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 #include <xnnpack/unaligned.h>
16
17
xnn_qu8_dwconv_minmax_fp32_ukernel_up16x25__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)])18 void xnn_qu8_dwconv_minmax_fp32_ukernel_up16x25__sse2_mul16(
19 size_t channels,
20 size_t output_width,
21 const uint8_t** input,
22 const void* weights,
23 uint8_t* output,
24 size_t input_stride,
25 size_t output_increment,
26 size_t input_offset,
27 const uint8_t* zero,
28 const union xnn_qu8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
29 {
30 assert(channels != 0);
31 assert(output_width != 0);
32
33 do {
34 const uint8_t* i0 = input[0];
35 assert(i0 != NULL);
36 if XNN_UNPREDICTABLE(i0 != zero) {
37 i0 = (const uint8_t*) ((uintptr_t) i0 + input_offset);
38 }
39 const uint8_t* i1 = input[1];
40 assert(i1 != NULL);
41 if XNN_UNPREDICTABLE(i1 != zero) {
42 i1 = (const uint8_t*) ((uintptr_t) i1 + input_offset);
43 }
44 const uint8_t* i2 = input[2];
45 assert(i2 != NULL);
46 if XNN_UNPREDICTABLE(i2 != zero) {
47 i2 = (const uint8_t*) ((uintptr_t) i2 + input_offset);
48 }
49 const uint8_t* i3 = input[3];
50 assert(i3 != NULL);
51 if XNN_UNPREDICTABLE(i3 != zero) {
52 i3 = (const uint8_t*) ((uintptr_t) i3 + input_offset);
53 }
54 const uint8_t* i4 = input[4];
55 assert(i4 != NULL);
56 if XNN_UNPREDICTABLE(i4 != zero) {
57 i4 = (const uint8_t*) ((uintptr_t) i4 + input_offset);
58 }
59 const uint8_t* i5 = input[5];
60 assert(i5 != NULL);
61 if XNN_UNPREDICTABLE(i5 != zero) {
62 i5 = (const uint8_t*) ((uintptr_t) i5 + input_offset);
63 }
64 const uint8_t* i6 = input[6];
65 assert(i6 != NULL);
66 if XNN_UNPREDICTABLE(i6 != zero) {
67 i6 = (const uint8_t*) ((uintptr_t) i6 + input_offset);
68 }
69 const uint8_t* i7 = input[7];
70 assert(i7 != NULL);
71 if XNN_UNPREDICTABLE(i7 != zero) {
72 i7 = (const uint8_t*) ((uintptr_t) i7 + input_offset);
73 }
74 const uint8_t* i8 = input[8];
75 assert(i8 != NULL);
76 if XNN_UNPREDICTABLE(i8 != zero) {
77 i8 = (const uint8_t*) ((uintptr_t) i8 + input_offset);
78 }
79 const uint8_t* i9 = input[9];
80 assert(i9 != NULL);
81 if XNN_UNPREDICTABLE(i9 != zero) {
82 i9 = (const uint8_t*) ((uintptr_t) i9 + input_offset);
83 }
84 const uint8_t* i10 = input[10];
85 assert(i10 != NULL);
86 if XNN_UNPREDICTABLE(i10 != zero) {
87 i10 = (const uint8_t*) ((uintptr_t) i10 + input_offset);
88 }
89 const uint8_t* i11 = input[11];
90 assert(i11 != NULL);
91 if XNN_UNPREDICTABLE(i11 != zero) {
92 i11 = (const uint8_t*) ((uintptr_t) i11 + input_offset);
93 }
94 const uint8_t* i12 = input[12];
95 assert(i12 != NULL);
96 if XNN_UNPREDICTABLE(i12 != zero) {
97 i12 = (const uint8_t*) ((uintptr_t) i12 + input_offset);
98 }
99 const uint8_t* i13 = input[13];
100 assert(i13 != NULL);
101 if XNN_UNPREDICTABLE(i13 != zero) {
102 i13 = (const uint8_t*) ((uintptr_t) i13 + input_offset);
103 }
104 const uint8_t* i14 = input[14];
105 assert(i14 != NULL);
106 if XNN_UNPREDICTABLE(i14 != zero) {
107 i14 = (const uint8_t*) ((uintptr_t) i14 + input_offset);
108 }
109 const uint8_t* i15 = input[15];
110 assert(i15 != NULL);
111 if XNN_UNPREDICTABLE(i15 != zero) {
112 i15 = (const uint8_t*) ((uintptr_t) i15 + input_offset);
113 }
114 const uint8_t* i16 = input[16];
115 assert(i16 != NULL);
116 if XNN_UNPREDICTABLE(i16 != zero) {
117 i16 = (const uint8_t*) ((uintptr_t) i16 + input_offset);
118 }
119 const uint8_t* i17 = input[17];
120 assert(i17 != NULL);
121 if XNN_UNPREDICTABLE(i17 != zero) {
122 i17 = (const uint8_t*) ((uintptr_t) i17 + input_offset);
123 }
124 const uint8_t* i18 = input[18];
125 assert(i18 != NULL);
126 if XNN_UNPREDICTABLE(i18 != zero) {
127 i18 = (const uint8_t*) ((uintptr_t) i18 + input_offset);
128 }
129 const uint8_t* i19 = input[19];
130 assert(i19 != NULL);
131 if XNN_UNPREDICTABLE(i19 != zero) {
132 i19 = (const uint8_t*) ((uintptr_t) i19 + input_offset);
133 }
134 const uint8_t* i20 = input[20];
135 assert(i20 != NULL);
136 if XNN_UNPREDICTABLE(i20 != zero) {
137 i20 = (const uint8_t*) ((uintptr_t) i20 + input_offset);
138 }
139 const uint8_t* i21 = input[21];
140 assert(i21 != NULL);
141 if XNN_UNPREDICTABLE(i21 != zero) {
142 i21 = (const uint8_t*) ((uintptr_t) i21 + input_offset);
143 }
144 const uint8_t* i22 = input[22];
145 assert(i22 != NULL);
146 if XNN_UNPREDICTABLE(i22 != zero) {
147 i22 = (const uint8_t*) ((uintptr_t) i22 + input_offset);
148 }
149 const uint8_t* i23 = input[23];
150 assert(i23 != NULL);
151 if XNN_UNPREDICTABLE(i23 != zero) {
152 i23 = (const uint8_t*) ((uintptr_t) i23 + input_offset);
153 }
154 const uint8_t* i24 = input[24];
155 assert(i24 != NULL);
156 if XNN_UNPREDICTABLE(i24 != zero) {
157 i24 = (const uint8_t*) ((uintptr_t) i24 + input_offset);
158 }
159 input = (const uint8_t**) ((uintptr_t) input + input_stride);
160
161 size_t c = channels;
162 const void* w = weights;
163 const __m128i vk_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.kernel_zero_point);
164 for (; c >= 16; c -= 16) {
