m128i vp0x01234567lo = _mm_mullo_epi16(vxi0x01234567, vxk0x01234567);
107       const __m128i vp0x01234567hi = _mm_mulhi_epi16(vxi0x01234567, vxk0x01234567);
108       const __m128i vp0x89ABCDEFlo = _mm_mullo_epi16(vxi0x89ABCDEF, vxk0x89ABCDEF);
109       const __m128i vp0x89ABCDEFhi = _mm_mulhi_epi16(vxi0x89ABCDEF, vxk0x89ABCDEF);
110       const __m128i vp0xGHIJKLMNlo = _mm_mullo_epi16(vxi0xGHIJKLMN, vxk0xGHIJKLMN);
111       const __m128i vp0xGHIJKLMNhi = _mm_mulhi_epi16(vxi0xGHIJKLMN, vxk0xGHIJKLMN);
112 
113       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp0x01234567lo, vp0x01234567hi));
114       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp0x01234567lo, vp0x01234567hi));
115       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vp0x89ABCDEFlo, vp0x89ABCDEFhi));
116       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vp0x89ABCDEFlo, vp0x89ABCDEFhi));
117       vaccGHIJ = _mm_add_epi32(vaccGHIJ, _mm_unpacklo_epi16(vp0xGHIJKLMNlo, vp0xGHIJKLMNhi));
118       vaccKLMN = _mm_add_epi32(vaccKLMN, _mm_unpackhi_epi16(vp0xGHIJKLMNlo, vp0xGHIJKLMNhi));
119 
120       const __m128i vi1x01234567 = _mm_loadl_epi64((const __m128i*) i1);
121       const __m128i vk1x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 24 * sizeof(int8_t)));
122       const __m128i vi1x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i1 + 8));
123       const __m128i vk1x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 32 * sizeof(int8_t)));
124       const __m128i vi1xGHIJKLMN = _mm_loadl_epi64((const __m128i*) (i1 + 16));
125       const __m128i vk1xGHIJKLMN = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 40 * sizeof(int8_t)));
126       i1 += 24;
127 
128       const __m128i vxi1x01234567 = _mm_unpacklo_epi8(vi1x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi1x01234567));
129       const __m128i vxk1x01234567 = _mm_unpacklo_epi8(vk1x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk1x01234567));
130       const __m128i vxi1x89ABCDEF = _mm_unpacklo_epi8(vi1x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vi1x89ABCDEF));
131       const __m128i vxk1x89ABCDEF = _mm_unpacklo_epi8(vk1x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vk1x89ABCDEF));
132       const __m128i vxi1xGHIJKLMN = _mm_unpacklo_epi8(vi1xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vi1xGHIJKLMN));
133       const __m128i vxk1xGHIJKLMN = _mm_unpacklo_epi8(vk1xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vk1xGHIJKLMN));
134 
135       const __m128i vp1x01234567lo = _mm_mullo_epi16(vxi1x01234567, vxk1x01234567);
136       const __m128i vp1x01234567hi = _mm_mulhi_epi16(vxi1x01234567, vxk1x01234567);
137       const __m128i vp1x89ABCDEFlo = _mm_mullo_epi16(vxi1x89ABCDEF, vxk1x89ABCDEF);
138       const __m128i vp1x89ABCDEFhi = _mm_mulhi_epi16(vxi1x89ABCDEF, vxk1x89ABCDEF);
139       const __m128i vp1xGHIJKLMNlo = _mm_mullo_epi16(vxi1xGHIJKLMN, vxk1xGHIJKLMN);
140       const __m128i vp1xGHIJKLMNhi = _mm_mulhi_epi16(vxi1xGHIJKLMN, vxk1xGHIJKLMN);
141 
142       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp1x01234567lo, vp1x01234567hi));
143       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp1x01234567lo, vp1x01234567hi));
144       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vp1x89ABCDEFlo, vp1x89ABCDEFhi));
145       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vp1x89ABCDEFlo, vp1x89ABCDEFhi));
146       vaccGHIJ = _mm_add_epi32(vaccGHIJ, _mm_unpacklo_epi16(vp1xGHIJKLMNlo, vp1xGHIJKLMNhi));
147       vaccKLMN = _mm_add_epi32(vaccKLMN, _mm_unpackhi_epi16(vp1xGHIJKLMNlo, vp1xGHIJKLMNhi));
148 
149       const __m128i vi2x01234567 = _mm_loadl_epi64((const __m128i*) i2);
150       const __m128i vk2x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 48 * sizeof(int8_t)));
151       const __m128i vi2x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i2 + 8));
152       const __m128i vk2x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 56 * sizeof(int8_t)));
153       const __m128i vi2xGHIJKLMN = _mm_loadl_epi64((const __m128i*) (i2 + 16));
154       const __m128i vk2xGHIJKLMN = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 64 * sizeof(int8_t)));
155       i2 += 24;
156 
157       const __m128i vxi2x01234567 = _mm_unpacklo_epi8(vi2x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi2x01234567));
158       const __m128i vxk2x01234567 = _mm_unpacklo_epi8(vk2x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk2x01234567));
159       const __m128i vxi2x89ABCDEF = _mm_unpacklo_epi8(vi2x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vi2x89ABCDEF));
160       const __m128i vxk2x89ABCDEF = _mm_unpacklo_epi8(vk2x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vk2x89ABCDEF));
161       const __m128i vxi2xGHIJKLMN = _mm_unpacklo_epi8(vi2xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vi2xGHIJKLMN));
162       const __m128i vxk2xGHIJKLMN = _mm_unpacklo_epi8(vk2xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vk2xGHIJKLMN));
163 
164       const __m128i vp2x01234567lo = _mm_mullo_epi16(vxi2x01234567, vxk2x01234567);
165       const __m128i vp2x01234567hi = _mm_mulhi_epi16(vxi2x01234567, vxk2x01234567);
166       const __m128i vp2x89ABCDEFlo = _mm_mullo_epi16(vxi2x89ABCDEF, vxk2x89ABCDEF);
167       const __m128i vp2x89ABCDEFhi = _mm_mulhi_epi16(vxi2x89ABCDEF, vxk2x89ABCDEF);
168       const __m128i vp2xGHIJKLMNlo = _mm_mullo_epi16(vxi2xGHIJKLMN, vxk2xGHIJKLMN);
169       const __m128i vp2xGHIJKLMNhi = _mm_mulhi_epi16(vxi2xGHIJKLMN, vxk2xGHIJKLMN);
170 
171       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp2x01234567lo, vp2x01234567hi));
172       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp2x01234567lo, vp2x01234567hi));