165 __m128i vacc0123 = _mm_loadu_si128((const __m128i*) w);
166 __m128i vacc4567 = _mm_loadu_si128((const __m128i*) ((const int32_t*) w + 4));
167 __m128i vacc89AB = _mm_loadu_si128((const __m128i*) ((const int32_t*) w + 8));
168 __m128i vaccCDEF = _mm_loadu_si128((const __m128i*) ((const int32_t*) w + 12));
169
170
171 const __m128i vi0x01234567 = _mm_loadl_epi64((const __m128i*) i0);
172 const __m128i vk0x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 0 * sizeof(uint8_t)));
173 const __m128i vi0x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i0 + 8));
174 const __m128i vk0x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 8 * sizeof(uint8_t)));
175 i0 += 16;
176
177 const __m128i vzero = _mm_setzero_si128();
178 const __m128i vxi0x01234567 = _mm_unpacklo_epi8(vi0x01234567, vzero);
179 const __m128i vxk0x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk0x01234567, vzero), vk_zero_point);
180 const __m128i vxi0x89ABCDEF = _mm_unpacklo_epi8(vi0x89ABCDEF, vzero);
181 const __m128i vxk0x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk0x89ABCDEF, vzero), vk_zero_point);
182
183 const __m128i vprod0x01234567lo = _mm_mullo_epi16(vxi0x01234567, vxk0x01234567);
184 const __m128i vprod0x01234567hi = _mm_mulhi_epi16(vxi0x01234567, vxk0x01234567);
185 const __m128i vprod0x89ABCDEFlo = _mm_mullo_epi16(vxi0x89ABCDEF, vxk0x89ABCDEF);
186 const __m128i vprod0x89ABCDEFhi = _mm_mulhi_epi16(vxi0x89ABCDEF, vxk0x89ABCDEF);
187
188 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod0x01234567lo, vprod0x01234567hi));
189 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod0x01234567lo, vprod0x01234567hi));
190 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod0x89ABCDEFlo, vprod0x89ABCDEFhi));
191 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod0x89ABCDEFlo, vprod0x89ABCDEFhi));
192
193 const __m128i vi1x01234567 = _mm_loadl_epi64((const __m128i*) i1);
194 const __m128i vk1x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 16 * sizeof(uint8_t)));
195 const __m128i vi1x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i1 + 8));
196 const __m128i vk1x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 24 * sizeof(uint8_t)));
197 i1 += 16;
198
199 const __m128i vxi1x01234567 = _mm_unpacklo_epi8(vi1x01234567, vzero);
200 const __m128i vxk1x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk1x01234567, vzero), vk_zero_point);
201 const __m128i vxi1x89ABCDEF = _mm_unpacklo_epi8(vi1x89ABCDEF, vzero);
202 const __m128i vxk1x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk1x89ABCDEF, vzero), vk_zero_point);
203
204 const __m128i vprod1x01234567lo = _mm_mullo_epi16(vxi1x01234567, vxk1x01234567);
205 const __m128i vprod1x01234567hi = _mm_mulhi_epi16(vxi1x01234567, vxk1x01234567);
206 const __m128i vprod1x89ABCDEFlo = _mm_mullo_epi16(vxi1x89ABCDEF, vxk1x89ABCDEF);
207 const __m128i vprod1x89ABCDEFhi = _mm_mulhi_epi16(vxi1x89ABCDEF, vxk1x89ABCDEF);
208
209 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod1x01234567lo, vprod1x01234567hi));
210 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod1x01234567lo, vprod1x01234567hi));
211 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod1x89ABCDEFlo, vprod1x89ABCDEFhi));
212 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod1x89ABCDEFlo, vprod1x89ABCDEFhi));
213
214 const __m128i vi2x01234567 = _mm_loadl_epi64((const __m128i*) i2);
215 const __m128i vk2x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 32 * sizeof(uint8_t)));
216 const __m128i vi2x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i2 + 8));
217 const __m128i vk2x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 40 * sizeof(uint8_t)));
218 i2 += 16;
219
220 const __m128i vxi2x01234567 = _mm_unpacklo_epi8(vi2x01234567, vzero);
221 const __m128i vxk2x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk2x01234567, vzero), vk_zero_point);
222 const __m128i vxi2x89ABCDEF = _mm_unpacklo_epi8(vi2x89ABCDEF, vzero);
223 const __m128i vxk2x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk2x89ABCDEF, vzero), vk_zero_point);
224
225 const __m128i vprod2x01234567lo = _mm_mullo_epi16(vxi2x01234567, vxk2x01234567);
226 const __m128i vprod2x01234567hi = _mm_mulhi_epi16(vxi2x01234567, vxk2x01234567);
227 const __m128i vprod2x89ABCDEFlo = _mm_mullo_epi16(vxi2x89ABCDEF, vxk2x89ABCDEF);
228 const __m128i vprod2x89ABCDEFhi = _mm_mulhi_epi16(vxi2x89ABCDEF, vxk2x89ABCDEF);
229
230 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod2x01234567lo, vprod2x01234567hi));
231 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod2x01234567lo, vprod2x01234567hi));
232 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod2x89ABCDEFlo, vprod2x89ABCDEFhi));
233 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod2x89ABCDEFlo, vprod2x89ABCDEFhi));
234
235 const __m128i vi3x01234567 = _mm_loadl_epi64((const __m128i*) i3);
236 const __m128i vk3x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 48 * sizeof(uint8_t)));
237 const __m128i vi3x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i3 + 8));
238 const __m128i vk3x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 56 * sizeof(uint8_t)));
239 i3 += 16;
240
241 const __m128i vxi3x01234567 = _mm_unpacklo_epi8(vi3x01234567, vzero);
242 const __m128i vxk3x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk3x01234567, vzero), vk_zero_point);
243 const __m128i vxi3x89ABCDEF = _mm_unpacklo_epi8(vi3x89ABCDEF, vzero);
244 const __m128i vxk3x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk3x89ABCDEF, vzero), vk_zero_point);
245
246 const __m128i vprod3x01234567lo = _mm_mullo_epi16(vxi3x01234567, vxk3x01234567);
247 const __m128i vprod3x01234567hi = _mm_mulhi_epi16(vxi3x01234567, vxk3x01234567);
248 const __m128i vprod3x89ABCDEFlo = _mm_mullo_epi16(vxi3x89ABCDEF, vxk3x89ABCDEF);
249 const __m128i vprod3x89ABCDEFhi = _mm_mulhi_epi16(vxi3x89ABCDEF, vxk3x89ABCDEF);
250
251 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod3x01234567lo, vprod3x01234567hi));
252 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod3x01234567lo, vprod3x01234567hi));
253 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod3x89ABCDEFlo, vprod3x89ABCDEFhi));
254 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod3x89ABCDEFlo, vprod3x89ABCDEFhi));
255
256 const __m128i vi4x01234567 = _mm_loadl_epi64((const __m128i*) i4);
257 const __m128i vk4x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 64 * sizeof(uint8_t)));
258 const __m128i vi4x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i4 + 8));
259 const __m128i vk4x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 72 * sizeof(uint8_t)));
260 i4 += 16;
261
262 const __m128i vxi4x01234567 = _mm_unpacklo_epi8(vi4x01234567, vzero);
263 const __m128i vxk4x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk4x01234567, vzero), vk_zero_point);
264 const __m128i vxi4x89ABCDEF = _mm_unpacklo_epi8(vi4x89ABCDEF, vzero);
265 const __m128i vxk4x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk4x89ABCDEF, vzero), vk_zero_point);
266
267 const __m128i vprod4x01234567lo = _mm_mullo_epi16(vxi4x01234567, vxk4x01234567);
268 const __m128i vprod4x01234567hi = _mm_mulhi_epi16(vxi4x01234567, vxk4x01234567);
269 const __m128i vprod4x89ABCDEFlo = _mm_mullo_epi16(vxi4x89ABCDEF, vxk4x89ABCDEF);
270 const __m128i vprod4x89ABCDEFhi = _mm_mulhi_epi16(vxi4x89ABCDEF, vxk4x89ABCDEF);
271
272 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod4x01234567lo, vprod4x01234567hi));
273 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod4x01234567lo, vprod4x01234567hi));
274 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod4x89ABCDEFlo, vprod4x89ABCDEFhi));
275 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod4x89ABCDEFlo, vprod4x89ABCDEFhi));
276
277 const __m128i vi5x01234567 = _mm_loadl_epi64((const __m128i*) i5);
278 const __m128i vk5x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 80 * sizeof(uint8_t)));
279 const __m128i vi5x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i5 + 8));
280 const __m128i vk5x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 88 * sizeof(uint8_t)));
281 i5 += 16;
282
283 const __m128i vxi5x01234567 = _mm_unpacklo_epi8(vi5x01234567, vzero);
284 const __m128i vxk5x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk5x01234567, vzero), vk_zero_point);
285 const __m128i vxi5x89ABCDEF = _mm_unpacklo_epi8(vi5x89ABCDEF, vzero);
286 const __m128i vxk5x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk5x89ABCDEF, vzero), vk_zero_point);
287
288 const __m128i vprod5x01234567lo = _mm_mullo_epi16(vxi5x01234567, vxk5x01234567);
289 const __m128i vprod5x01234567hi = _mm_mulhi_epi16(vxi5x01234567, vxk5x01234567);
290 const __m128i vprod5x89ABCDEFlo = _mm_mullo_epi16(vxi5x89ABCDEF, vxk5x89ABCDEF);
291 const __m128i vprod5x89ABCDEFhi = _mm_mulhi_epi16(vxi5x89ABCDEF, vxk5x89ABCDEF);
292
293 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod5x01234567lo, vprod5x01234567hi));
294 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod5x01234567lo, vprod5x01234567hi));
295 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod5x89ABCDEFlo, vprod5x89ABCDEFhi));
296 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod5x89ABCDEFlo, vprod5x89ABCDEFhi));
297
298 const __m128i vi6x01234567 = _mm_loadl_epi64((const __m128i*) i6);
299 const __m128i vk6x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 96 * sizeof(uint8_t)));
300 const __m128i vi6x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i6 + 8));
301 const __m128i vk6x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 104 * sizeof(uint8_t)));
302 i6 += 16;
303
304 const __m128i vxi6x01234567 = _mm_unpacklo_epi8(vi6x01234567, vzero);
305 const __m128i vxk6x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk6x01234567, vzero), vk_zero_point);
306 const __m128i vxi6x89ABCDEF = _mm_unpacklo_epi8(vi6x89ABCDEF, vzero);
307 const __m128i vxk6x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk6x89ABCDEF, vzero), vk_zero_point);