173       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vp2x89ABCDEFlo, vp2x89ABCDEFhi));
174       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vp2x89ABCDEFlo, vp2x89ABCDEFhi));
175       vaccGHIJ = _mm_add_epi32(vaccGHIJ, _mm_unpacklo_epi16(vp2xGHIJKLMNlo, vp2xGHIJKLMNhi));
176       vaccKLMN = _mm_add_epi32(vaccKLMN, _mm_unpackhi_epi16(vp2xGHIJKLMNlo, vp2xGHIJKLMNhi));
177 
178       const __m128i vi3x01234567 = _mm_loadl_epi64((const __m128i*) i3);
179       const __m128i vk3x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 72 * sizeof(int8_t)));
180       const __m128i vi3x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i3 + 8));
181       const __m128i vk3x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 80 * sizeof(int8_t)));
182       const __m128i vi3xGHIJKLMN = _mm_loadl_epi64((const __m128i*) (i3 + 16));
183       const __m128i vk3xGHIJKLMN = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 88 * sizeof(int8_t)));
184       i3 += 24;
185 
186       const __m128i vxi3x01234567 = _mm_unpacklo_epi8(vi3x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi3x01234567));
187       const __m128i vxk3x01234567 = _mm_unpacklo_epi8(vk3x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk3x01234567));
188       const __m128i vxi3x89ABCDEF = _mm_unpacklo_epi8(vi3x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vi3x89ABCDEF));
189       const __m128i vxk3x89ABCDEF = _mm_unpacklo_epi8(vk3x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vk3x89ABCDEF));
190       const __m128i vxi3xGHIJKLMN = _mm_unpacklo_epi8(vi3xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vi3xGHIJKLMN));
191       const __m128i vxk3xGHIJKLMN = _mm_unpacklo_epi8(vk3xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vk3xGHIJKLMN));
192 
193       const __m128i vp3x01234567lo = _mm_mullo_epi16(vxi3x01234567, vxk3x01234567);
194       const __m128i vp3x01234567hi = _mm_mulhi_epi16(vxi3x01234567, vxk3x01234567);
195       const __m128i vp3x89ABCDEFlo = _mm_mullo_epi16(vxi3x89ABCDEF, vxk3x89ABCDEF);
196       const __m128i vp3x89ABCDEFhi = _mm_mulhi_epi16(vxi3x89ABCDEF, vxk3x89ABCDEF);
197       const __m128i vp3xGHIJKLMNlo = _mm_mullo_epi16(vxi3xGHIJKLMN, vxk3xGHIJKLMN);
198       const __m128i vp3xGHIJKLMNhi = _mm_mulhi_epi16(vxi3xGHIJKLMN, vxk3xGHIJKLMN);
199 
200       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp3x01234567lo, vp3x01234567hi));
201       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp3x01234567lo, vp3x01234567hi));
202       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vp3x89ABCDEFlo, vp3x89ABCDEFhi));
203       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vp3x89ABCDEFlo, vp3x89ABCDEFhi));
204       vaccGHIJ = _mm_add_epi32(vaccGHIJ, _mm_unpacklo_epi16(vp3xGHIJKLMNlo, vp3xGHIJKLMNhi));
205       vaccKLMN = _mm_add_epi32(vaccKLMN, _mm_unpackhi_epi16(vp3xGHIJKLMNlo, vp3xGHIJKLMNhi));
206 
207       const __m128i vi4x01234567 = _mm_loadl_epi64((const __m128i*) i4);
208       const __m128i vk4x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 96 * sizeof(int8_t)));
209       const __m128i vi4x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i4 + 8));
210       const __m128i vk4x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 104 * sizeof(int8_t)));
211       const __m128i vi4xGHIJKLMN = _mm_loadl_epi64((const __m128i*) (i4 + 16));
212       const __m128i vk4xGHIJKLMN = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 112 * sizeof(int8_t)));
213       i4 += 24;
214 
215       const __m128i vxi4x01234567 = _mm_unpacklo_epi8(vi4x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi4x01234567));
216       const __m128i vxk4x01234567 = _mm_unpacklo_epi8(vk4x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk4x01234567));
217       const __m128i vxi4x89ABCDEF = _mm_unpacklo_epi8(vi4x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vi4x89ABCDEF));
218       const __m128i vxk4x89ABCDEF = _mm_unpacklo_epi8(vk4x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vk4x89ABCDEF));
219       const __m128i vxi4xGHIJKLMN = _mm_unpacklo_epi8(vi4xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vi4xGHIJKLMN));
220       const __m128i vxk4xGHIJKLMN = _mm_unpacklo_epi8(vk4xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vk4xGHIJKLMN));
221 
222       const __m128i vp4x01234567lo = _mm_mullo_epi16(vxi4x01234567, vxk4x01234567);
223       const __m128i vp4x01234567hi = _mm_mulhi_epi16(vxi4x01234567, vxk4x01234567);
224       const __m128i vp4x89ABCDEFlo = _mm_mullo_epi16(vxi4x89ABCDEF, vxk4x89ABCDEF);
225       const __m128i vp4x89ABCDEFhi = _mm_mulhi_epi16(vxi4x89ABCDEF, vxk4x89ABCDEF);
226       const __m128i vp4xGHIJKLMNlo = _mm_mullo_epi16(vxi4xGHIJKLMN, vxk4xGHIJKLMN);
227       const __m128i vp4xGHIJKLMNhi = _mm_mulhi_epi16(vxi4xGHIJKLMN, vxk4xGHIJKLMN);
228 
229       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp4x01234567lo, vp4x01234567hi));
230       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp4x01234567lo, vp4x01234567hi));
231       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vp4x89ABCDEFlo, vp4x89ABCDEFhi));
232       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vp4x89ABCDEFlo, vp4x89ABCDEFhi));
233       vaccGHIJ = _mm_add_epi32(vaccGHIJ, _mm_unpacklo_epi16(vp4xGHIJKLMNlo, vp4xGHIJKLMNhi));
234       vaccKLMN = _mm_add_epi32(vaccKLMN, _mm_unpackhi_epi16(vp4xGHIJKLMNlo, vp4xGHIJKLMNhi));
235 
236       const __m128i vi5x01234567 = _mm_loadl_epi64((const __m128i*) i5);
237       const __m128i vk5x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 120 * sizeof(int8_t)));
238       const __m128i vi5x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i5 + 8));
239       const __m128i vk5x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 128 * sizeof(int8_t)));
240       const __m128i vi5xGHIJKLMN = _mm_loadl_epi64((const __m128i*) (i5 + 16));
241       const __m128i vk5xGHIJKLMN = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 136 * sizeof(int8_t)));
242       i5 += 24;
243 
244       const __m128i vxi5x01234567 = _mm_unpacklo_epi8(vi5x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi5x01234567));
245       const __m128i vxk5x01234567 = _mm_unpacklo_epi8(vk5x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk5x01234567));
246       const __m128i vxi5x89ABCDEF = _mm_unpacklo_epi8(vi5x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vi5x89ABCDEF));
247       const __m128i vxk5x89ABCDEF = _mm_unpacklo_epi8(vk5x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vk5x89ABCDEF));
248       const __m128i vxi5xGHIJKLMN = _mm_unpacklo_epi8(vi5xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vi5xGHIJKLMN));
249       const __m128i vxk5xGHIJKLMN = _mm_unpacklo_epi8(vk5xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vk5xGHIJKLMN));
250 
251       const __m128i vp5x01234567lo = _mm_mullo_epi16(vxi5x01234567, vxk5x01234567);
252       const __m128i vp5x01234567hi = _mm_mulhi_epi16(vxi5x01234567, vxk5x01234567);
253       const __m128i vp5x89ABCDEFlo = _mm_mullo_epi16(vxi5x89ABCDEF, vxk5x89ABCDEF);
254       const __m128i vp5x89ABCDEFhi = _mm_mulhi_epi16(vxi5x89ABCDEF, vxk5x89ABCDEF);
255       const __m128i vp5xGHIJKLMNlo = _mm_mullo_epi16(vxi5xGHIJKLMN, vxk5xGHIJKLMN);
256       const __m128i vp5xGHIJKLMNhi = _mm_mulhi_epi16(vxi5xGHIJKLMN, vxk5xGHIJKLMN);
257 
258       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp5x01234567lo, vp5x01234567hi));
259       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp5x01234567lo, vp5x01234567hi));
260       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vp5x89ABCDEFlo, vp5x89ABCDEFhi));
261       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vp5x89ABCDEFlo, vp5x89ABCDEFhi));
262       vaccGHIJ = _mm_add_epi32(vaccGHIJ, _mm_unpacklo_epi16(vp5xGHIJKLMNlo, vp5xGHIJKLMNhi));
263       vaccKLMN = _mm_add_epi32(vaccKLMN, _mm_unpackhi_epi16(vp5xGHIJKLMNlo, vp5xGHIJKLMNhi));
264 
265       const __m128i vi6x01234567 = _mm_loadl_epi64((const __m128i*) i6);
266       const __m128i vk6x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 144 * sizeof(int8_t)));
267       const __m128i vi6x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i6 + 8));
268       const __m128i vk6x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 152 * sizeof(int8_t)));
269       const __m128i vi6xGHIJKLMN = _mm_loadl_epi64((const __m128i*) (i6 + 16));
270       const __m128i vk6xGHIJKLMN = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 160 * sizeof(int8_t)));
271       i6 += 24;
272 
273       const __m128i vxi6x01234567 = _mm_unpacklo_epi8(vi6x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi6x01234567));
274       const __m128i vxk6x01234567 = _mm_unpacklo_epi8(vk6x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk6x01234567));
275       const __m128i vxi6x89ABCDEF = _mm_unpacklo_epi8(vi6x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vi6x89ABCDEF));
276       const __m128i vxk6x89ABCDEF = _mm_unpacklo_epi8(vk6x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vk6x89ABCDEF));
277       const __m128i vxi6xGHIJKLMN = _mm_unpacklo_epi8(vi6xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vi6xGHIJKLMN));
278       const __m128i vxk6xGHIJKLMN = _mm_unpacklo_epi8(vk6xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vk6xGHIJKLMN));
279 
280       const __m128i vp6x01234567lo = _mm_mullo_epi16(vxi6x01234567, vxk6x01234567);
281       const __m128i vp6x01234567hi = _mm_mulhi_epi16(vxi6x01234567, vxk6x01234567);
282       const __m128i vp6x89ABCDEFlo = _mm_mullo_epi16(vxi6x89ABCDEF, vxk6x89ABCDEF);
283       const __m128i vp6x89ABCDEFhi = _mm_mulhi_epi16(vxi6x89ABCDEF, vxk6x89ABCDEF);
284       const __m128i vp6xGHIJKLMNlo = _mm_mullo_epi16(vxi6xGHIJKLMN, vxk6xGHIJKLMN);
285       const __m128i vp6xGHIJKLMNhi = _mm_mulhi_epi16(vxi6xGHIJKLMN, vxk6xGHIJKLMN);
286 
287       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp6x01234567lo, vp6x01234567hi));
288       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp6x01234567lo, vp6x01234567hi));
289       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vp6x89ABCDEFlo, vp6x89ABCDEFhi));
290       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vp6x89ABCDEFlo, vp6x89ABCDEFhi));
291       vaccGHIJ = _mm_add_epi32(vaccGHIJ, _mm_unpacklo_epi16(vp6xGHIJKLMNlo, vp6xGHIJKLMNhi));
292       vaccKLMN = _mm_add_epi32(vaccKLMN, _mm_unpackhi_epi16(vp6xGHIJKLMNlo, vp6xGHIJKLMNhi));
293 
294       const __m128i vi7x01234567 = _mm_loadl_epi64((const __m128i*) i7);
295       const __m128i vk7x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 168 * sizeof(int8_t)));
296       const __m128i vi7x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i7 + 8));
297       const __m128i vk7x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 176 * sizeof(int8_t)));
298       const __m128i vi7xGHIJKLMN = _mm_loadl_epi64((const __m128i*) (i7 + 16));
299       const __m128i vk7xGHIJKLMN = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 184 * sizeof(int8_t)));
300       i7 += 24;
301 
302       const __m128i vxi7x01234567 = _mm_unpacklo_epi8(vi7x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi7x01234567));
303       const __m128i vxk7x01234567 = _mm_unpacklo_epi8(vk7x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk7x01234567));
304       const __m128i vxi7x89ABCDEF = _mm_unpacklo_epi8(vi7x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vi7x89ABCDEF));