308
309 const __m128i vprod6x01234567lo = _mm_mullo_epi16(vxi6x01234567, vxk6x01234567);
310 const __m128i vprod6x01234567hi = _mm_mulhi_epi16(vxi6x01234567, vxk6x01234567);
311 const __m128i vprod6x89ABCDEFlo = _mm_mullo_epi16(vxi6x89ABCDEF, vxk6x89ABCDEF);
312 const __m128i vprod6x89ABCDEFhi = _mm_mulhi_epi16(vxi6x89ABCDEF, vxk6x89ABCDEF);
313
314 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod6x01234567lo, vprod6x01234567hi));
315 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod6x01234567lo, vprod6x01234567hi));
316 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod6x89ABCDEFlo, vprod6x89ABCDEFhi));
317 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod6x89ABCDEFlo, vprod6x89ABCDEFhi));
318
319 const __m128i vi7x01234567 = _mm_loadl_epi64((const __m128i*) i7);
320 const __m128i vk7x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 112 * sizeof(uint8_t)));
321 const __m128i vi7x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i7 + 8));
322 const __m128i vk7x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 120 * sizeof(uint8_t)));
323 i7 += 16;
324
325 const __m128i vxi7x01234567 = _mm_unpacklo_epi8(vi7x01234567, vzero);
326 const __m128i vxk7x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk7x01234567, vzero), vk_zero_point);
327 const __m128i vxi7x89ABCDEF = _mm_unpacklo_epi8(vi7x89ABCDEF, vzero);
328 const __m128i vxk7x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk7x89ABCDEF, vzero), vk_zero_point);
329
330 const __m128i vprod7x01234567lo = _mm_mullo_epi16(vxi7x01234567, vxk7x01234567);
331 const __m128i vprod7x01234567hi = _mm_mulhi_epi16(vxi7x01234567, vxk7x01234567);
332 const __m128i vprod7x89ABCDEFlo = _mm_mullo_epi16(vxi7x89ABCDEF, vxk7x89ABCDEF);
333 const __m128i vprod7x89ABCDEFhi = _mm_mulhi_epi16(vxi7x89ABCDEF, vxk7x89ABCDEF);
334
335 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod7x01234567lo, vprod7x01234567hi));
336 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod7x01234567lo, vprod7x01234567hi));
337 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod7x89ABCDEFlo, vprod7x89ABCDEFhi));
338 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod7x89ABCDEFlo, vprod7x89ABCDEFhi));
339
340 const __m128i vi8x01234567 = _mm_loadl_epi64((const __m128i*) i8);
341 const __m128i vk8x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 128 * sizeof(uint8_t)));
342 const __m128i vi8x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i8 + 8));
343 const __m128i vk8x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 136 * sizeof(uint8_t)));
344 i8 += 16;
345
346 const __m128i vxi8x01234567 = _mm_unpacklo_epi8(vi8x01234567, vzero);
347 const __m128i vxk8x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk8x01234567, vzero), vk_zero_point);
348 const __m128i vxi8x89ABCDEF = _mm_unpacklo_epi8(vi8x89ABCDEF, vzero);
349 const __m128i vxk8x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk8x89ABCDEF, vzero), vk_zero_point);
350
351 const __m128i vprod8x01234567lo = _mm_mullo_epi16(vxi8x01234567, vxk8x01234567);
352 const __m128i vprod8x01234567hi = _mm_mulhi_epi16(vxi8x01234567, vxk8x01234567);
353 const __m128i vprod8x89ABCDEFlo = _mm_mullo_epi16(vxi8x89ABCDEF, vxk8x89ABCDEF);
354 const __m128i vprod8x89ABCDEFhi = _mm_mulhi_epi16(vxi8x89ABCDEF, vxk8x89ABCDEF);
355
356 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod8x01234567lo, vprod8x01234567hi));
357 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod8x01234567lo, vprod8x01234567hi));
358 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod8x89ABCDEFlo, vprod8x89ABCDEFhi));
359 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod8x89ABCDEFlo, vprod8x89ABCDEFhi));
360
361 const __m128i vi9x01234567 = _mm_loadl_epi64((const __m128i*) i9);
362 const __m128i vk9x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 144 * sizeof(uint8_t)));
363 const __m128i vi9x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i9 + 8));
364 const __m128i vk9x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 152 * sizeof(uint8_t)));
365 i9 += 16;
366
367 const __m128i vxi9x01234567 = _mm_unpacklo_epi8(vi9x01234567, vzero);
368 const __m128i vxk9x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk9x01234567, vzero), vk_zero_point);
369 const __m128i vxi9x89ABCDEF = _mm_unpacklo_epi8(vi9x89ABCDEF, vzero);
370 const __m128i vxk9x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk9x89ABCDEF, vzero), vk_zero_point);
371
372 const __m128i vprod9x01234567lo = _mm_mullo_epi16(vxi9x01234567, vxk9x01234567);
373 const __m128i vprod9x01234567hi = _mm_mulhi_epi16(vxi9x01234567, vxk9x01234567);
374 const __m128i vprod9x89ABCDEFlo = _mm_mullo_epi16(vxi9x89ABCDEF, vxk9x89ABCDEF);
375 const __m128i vprod9x89ABCDEFhi = _mm_mulhi_epi16(vxi9x89ABCDEF, vxk9x89ABCDEF);
376
377 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod9x01234567lo, vprod9x01234567hi));