305       const __m128i vxk7x89ABCDEF = _mm_unpacklo_epi8(vk7x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vk7x89ABCDEF));
306       const __m128i vxi7xGHIJKLMN = _mm_unpacklo_epi8(vi7xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vi7xGHIJKLMN));
307       const __m128i vxk7xGHIJKLMN = _mm_unpacklo_epi8(vk7xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vk7xGHIJKLMN));
308 
309       const __m128i vp7x01234567lo = _mm_mullo_epi16(vxi7x01234567, vxk7x01234567);
310       const __m128i vp7x01234567hi = _mm_mulhi_epi16(vxi7x01234567, vxk7x01234567);
311       const __m128i vp7x89ABCDEFlo = _mm_mullo_epi16(vxi7x89ABCDEF, vxk7x89ABCDEF);
312       const __m128i vp7x89ABCDEFhi = _mm_mulhi_epi16(vxi7x89ABCDEF, vxk7x89ABCDEF);
313       const __m128i vp7xGHIJKLMNlo = _mm_mullo_epi16(vxi7xGHIJKLMN, vxk7xGHIJKLMN);
314       const __m128i vp7xGHIJKLMNhi = _mm_mulhi_epi16(vxi7xGHIJKLMN, vxk7xGHIJKLMN);
315 
316       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp7x01234567lo, vp7x01234567hi));
317       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp7x01234567lo, vp7x01234567hi));
318       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vp7x89ABCDEFlo, vp7x89ABCDEFhi));
319       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vp7x89ABCDEFlo, vp7x89ABCDEFhi));
320       vaccGHIJ = _mm_add_epi32(vaccGHIJ, _mm_unpacklo_epi16(vp7xGHIJKLMNlo, vp7xGHIJKLMNhi));
321       vaccKLMN = _mm_add_epi32(vaccKLMN, _mm_unpackhi_epi16(vp7xGHIJKLMNlo, vp7xGHIJKLMNhi));
322 
323       const __m128i vi8x01234567 = _mm_loadl_epi64((const __m128i*) i8);
324       const __m128i vk8x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 192 * sizeof(int8_t)));
325       const __m128i vi8x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i8 + 8));
326       const __m128i vk8x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 200 * sizeof(int8_t)));
327       const __m128i vi8xGHIJKLMN = _mm_loadl_epi64((const __m128i*) (i8 + 16));
328       const __m128i vk8xGHIJKLMN = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 24 * sizeof(int32_t) + 208 * sizeof(int8_t)));
329       i8 += 24;
330 
331       const __m128i vxi8x01234567 = _mm_unpacklo_epi8(vi8x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi8x01234567));
332       const __m128i vxk8x01234567 = _mm_unpacklo_epi8(vk8x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk8x01234567));
333       const __m128i vxi8x89ABCDEF = _mm_unpacklo_epi8(vi8x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vi8x89ABCDEF));
334       const __m128i vxk8x89ABCDEF = _mm_unpacklo_epi8(vk8x89ABCDEF, _mm_cmpgt_epi8(_mm_setzero_si128(), vk8x89ABCDEF));
335       const __m128i vxi8xGHIJKLMN = _mm_unpacklo_epi8(vi8xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vi8xGHIJKLMN));
336       const __m128i vxk8xGHIJKLMN = _mm_unpacklo_epi8(vk8xGHIJKLMN, _mm_cmpgt_epi8(_mm_setzero_si128(), vk8xGHIJKLMN));
337 
338       const __m128i vp8x01234567lo = _mm_mullo_epi16(vxi8x01234567, vxk8x01234567);
339       const __m128i vp8x01234567hi = _mm_mulhi_epi16(vxi8x01234567, vxk8x01234567);
340       const __m128i vp8x89ABCDEFlo = _mm_mullo_epi16(vxi8x89ABCDEF, vxk8x89ABCDEF);
341       const __m128i vp8x89ABCDEFhi = _mm_mulhi_epi16(vxi8x89ABCDEF, vxk8x89ABCDEF);
342       const __m128i vp8xGHIJKLMNlo = _mm_mullo_epi16(vxi8xGHIJKLMN, vxk8xGHIJKLMN);
343       const __m128i vp8xGHIJKLMNhi = _mm_mulhi_epi16(vxi8xGHIJKLMN, vxk8xGHIJKLMN);
344 
345       vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp8x01234567lo, vp8x01234567hi));
346       vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp8x01234567lo, vp8x01234567hi));
347       vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vp8x89ABCDEFlo, vp8x89ABCDEFhi));
348       vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vp8x89ABCDEFlo, vp8x89ABCDEFhi));
349       vaccGHIJ = _mm_add_epi32(vaccGHIJ, _mm_unpacklo_epi16(vp8xGHIJKLMNlo, vp8xGHIJKLMNhi));
350       vaccKLMN = _mm_add_epi32(vaccKLMN, _mm_unpackhi_epi16(vp8xGHIJKLMNlo, vp8xGHIJKLMNhi));
351 
352       w = (const void*) ((uintptr_t) w + 24 * sizeof(int32_t) + 216 * sizeof(int8_t));
353 
354       const __m128i vmultiplier = _mm_load_si128((const __m128i*) params->sse2.multiplier);
355       const __m128i vrounding = _mm_load_si128((const __m128i*) params->sse2.rounding);
356 
357       const __m128i vnmask0123 = _mm_cmpgt_epi32(_mm_setzero_si128(), vacc0123);
358       const __m128i vnmask4567 = _mm_cmpgt_epi32(_mm_setzero_si128(), vacc4567);
359       const __m128i vnmask89AB = _mm_cmpgt_epi32(_mm_setzero_si128(), vacc89AB);
360       const __m128i vnmaskCDEF = _mm_cmpgt_epi32(_mm_setzero_si128(), vaccCDEF);
361       const __m128i vnmaskGHIJ = _mm_cmpgt_epi32(_mm_setzero_si128(), vaccGHIJ);
362       const __m128i vnmaskKLMN = _mm_cmpgt_epi32(_mm_setzero_si128(), vaccKLMN);
363 
364       const __m128i vabsacc0123 = _mm_sub_epi32(_mm_xor_si128(vacc0123, vnmask0123), vnmask0123);
365       const __m128i vabsacc4567 = _mm_sub_epi32(_mm_xor_si128(vacc4567, vnmask4567), vnmask4567);
366       const __m128i vabsacc89AB = _mm_sub_epi32(_mm_xor_si128(vacc89AB, vnmask89AB), vnmask89AB);
367       const __m128i vabsaccCDEF = _mm_sub_epi32(_mm_xor_si128(vaccCDEF, vnmaskCDEF), vnmaskCDEF);
368       const __m128i vabsaccGHIJ = _mm_sub_epi32(_mm_xor_si128(vaccGHIJ, vnmaskGHIJ), vnmaskGHIJ);
369       const __m128i vabsaccKLMN = _mm_sub_epi32(_mm_xor_si128(vaccKLMN, vnmaskKLMN), vnmaskKLMN);
370 
371       const __m128i vabsacc13 = _mm_shuffle_epi32(vabsacc0123, _MM_SHUFFLE(3, 3, 1, 1));
372       const __m128i vabsprod02 = _mm_mul_epu32(vabsacc0123, vmultiplier);
373       const __m128i vabsprod13 = _mm_mul_epu32(vabsacc13, vmultiplier);
374       const __m128i vabsacc57 = _mm_shuffle_epi32(vabsacc4567, _MM_SHUFFLE(3, 3, 1, 1));
375       const __m128i vabsprod46 = _mm_mul_epu32(vabsacc4567, vmultiplier);
376       const __m128i vabsprod57 = _mm_mul_epu32(vabsacc57, vmultiplier);
377       const __m128i vabsacc9B = _mm_shuffle_epi32(vabsacc89AB, _MM_SHUFFLE(3, 3, 1, 1));
378       const __m128i vabsprod8A = _mm_mul_epu32(vabsacc89AB, vmultiplier);
379       const __m128i vabsprod9B = _mm_mul_epu32(vabsacc9B, vmultiplier);
380       const __m128i vabsaccDF = _mm_shuffle_epi32(vabsaccCDEF, _MM_SHUFFLE(3, 3, 1, 1));
381       const __m128i vabsprodCE = _mm_mul_epu32(vabsaccCDEF, vmultiplier);
382       const __m128i vabsprodDF = _mm_mul_epu32(vabsaccDF, vmultiplier);
383       const __m128i vabsaccHJ = _mm_shuffle_epi32(vabsaccGHIJ, _MM_SHUFFLE(3, 3, 1, 1));
384       const __m128i vabsprodGI = _mm_mul_epu32(vabsaccGHIJ, vmultiplier);
385       const __m128i vabsprodHJ = _mm_mul_epu32(vabsaccHJ, vmultiplier);
386       const __m128i vabsaccLN = _mm_shuffle_epi32(vabsaccKLMN, _MM_SHUFFLE(3, 3, 1, 1));
387       const __m128i vabsprodKM = _mm_mul_epu32(vabsaccKLMN, vmultiplier);
388       const __m128i vabsprodLN = _mm_mul_epu32(vabsaccLN, vmultiplier);
389 
390       const __m128i vnmask02 = _mm_shuffle_epi32(vnmask0123, _MM_SHUFFLE(2, 2, 0, 0));
391       const __m128i vnmask13 = _mm_shuffle_epi32(vnmask0123, _MM_SHUFFLE(3, 3, 1, 1));
392       const __m128i vnmask46 = _mm_shuffle_epi32(vnmask4567, _MM_SHUFFLE(2, 2, 0, 0));
393       const __m128i vnmask57 = _mm_shuffle_epi32(vnmask4567, _MM_SHUFFLE(3, 3, 1, 1));
394       const __m128i vnmask8A = _mm_shuffle_epi32(vnmask89AB, _MM_SHUFFLE(2, 2, 0, 0));
395       const __m128i vnmask9B = _mm_shuffle_epi32(vnmask89AB, _MM_SHUFFLE(3, 3, 1, 1));
396       const __m128i vnmaskCE = _mm_shuffle_epi32(vnmaskCDEF, _MM_SHUFFLE(2, 2, 0, 0));
397       const __m128i vnmaskDF = _mm_shuffle_epi32(vnmaskCDEF, _MM_SHUFFLE(3, 3, 1, 1));
398       const __m128i vnmaskGI = _mm_shuffle_epi32(vnmaskGHIJ, _MM_SHUFFLE(2, 2, 0, 0));
399       const __m128i vnmaskHJ = _mm_shuffle_epi32(vnmaskGHIJ, _MM_SHUFFLE(3, 3, 1, 1));
400       const __m128i vnmaskKM = _mm_shuffle_epi32(vnmaskKLMN, _MM_SHUFFLE(2, 2, 0, 0));
401       const __m128i vnmaskLN = _mm_shuffle_epi32(vnmaskKLMN, _MM_SHUFFLE(3, 3, 1, 1));
402 
403       const __m128i vprod02 = _mm_sub_epi64(_mm_xor_si128(vabsprod02, vnmask02), vnmask02);
404       const __m128i vprod13 = _mm_sub_epi64(_mm_xor_si128(vabsprod13, vnmask13), vnmask13);
405       const __m128i vprod46 = _mm_sub_epi64(_mm_xor_si128(vabsprod46, vnmask46), vnmask46);
406       const __m128i vprod57 = _mm_sub_epi64(_mm_xor_si128(vabsprod57, vnmask57), vnmask57);
407       const __m128i vprod8A = _mm_sub_epi64(_mm_xor_si128(vabsprod8A, vnmask8A), vnmask8A);
408       const __m128i vprod9B = _mm_sub_epi64(_mm_xor_si128(vabsprod9B, vnmask9B), vnmask9B);
409       const __m128i vprodCE = _mm_sub_epi64(_mm_xor_si128(vabsprodCE, vnmaskCE), vnmaskCE);
410       const __m128i vprodDF = _mm_sub_epi64(_mm_xor_si128(vabsprodDF, vnmaskDF), vnmaskDF);
411       const __m128i vprodGI = _mm_sub_epi64(_mm_xor_si128(vabsprodGI, vnmaskGI), vnmaskGI);
412       const __m128i vprodHJ = _mm_sub_epi64(_mm_xor_si128(vabsprodHJ, vnmaskHJ), vnmaskHJ);
413       const __m128i vprodKM = _mm_sub_epi64(_mm_xor_si128(vabsprodKM, vnmaskKM), vnmaskKM);
414       const __m128i vprodLN = _mm_sub_epi64(_mm_xor_si128(vabsprodLN, vnmaskLN), vnmaskLN);
415 
416       const __m128i vq31prod02 = _mm_srli_epi64(_mm_add_epi64(vprod02, vrounding), 31);
417       const __m128i vq31prod13 = _mm_srli_epi64(_mm_add_epi64(vprod13, vrounding), 31);
418       const __m128i vq31prod46 = _mm_srli_epi64(_mm_add_epi64(vprod46, vrounding), 31);
419       const __m128i vq31prod57 = _mm_srli_epi64(_mm_add_epi64(vprod57, vrounding), 31);
420       const __m128i vq31prod8A = _mm_srli_epi64(_mm_add_epi64(vprod8A, vrounding), 31);
421       const __m128i vq31prod9B = _mm_srli_epi64(_mm_add_epi64(vprod9B, vrounding), 31);
422       const __m128i vq31prodCE = _mm_srli_epi64(_mm_add_epi64(vprodCE, vrounding), 31);
423       const __m128i vq31prodDF = _mm_srli_epi64(_mm_add_epi64(vprodDF, vrounding), 31);
424       const __m128i vq31prodGI = _mm_srli_epi64(_mm_add_epi64(vprodGI, vrounding), 31);
425       const __m128i vq31prodHJ = _mm_srli_epi64(_mm_add_epi64(vprodHJ, vrounding), 31);
426       const __m128i vq31prodKM = _mm_srli_epi64(_mm_add_epi64(vprodKM, vrounding), 31);
427       const __m128i vq31prodLN = _mm_srli_epi64(_mm_add_epi64(vprodLN, vrounding), 31);
428 
429       const __m128i vq31prod0213 = _mm_castps_si128(_mm_shuffle_ps(
430           _mm_castsi128_ps(vq31prod02), _mm_castsi128_ps(vq31prod13), _MM_SHUFFLE(2, 0, 2, 0)));
431       const __m128i vq31prod4657 = _mm_castps_si128(_mm_shuffle_ps(
432           _mm_castsi128_ps(vq31prod46), _mm_castsi128_ps(vq31prod57), _MM_SHUFFLE(2, 0, 2, 0)));
433       const __m128i vq31prod8A9B = _mm_castps_si128(_mm_shuffle_ps(
434           _mm_castsi128_ps(vq31prod8A), _mm_castsi128_ps(vq31prod9B), _MM_SHUFFLE(2, 0, 2, 0)));
435       const __m128i vq31prodCEDF = _mm_castps_si128(_mm_shuffle_ps(
436           _mm_castsi128_ps(vq31prodCE), _mm_castsi128_ps(vq31prodDF), _MM_SHUFFLE(2, 0, 2, 0)));
437       const __m128i vq31prodGIHJ = _mm_castps_si128(_mm_shuffle_ps(
438           _mm_castsi128_ps(vq31prodGI), _mm_castsi128_ps(vq31prodHJ), _MM_SHUFFLE(2, 0, 2, 0)));
439       const __m128i vq31prodKMLN = _mm_castps_si128(_mm_shuffle_ps(
440           _mm_castsi128_ps(vq31prodKM), _mm_castsi128_ps(vq31prodLN), _MM_SHUFFLE(2, 0, 2, 0)));
441 
442       const __m128i vq31prod0123 = _mm_shuffle_epi32(vq31prod0213, _MM_SHUFFLE(3, 1, 2, 0));