378 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod9x01234567lo, vprod9x01234567hi));
379 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod9x89ABCDEFlo, vprod9x89ABCDEFhi));
380 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod9x89ABCDEFlo, vprod9x89ABCDEFhi));
381
382 const __m128i vi10x01234567 = _mm_loadl_epi64((const __m128i*) i10);
383 const __m128i vk10x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 160 * sizeof(uint8_t)));
384 const __m128i vi10x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i10 + 8));
385 const __m128i vk10x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 168 * sizeof(uint8_t)));
386 i10 += 16;
387
388 const __m128i vxi10x01234567 = _mm_unpacklo_epi8(vi10x01234567, vzero);
389 const __m128i vxk10x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk10x01234567, vzero), vk_zero_point);
390 const __m128i vxi10x89ABCDEF = _mm_unpacklo_epi8(vi10x89ABCDEF, vzero);
391 const __m128i vxk10x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk10x89ABCDEF, vzero), vk_zero_point);
392
393 const __m128i vprod10x01234567lo = _mm_mullo_epi16(vxi10x01234567, vxk10x01234567);
394 const __m128i vprod10x01234567hi = _mm_mulhi_epi16(vxi10x01234567, vxk10x01234567);
395 const __m128i vprod10x89ABCDEFlo = _mm_mullo_epi16(vxi10x89ABCDEF, vxk10x89ABCDEF);
396 const __m128i vprod10x89ABCDEFhi = _mm_mulhi_epi16(vxi10x89ABCDEF, vxk10x89ABCDEF);
397
398 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod10x01234567lo, vprod10x01234567hi));
399 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod10x01234567lo, vprod10x01234567hi));
400 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod10x89ABCDEFlo, vprod10x89ABCDEFhi));
401 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod10x89ABCDEFlo, vprod10x89ABCDEFhi));
402
403 const __m128i vi11x01234567 = _mm_loadl_epi64((const __m128i*) i11);
404 const __m128i vk11x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 176 * sizeof(uint8_t)));
405 const __m128i vi11x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i11 + 8));
406 const __m128i vk11x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 184 * sizeof(uint8_t)));
407 i11 += 16;
408
409 const __m128i vxi11x01234567 = _mm_unpacklo_epi8(vi11x01234567, vzero);
410 const __m128i vxk11x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk11x01234567, vzero), vk_zero_point);
411 const __m128i vxi11x89ABCDEF = _mm_unpacklo_epi8(vi11x89ABCDEF, vzero);
412 const __m128i vxk11x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk11x89ABCDEF, vzero), vk_zero_point);
413
414 const __m128i vprod11x01234567lo = _mm_mullo_epi16(vxi11x01234567, vxk11x01234567);
415 const __m128i vprod11x01234567hi = _mm_mulhi_epi16(vxi11x01234567, vxk11x01234567);
416 const __m128i vprod11x89ABCDEFlo = _mm_mullo_epi16(vxi11x89ABCDEF, vxk11x89ABCDEF);
417 const __m128i vprod11x89ABCDEFhi = _mm_mulhi_epi16(vxi11x89ABCDEF, vxk11x89ABCDEF);
418
419 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod11x01234567lo, vprod11x01234567hi));
420 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod11x01234567lo, vprod11x01234567hi));
421 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod11x89ABCDEFlo, vprod11x89ABCDEFhi));
422 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod11x89ABCDEFlo, vprod11x89ABCDEFhi));
423
424 const __m128i vi12x01234567 = _mm_loadl_epi64((const __m128i*) i12);
425 const __m128i vk12x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 192 * sizeof(uint8_t)));
426 const __m128i vi12x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i12 + 8));
427 const __m128i vk12x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 200 * sizeof(uint8_t)));
428 i12 += 16;
429
430 const __m128i vxi12x01234567 = _mm_unpacklo_epi8(vi12x01234567, vzero);
431 const __m128i vxk12x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk12x01234567, vzero), vk_zero_point);
432 const __m128i vxi12x89ABCDEF = _mm_unpacklo_epi8(vi12x89ABCDEF, vzero);
433 const __m128i vxk12x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk12x89ABCDEF, vzero), vk_zero_point);
434
435 const __m128i vprod12x01234567lo = _mm_mullo_epi16(vxi12x01234567, vxk12x01234567);
436 const __m128i vprod12x01234567hi = _mm_mulhi_epi16(vxi12x01234567, vxk12x01234567);
437 const __m128i vprod12x89ABCDEFlo = _mm_mullo_epi16(vxi12x89ABCDEF, vxk12x89ABCDEF);
438 const __m128i vprod12x89ABCDEFhi = _mm_mulhi_epi16(vxi12x89ABCDEF, vxk12x89ABCDEF);
439
440 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod12x01234567lo, vprod12x01234567hi));
441 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod12x01234567lo, vprod12x01234567hi));
442 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod12x89ABCDEFlo, vprod12x89ABCDEFhi));
443 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod12x89ABCDEFlo, vprod12x89ABCDEFhi));
444
445 const __m128i vi13x01234567 = _mm_loadl_epi64((const __m128i*) i13);
446 const __m128i vk13x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 208 * sizeof(uint8_t)));