443       const __m128i vq31prod4567 = _mm_shuffle_epi32(vq31prod4657, _MM_SHUFFLE(3, 1, 2, 0));
444       const __m128i vq31prod89AB = _mm_shuffle_epi32(vq31prod8A9B, _MM_SHUFFLE(3, 1, 2, 0));
445       const __m128i vq31prodCDEF = _mm_shuffle_epi32(vq31prodCEDF, _MM_SHUFFLE(3, 1, 2, 0));
446       const __m128i vq31prodGHIJ = _mm_shuffle_epi32(vq31prodGIHJ, _MM_SHUFFLE(3, 1, 2, 0));
447       const __m128i vq31prodKLMN = _mm_shuffle_epi32(vq31prodKMLN, _MM_SHUFFLE(3, 1, 2, 0));
448 
449       const __m128i vremainder_mask = _mm_load_si128((const __m128i*) params->sse2.remainder_mask);
450       const __m128i vrem0123 =
451         _mm_add_epi32(_mm_and_si128(vq31prod0123, vremainder_mask), _mm_cmpgt_epi32(_mm_setzero_si128(), vq31prod0123));
452       const __m128i vrem4567 =
453         _mm_add_epi32(_mm_and_si128(vq31prod4567, vremainder_mask), _mm_cmpgt_epi32(_mm_setzero_si128(), vq31prod4567));
454       const __m128i vrem89AB =
455         _mm_add_epi32(_mm_and_si128(vq31prod89AB, vremainder_mask), _mm_cmpgt_epi32(_mm_setzero_si128(), vq31prod89AB));
456       const __m128i vremCDEF =
457         _mm_add_epi32(_mm_and_si128(vq31prodCDEF, vremainder_mask), _mm_cmpgt_epi32(_mm_setzero_si128(), vq31prodCDEF));
458       const __m128i vremGHIJ =
459         _mm_add_epi32(_mm_and_si128(vq31prodGHIJ, vremainder_mask), _mm_cmpgt_epi32(_mm_setzero_si128(), vq31prodGHIJ));
460       const __m128i vremKLMN =
461         _mm_add_epi32(_mm_and_si128(vq31prodKLMN, vremainder_mask), _mm_cmpgt_epi32(_mm_setzero_si128(), vq31prodKLMN));
462 
463       const __m128i vremainder_threshold = _mm_load_si128((const __m128i*) params->sse2.remainder_threshold);
464       const __m128i vshift = _mm_load_si128((const __m128i*) params->sse2.shift);
465       vacc0123 =
466         _mm_sub_epi32(_mm_sra_epi32(vq31prod0123, vshift), _mm_cmpgt_epi32(vrem0123, vremainder_threshold));
467       vacc4567 =
468         _mm_sub_epi32(_mm_sra_epi32(vq31prod4567, vshift), _mm_cmpgt_epi32(vrem4567, vremainder_threshold));
469       vacc89AB =
470         _mm_sub_epi32(_mm_sra_epi32(vq31prod89AB, vshift), _mm_cmpgt_epi32(vrem89AB, vremainder_threshold));
471       vaccCDEF =
472         _mm_sub_epi32(_mm_sra_epi32(vq31prodCDEF, vshift), _mm_cmpgt_epi32(vremCDEF, vremainder_threshold));
473       vaccGHIJ =
474         _mm_sub_epi32(_mm_sra_epi32(vq31prodGHIJ, vshift), _mm_cmpgt_epi32(vremGHIJ, vremainder_threshold));
475       vaccKLMN =
476         _mm_sub_epi32(_mm_sra_epi32(vq31prodKLMN, vshift), _mm_cmpgt_epi32(vremKLMN, vremainder_threshold));
477 
478       const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->sse2.output_zero_point);
479       __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
480       __m128i vout89ABCDEF = _mm_adds_epi16(_mm_packs_epi32(vacc89AB, vaccCDEF), voutput_zero_point);
481       __m128i voutGHIJKLMN = _mm_adds_epi16(_mm_packs_epi32(vaccGHIJ, vaccKLMN), voutput_zero_point);
482 
483       const __m128i voutput_min = _mm_load_si128((const __m128i*) params->sse2.output_min);
484       const __m128i voutput_max = _mm_load_si128((const __m128i*) params->sse2.output_max);
485       vout01234567 = _mm_min_epi16(_mm_max_epi16(vout01234567, voutput_min), voutput_max);
486       vout89ABCDEF = _mm_min_epi16(_mm_max_epi16(vout89ABCDEF, voutput_min), voutput_max);
487       voutGHIJKLMN = _mm_min_epi16(_mm_max_epi16(voutGHIJKLMN, voutput_min), voutput_max);
488 
489       __m128i vout0123456789ABCDEF = _mm_packs_epi16(vout01234567, vout89ABCDEF);
490       __m128i voutGHIJKLMNGHIJKLMN = _mm_packs_epi16(voutGHIJKLMN, voutGHIJKLMN);
491 
492       _mm_storeu_si128((__m128i*) output, vout0123456789ABCDEF);
493       _mm_storel_epi64((__m128i*) (output + 16), voutGHIJKLMNGHIJKLMN);
494       output += 24;
495     }
496     if XNN_UNLIKELY(c != 0) {
497       const int8_t* k = (const int8_t*) ((uintptr_t) w + 24 * sizeof(int32_t));
498       do {
499         __m128i vacc0123 = _mm_loadu_si128((const __m128i*) w);
500         __m128i vacc4567 = _mm_loadu_si128((const __m128i*) ((uintptr_t) w + 4 * sizeof(int32_t)));
501 
502 
503         const __m128i vi0x01234567 = _mm_loadl_epi64((const __m128i*) i0);
504         const __m128i vk0x01234567 = _mm_loadl_epi64((const __m128i*) k);
505         i0 += 8;
506 
507         const __m128i vxi0x01234567 = _mm_unpacklo_epi8(vi0x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi0x01234567));
508         const __m128i vxk0x01234567 = _mm_unpacklo_epi8(vk0x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk0x01234567));
509 
510         const __m128i vp0x01234567lo = _mm_mullo_epi16(vxi0x01234567, vxk0x01234567);
511         const __m128i vp0x01234567hi = _mm_mulhi_epi16(vxi0x01234567, vxk0x01234567);
512 
513         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp0x01234567lo, vp0x01234567hi));
514         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp0x01234567lo, vp0x01234567hi));
515 
516         const __m128i vi1x01234567 = _mm_loadl_epi64((const __m128i*) i1);
517         const __m128i vk1x01234567 = _mm_loadl_epi64((const __m128i*) (k + 24));
518         i1 += 8;
519 
520         const __m128i vxi1x01234567 = _mm_unpacklo_epi8(vi1x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi1x01234567));
521         const __m128i vxk1x01234567 = _mm_unpacklo_epi8(vk1x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk1x01234567));
522 
523         const __m128i vp1x01234567lo = _mm_mullo_epi16(vxi1x01234567, vxk1x01234567);
524         const __m128i vp1x01234567hi = _mm_mulhi_epi16(vxi1x01234567, vxk1x01234567);
525 
526         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp1x01234567lo, vp1x01234567hi));