447 const __m128i vi13x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i13 + 8));
448 const __m128i vk13x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 216 * sizeof(uint8_t)));
449 i13 += 16;
450
451 const __m128i vxi13x01234567 = _mm_unpacklo_epi8(vi13x01234567, vzero);
452 const __m128i vxk13x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk13x01234567, vzero), vk_zero_point);
453 const __m128i vxi13x89ABCDEF = _mm_unpacklo_epi8(vi13x89ABCDEF, vzero);
454 const __m128i vxk13x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk13x89ABCDEF, vzero), vk_zero_point);
455
456 const __m128i vprod13x01234567lo = _mm_mullo_epi16(vxi13x01234567, vxk13x01234567);
457 const __m128i vprod13x01234567hi = _mm_mulhi_epi16(vxi13x01234567, vxk13x01234567);
458 const __m128i vprod13x89ABCDEFlo = _mm_mullo_epi16(vxi13x89ABCDEF, vxk13x89ABCDEF);
459 const __m128i vprod13x89ABCDEFhi = _mm_mulhi_epi16(vxi13x89ABCDEF, vxk13x89ABCDEF);
460
461 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod13x01234567lo, vprod13x01234567hi));
462 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod13x01234567lo, vprod13x01234567hi));
463 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod13x89ABCDEFlo, vprod13x89ABCDEFhi));
464 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod13x89ABCDEFlo, vprod13x89ABCDEFhi));
465
466 const __m128i vi14x01234567 = _mm_loadl_epi64((const __m128i*) i14);
467 const __m128i vk14x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 224 * sizeof(uint8_t)));
468 const __m128i vi14x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i14 + 8));
469 const __m128i vk14x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 232 * sizeof(uint8_t)));
470 i14 += 16;
471
472 const __m128i vxi14x01234567 = _mm_unpacklo_epi8(vi14x01234567, vzero);
473 const __m128i vxk14x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk14x01234567, vzero), vk_zero_point);
474 const __m128i vxi14x89ABCDEF = _mm_unpacklo_epi8(vi14x89ABCDEF, vzero);
475 const __m128i vxk14x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk14x89ABCDEF, vzero), vk_zero_point);
476
477 const __m128i vprod14x01234567lo = _mm_mullo_epi16(vxi14x01234567, vxk14x01234567);
478 const __m128i vprod14x01234567hi = _mm_mulhi_epi16(vxi14x01234567, vxk14x01234567);
479 const __m128i vprod14x89ABCDEFlo = _mm_mullo_epi16(vxi14x89ABCDEF, vxk14x89ABCDEF);
480 const __m128i vprod14x89ABCDEFhi = _mm_mulhi_epi16(vxi14x89ABCDEF, vxk14x89ABCDEF);
481
482 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod14x01234567lo, vprod14x01234567hi));
483 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod14x01234567lo, vprod14x01234567hi));
484 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod14x89ABCDEFlo, vprod14x89ABCDEFhi));
485 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod14x89ABCDEFlo, vprod14x89ABCDEFhi));
486
487 const __m128i vi15x01234567 = _mm_loadl_epi64((const __m128i*) i15);
488 const __m128i vk15x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 240 * sizeof(uint8_t)));
489 const __m128i vi15x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i15 + 8));
490 const __m128i vk15x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 248 * sizeof(uint8_t)));
491 i15 += 16;
492
493 const __m128i vxi15x01234567 = _mm_unpacklo_epi8(vi15x01234567, vzero);
494 const __m128i vxk15x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk15x01234567, vzero), vk_zero_point);
495 const __m128i vxi15x89ABCDEF = _mm_unpacklo_epi8(vi15x89ABCDEF, vzero);
496 const __m128i vxk15x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk15x89ABCDEF, vzero), vk_zero_point);
497
498 const __m128i vprod15x01234567lo = _mm_mullo_epi16(vxi15x01234567, vxk15x01234567);
499 const __m128i vprod15x01234567hi = _mm_mulhi_epi16(vxi15x01234567, vxk15x01234567);
500 const __m128i vprod15x89ABCDEFlo = _mm_mullo_epi16(vxi15x89ABCDEF, vxk15x89ABCDEF);
501 const __m128i vprod15x89ABCDEFhi = _mm_mulhi_epi16(vxi15x89ABCDEF, vxk15x89ABCDEF);
502
503 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod15x01234567lo, vprod15x01234567hi));
504 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod15x01234567lo, vprod15x01234567hi));
505 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod15x89ABCDEFlo, vprod15x89ABCDEFhi));
506 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod15x89ABCDEFlo, vprod15x89ABCDEFhi));
507
508 const __m128i vi16x01234567 = _mm_loadl_epi64((const __m128i*) i16);
509 const __m128i vk16x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 256 * sizeof(uint8_t)));
510 const __m128i vi16x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i16 + 8));
511 const __m128i vk16x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 264 * sizeof(uint8_t)));
512 i16 += 16;
513
514 const __m128i vxi16x01234567 = _mm_unpacklo_epi8(vi16x01234567, vzero);
515 const __m128i vxk16x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk16x01234567, vzero), vk_zero_point);