527         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp1x01234567lo, vp1x01234567hi));
528 
529         const __m128i vi2x01234567 = _mm_loadl_epi64((const __m128i*) i2);
530         const __m128i vk2x01234567 = _mm_loadl_epi64((const __m128i*) (k + 48));
531         i2 += 8;
532 
533         const __m128i vxi2x01234567 = _mm_unpacklo_epi8(vi2x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi2x01234567));
534         const __m128i vxk2x01234567 = _mm_unpacklo_epi8(vk2x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk2x01234567));
535 
536         const __m128i vp2x01234567lo = _mm_mullo_epi16(vxi2x01234567, vxk2x01234567);
537         const __m128i vp2x01234567hi = _mm_mulhi_epi16(vxi2x01234567, vxk2x01234567);
538 
539         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp2x01234567lo, vp2x01234567hi));
540         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp2x01234567lo, vp2x01234567hi));
541 
542         const __m128i vi3x01234567 = _mm_loadl_epi64((const __m128i*) i3);
543         const __m128i vk3x01234567 = _mm_loadl_epi64((const __m128i*) (k + 72));
544         i3 += 8;
545 
546         const __m128i vxi3x01234567 = _mm_unpacklo_epi8(vi3x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi3x01234567));
547         const __m128i vxk3x01234567 = _mm_unpacklo_epi8(vk3x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk3x01234567));
548 
549         const __m128i vp3x01234567lo = _mm_mullo_epi16(vxi3x01234567, vxk3x01234567);
550         const __m128i vp3x01234567hi = _mm_mulhi_epi16(vxi3x01234567, vxk3x01234567);
551 
552         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp3x01234567lo, vp3x01234567hi));
553         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp3x01234567lo, vp3x01234567hi));
554 
555         const __m128i vi4x01234567 = _mm_loadl_epi64((const __m128i*) i4);
556         const __m128i vk4x01234567 = _mm_loadl_epi64((const __m128i*) (k + 96));
557         i4 += 8;
558 
559         const __m128i vxi4x01234567 = _mm_unpacklo_epi8(vi4x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi4x01234567));
560         const __m128i vxk4x01234567 = _mm_unpacklo_epi8(vk4x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk4x01234567));
561 
562         const __m128i vp4x01234567lo = _mm_mullo_epi16(vxi4x01234567, vxk4x01234567);
563         const __m128i vp4x01234567hi = _mm_mulhi_epi16(vxi4x01234567, vxk4x01234567);
564 
565         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp4x01234567lo, vp4x01234567hi));
566         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp4x01234567lo, vp4x01234567hi));
567 
568         const __m128i vi5x01234567 = _mm_loadl_epi64((const __m128i*) i5);
569         const __m128i vk5x01234567 = _mm_loadl_epi64((const __m128i*) (k + 120));
570         i5 += 8;
571 
572         const __m128i vxi5x01234567 = _mm_unpacklo_epi8(vi5x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi5x01234567));
573         const __m128i vxk5x01234567 = _mm_unpacklo_epi8(vk5x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk5x01234567));
574 
575         const __m128i vp5x01234567lo = _mm_mullo_epi16(vxi5x01234567, vxk5x01234567);
576         const __m128i vp5x01234567hi = _mm_mulhi_epi16(vxi5x01234567, vxk5x01234567);
577 
578         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp5x01234567lo, vp5x01234567hi));
579         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp5x01234567lo, vp5x01234567hi));
580 
581         const __m128i vi6x01234567 = _mm_loadl_epi64((const __m128i*) i6);
582         const __m128i vk6x01234567 = _mm_loadl_epi64((const __m128i*) (k + 144));
583         i6 += 8;
584 
585         const __m128i vxi6x01234567 = _mm_unpacklo_epi8(vi6x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi6x01234567));
586         const __m128i vxk6x01234567 = _mm_unpacklo_epi8(vk6x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk6x01234567));
587 
588         const __m128i vp6x01234567lo = _mm_mullo_epi16(vxi6x01234567, vxk6x01234567);
589         const __m128i vp6x01234567hi = _mm_mulhi_epi16(vxi6x01234567, vxk6x01234567);
590 
591         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp6x01234567lo, vp6x01234567hi));
592         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp6x01234567lo, vp6x01234567hi));
593 
594         const __m128i vi7x01234567 = _mm_loadl_epi64((const __m128i*) i7);
595         const __m128i vk7x01234567 = _mm_loadl_epi64((const __m128i*) (k + 168));
596         i7 += 8;
597 
598         const __m128i vxi7x01234567 = _mm_unpacklo_epi8(vi7x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi7x01234567));
599         const __m128i vxk7x01234567 = _mm_unpacklo_epi8(vk7x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk7x01234567));
600 
601         const __m128i vp7x01234567lo = _mm_mullo_epi16(vxi7x01234567, vxk7x01234567);
602         const __m128i vp7x01234567hi = _mm_mulhi_epi16(vxi7x01234567, vxk7x01234567);
603 
604         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp7x01234567lo, vp7x01234567hi));
605         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp7x01234567lo, vp7x01234567hi));
606 
607         const __m128i vi8x01234567 = _mm_loadl_epi64((const __m128i*) i8);
608         const __m128i vk8x01234567 = _mm_loadl_epi64((const __m128i*) (k + 192));
609         i8 += 8;
610 
611         const __m128i vxi8x01234567 = _mm_unpacklo_epi8(vi8x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vi8x01234567));
612         const __m128i vxk8x01234567 = _mm_unpacklo_epi8(vk8x01234567, _mm_cmpgt_epi8(_mm_setzero_si128(), vk8x01234567));
613 
614         const __m128i vp8x01234567lo = _mm_mullo_epi16(vxi8x01234567, vxk8x01234567);