516 const __m128i vxi16x89ABCDEF = _mm_unpacklo_epi8(vi16x89ABCDEF, vzero);
517 const __m128i vxk16x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk16x89ABCDEF, vzero), vk_zero_point);
518
519 const __m128i vprod16x01234567lo = _mm_mullo_epi16(vxi16x01234567, vxk16x01234567);
520 const __m128i vprod16x01234567hi = _mm_mulhi_epi16(vxi16x01234567, vxk16x01234567);
521 const __m128i vprod16x89ABCDEFlo = _mm_mullo_epi16(vxi16x89ABCDEF, vxk16x89ABCDEF);
522 const __m128i vprod16x89ABCDEFhi = _mm_mulhi_epi16(vxi16x89ABCDEF, vxk16x89ABCDEF);
523
524 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod16x01234567lo, vprod16x01234567hi));
525 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod16x01234567lo, vprod16x01234567hi));
526 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod16x89ABCDEFlo, vprod16x89ABCDEFhi));
527 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod16x89ABCDEFlo, vprod16x89ABCDEFhi));
528
529 const __m128i vi17x01234567 = _mm_loadl_epi64((const __m128i*) i17);
530 const __m128i vk17x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 272 * sizeof(uint8_t)));
531 const __m128i vi17x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i17 + 8));
532 const __m128i vk17x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 280 * sizeof(uint8_t)));
533 i17 += 16;
534
535 const __m128i vxi17x01234567 = _mm_unpacklo_epi8(vi17x01234567, vzero);
536 const __m128i vxk17x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk17x01234567, vzero), vk_zero_point);
537 const __m128i vxi17x89ABCDEF = _mm_unpacklo_epi8(vi17x89ABCDEF, vzero);
538 const __m128i vxk17x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk17x89ABCDEF, vzero), vk_zero_point);
539
540 const __m128i vprod17x01234567lo = _mm_mullo_epi16(vxi17x01234567, vxk17x01234567);
541 const __m128i vprod17x01234567hi = _mm_mulhi_epi16(vxi17x01234567, vxk17x01234567);
542 const __m128i vprod17x89ABCDEFlo = _mm_mullo_epi16(vxi17x89ABCDEF, vxk17x89ABCDEF);
543 const __m128i vprod17x89ABCDEFhi = _mm_mulhi_epi16(vxi17x89ABCDEF, vxk17x89ABCDEF);
544
545 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod17x01234567lo, vprod17x01234567hi));
546 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod17x01234567lo, vprod17x01234567hi));
547 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod17x89ABCDEFlo, vprod17x89ABCDEFhi));
548 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod17x89ABCDEFlo, vprod17x89ABCDEFhi));
549
550 const __m128i vi18x01234567 = _mm_loadl_epi64((const __m128i*) i18);
551 const __m128i vk18x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 288 * sizeof(uint8_t)));
552 const __m128i vi18x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i18 + 8));
553 const __m128i vk18x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 296 * sizeof(uint8_t)));
554 i18 += 16;
555
556 const __m128i vxi18x01234567 = _mm_unpacklo_epi8(vi18x01234567, vzero);
557 const __m128i vxk18x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk18x01234567, vzero), vk_zero_point);
558 const __m128i vxi18x89ABCDEF = _mm_unpacklo_epi8(vi18x89ABCDEF, vzero);
559 const __m128i vxk18x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk18x89ABCDEF, vzero), vk_zero_point);
560
561 const __m128i vprod18x01234567lo = _mm_mullo_epi16(vxi18x01234567, vxk18x01234567);
562 const __m128i vprod18x01234567hi = _mm_mulhi_epi16(vxi18x01234567, vxk18x01234567);
563 const __m128i vprod18x89ABCDEFlo = _mm_mullo_epi16(vxi18x89ABCDEF, vxk18x89ABCDEF);
564 const __m128i vprod18x89ABCDEFhi = _mm_mulhi_epi16(vxi18x89ABCDEF, vxk18x89ABCDEF);
565
566 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod18x01234567lo, vprod18x01234567hi));
567 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod18x01234567lo, vprod18x01234567hi));
568 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod18x89ABCDEFlo, vprod18x89ABCDEFhi));
569 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod18x89ABCDEFlo, vprod18x89ABCDEFhi));
570
571 const __m128i vi19x01234567 = _mm_loadl_epi64((const __m128i*) i19);
572 const __m128i vk19x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 304 * sizeof(uint8_t)));
573 const __m128i vi19x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i19 + 8));
574 const __m128i vk19x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 312 * sizeof(uint8_t)));
575 i19 += 16;
576
577 const __m128i vxi19x01234567 = _mm_unpacklo_epi8(vi19x01234567, vzero);
578 const __m128i vxk19x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk19x01234567, vzero), vk_zero_point);
579 const __m128i vxi19x89ABCDEF = _mm_unpacklo_epi8(vi19x89ABCDEF, vzero);
580 const __m128i vxk19x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk19x89ABCDEF, vzero), vk_zero_point);
581
582 const __m128i vprod19x01234567lo = _mm_mullo_epi16(vxi19x01234567, vxk19x01234567);
583 const __m128i vprod19x01234567hi = _mm_mulhi_epi16(vxi19x01234567, vxk19x01234567);