615         const __m128i vp8x01234567hi = _mm_mulhi_epi16(vxi8x01234567, vxk8x01234567);
616 
617         vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vp8x01234567lo, vp8x01234567hi));
618         vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vp8x01234567lo, vp8x01234567hi));
619 
620         w = (const void*) ((uintptr_t) w + 8 * sizeof(int32_t));
621         k += 8;
622 
623         const __m128i vmultiplier = _mm_load_si128((const __m128i*) params->sse2.multiplier);
624         const __m128i vrounding = _mm_load_si128((const __m128i*) params->sse2.rounding);
625 
626         const __m128i vnmask0123 = _mm_cmpgt_epi32(_mm_setzero_si128(), vacc0123);
627         const __m128i vnmask4567 = _mm_cmpgt_epi32(_mm_setzero_si128(), vacc4567);
628 
629         const __m128i vabsacc0123 = _mm_sub_epi32(_mm_xor_si128(vacc0123, vnmask0123), vnmask0123);
630         const __m128i vabsacc4567 = _mm_sub_epi32(_mm_xor_si128(vacc4567, vnmask4567), vnmask4567);
631 
632         const __m128i vabsacc13 = _mm_shuffle_epi32(vabsacc0123, _MM_SHUFFLE(3, 3, 1, 1));
633         const __m128i vabsacc57 = _mm_shuffle_epi32(vabsacc4567, _MM_SHUFFLE(3, 3, 1, 1));
634 
635         const __m128i vabsprod02 = _mm_mul_epu32(vabsacc0123, vmultiplier);
636         const __m128i vabsprod13 = _mm_mul_epu32(vabsacc13, vmultiplier);
637         const __m128i vabsprod46 = _mm_mul_epu32(vabsacc4567, vmultiplier);
638         const __m128i vabsprod57 = _mm_mul_epu32(vabsacc57, vmultiplier);
639 
640         const __m128i vnmask02 = _mm_shuffle_epi32(vnmask0123, _MM_SHUFFLE(2, 2, 0, 0));
641         const __m128i vnmask13 = _mm_shuffle_epi32(vnmask0123, _MM_SHUFFLE(3, 3, 1, 1));
642         const __m128i vnmask46 = _mm_shuffle_epi32(vnmask4567, _MM_SHUFFLE(2, 2, 0, 0));
643         const __m128i vnmask57 = _mm_shuffle_epi32(vnmask4567, _MM_SHUFFLE(3, 3, 1, 1));
644 
645         const __m128i vprod02 = _mm_sub_epi64(_mm_xor_si128(vabsprod02, vnmask02), vnmask02);
646         const __m128i vprod13 = _mm_sub_epi64(_mm_xor_si128(vabsprod13, vnmask13), vnmask13);
647         const __m128i vprod46 = _mm_sub_epi64(_mm_xor_si128(vabsprod46, vnmask46), vnmask46);
648         const __m128i vprod57 = _mm_sub_epi64(_mm_xor_si128(vabsprod57, vnmask57), vnmask57);
649 
650         const __m128i vq31prod02 = _mm_srli_epi64(_mm_add_epi64(vprod02, vrounding), 31);
651         const __m128i vq31prod13 = _mm_srli_epi64(_mm_add_epi64(vprod13, vrounding), 31);
652         const __m128i vq31prod46 = _mm_srli_epi64(_mm_add_epi64(vprod46, vrounding), 31);
653         const __m128i vq31prod57 = _mm_srli_epi64(_mm_add_epi64(vprod57, vrounding), 31);
654 
655         const __m128i vq31prod0213 = _mm_castps_si128(_mm_shuffle_ps(
656             _mm_castsi128_ps(vq31prod02), _mm_castsi128_ps(vq31prod13), _MM_SHUFFLE(2, 0, 2, 0)));
657         const __m128i vq31prod4657 = _mm_castps_si128(_mm_shuffle_ps(
658             _mm_castsi128_ps(vq31prod46), _mm_castsi128_ps(vq31prod57), _MM_SHUFFLE(2, 0, 2, 0)));
659 
660         const __m128i vq31prod0123 = _mm_shuffle_epi32(vq31prod0213, _MM_SHUFFLE(3, 1, 2, 0));
661         const __m128i vq31prod4567 = _mm_shuffle_epi32(vq31prod4657, _MM_SHUFFLE(3, 1, 2, 0));
662 
663         const __m128i vremainder_mask = _mm_load_si128((const __m128i*) params->sse2.remainder_mask);
664         const __m128i vrem0123 =
665           _mm_add_epi32(_mm_and_si128(vq31prod0123, vremainder_mask), _mm_cmpgt_epi32(_mm_setzero_si128(), vq31prod0123));
666         const __m128i vrem4567 =
667           _mm_add_epi32(_mm_and_si128(vq31prod4567, vremainder_mask), _mm_cmpgt_epi32(_mm_setzero_si128(), vq31prod4567));
668 
669         const __m128i vremainder_threshold = _mm_load_si128((const __m128i*) params->sse2.remainder_threshold);
670         const __m128i vshift = _mm_load_si128((const __m128i*) params->sse2.shift);
671         vacc0123 =
672           _mm_sub_epi32(_mm_sra_epi32(vq31prod0123, vshift), _mm_cmpgt_epi32(vrem0123, vremainder_threshold));
673         vacc4567 =
674           _mm_sub_epi32(_mm_sra_epi32(vq31prod4567, vshift), _mm_cmpgt_epi32(vrem4567, vremainder_threshold));
675 
676         const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->sse2.output_zero_point);
677         __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
678 
679         const __m128i voutput_min = _mm_load_si128((const __m128i*) params->sse2.output_min);
680         const __m128i voutput_max = _mm_load_si128((const __m128i*) params->sse2.output_max);
681         vout01234567 = _mm_min_epi16(_mm_max_epi16(vout01234567, voutput_min), voutput_max);
682 
683         __m128i vout0123456701234567 = _mm_packs_epi16(vout01234567, vout01234567);
684 
685         if XNN_LIKELY(c >= 8) {
686           _mm_storel_epi64((__m128i*) output, vout0123456701234567);
687           output += 8;
688           c -= 8;
689         } else {
690           if (c & 4) {
691             *((uint32_t*) output) = (uint32_t) _mm_cvtsi128_si32(vout0123456701234567);
692             vout0123456701234567 = _mm_srli_epi64(vout0123456701234567, 32);
693             output += 4;
694           }
695           if (c & 2) {
696             *((uint16_t*) output) = (uint16_t) _mm_extract_epi16(vout0123456701234567, 0);
697             vout0123456701234567 = _mm_srli_epi32(vout0123456701234567, 16);
698             output += 2;
699           }
700           if (c & 1) {
701             *output = (int32_t) _mm_cvtsi128_si32(vout0123456701234567);
702             output += 1;
703           }
704           c = 0;
705         }
706       } while (c != 0);
707     }
708 
709     output = (int8_t*) ((uintptr_t) output + output_increment);
710   } while (--output_width != 0);
711 }
712