584 const __m128i vprod19x89ABCDEFlo = _mm_mullo_epi16(vxi19x89ABCDEF, vxk19x89ABCDEF);
585 const __m128i vprod19x89ABCDEFhi = _mm_mulhi_epi16(vxi19x89ABCDEF, vxk19x89ABCDEF);
586
587 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod19x01234567lo, vprod19x01234567hi));
588 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod19x01234567lo, vprod19x01234567hi));
589 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod19x89ABCDEFlo, vprod19x89ABCDEFhi));
590 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod19x89ABCDEFlo, vprod19x89ABCDEFhi));
591
592 const __m128i vi20x01234567 = _mm_loadl_epi64((const __m128i*) i20);
593 const __m128i vk20x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 320 * sizeof(uint8_t)));
594 const __m128i vi20x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i20 + 8));
595 const __m128i vk20x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 328 * sizeof(uint8_t)));
596 i20 += 16;
597
598 const __m128i vxi20x01234567 = _mm_unpacklo_epi8(vi20x01234567, vzero);
599 const __m128i vxk20x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk20x01234567, vzero), vk_zero_point);
600 const __m128i vxi20x89ABCDEF = _mm_unpacklo_epi8(vi20x89ABCDEF, vzero);
601 const __m128i vxk20x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk20x89ABCDEF, vzero), vk_zero_point);
602
603 const __m128i vprod20x01234567lo = _mm_mullo_epi16(vxi20x01234567, vxk20x01234567);
604 const __m128i vprod20x01234567hi = _mm_mulhi_epi16(vxi20x01234567, vxk20x01234567);
605 const __m128i vprod20x89ABCDEFlo = _mm_mullo_epi16(vxi20x89ABCDEF, vxk20x89ABCDEF);
606 const __m128i vprod20x89ABCDEFhi = _mm_mulhi_epi16(vxi20x89ABCDEF, vxk20x89ABCDEF);
607
608 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod20x01234567lo, vprod20x01234567hi));
609 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod20x01234567lo, vprod20x01234567hi));
610 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod20x89ABCDEFlo, vprod20x89ABCDEFhi));
611 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod20x89ABCDEFlo, vprod20x89ABCDEFhi));
612
613 const __m128i vi21x01234567 = _mm_loadl_epi64((const __m128i*) i21);
614 const __m128i vk21x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 336 * sizeof(uint8_t)));
615 const __m128i vi21x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i21 + 8));
616 const __m128i vk21x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 344 * sizeof(uint8_t)));
617 i21 += 16;
618
619 const __m128i vxi21x01234567 = _mm_unpacklo_epi8(vi21x01234567, vzero);
620 const __m128i vxk21x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk21x01234567, vzero), vk_zero_point);
621 const __m128i vxi21x89ABCDEF = _mm_unpacklo_epi8(vi21x89ABCDEF, vzero);
622 const __m128i vxk21x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk21x89ABCDEF, vzero), vk_zero_point);
623
624 const __m128i vprod21x01234567lo = _mm_mullo_epi16(vxi21x01234567, vxk21x01234567);
625 const __m128i vprod21x01234567hi = _mm_mulhi_epi16(vxi21x01234567, vxk21x01234567);
626 const __m128i vprod21x89ABCDEFlo = _mm_mullo_epi16(vxi21x89ABCDEF, vxk21x89ABCDEF);
627 const __m128i vprod21x89ABCDEFhi = _mm_mulhi_epi16(vxi21x89ABCDEF, vxk21x89ABCDEF);
628
629 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod21x01234567lo, vprod21x01234567hi));
630 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod21x01234567lo, vprod21x01234567hi));
631 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod21x89ABCDEFlo, vprod21x89ABCDEFhi));
632 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod21x89ABCDEFlo, vprod21x89ABCDEFhi));
633
634 const __m128i vi22x01234567 = _mm_loadl_epi64((const __m128i*) i22);
635 const __m128i vk22x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 352 * sizeof(uint8_t)));
636 const __m128i vi22x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i22 + 8));
637 const __m128i vk22x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 360 * sizeof(uint8_t)));
638 i22 += 16;
639
640 const __m128i vxi22x01234567 = _mm_unpacklo_epi8(vi22x01234567, vzero);
641 const __m128i vxk22x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk22x01234567, vzero), vk_zero_point);
642 const __m128i vxi22x89ABCDEF = _mm_unpacklo_epi8(vi22x89ABCDEF, vzero);
643 const __m128i vxk22x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk22x89ABCDEF, vzero), vk_zero_point);
644
645 const __m128i vprod22x01234567lo = _mm_mullo_epi16(vxi22x01234567, vxk22x01234567);
646 const __m128i vprod22x01234567hi = _mm_mulhi_epi16(vxi22x01234567, vxk22x01234567);
647 const __m128i vprod22x89ABCDEFlo = _mm_mullo_epi16(vxi22x89ABCDEF, vxk22x89ABCDEF);
648 const __m128i vprod22x89ABCDEFhi = _mm_mulhi_epi16(vxi22x89ABCDEF, vxk22x89ABCDEF);
649
650 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod22x01234567lo, vprod22x01234567hi));
651 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod22x01234567lo, vprod22x01234567hi));
652 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod22x89ABCDEFlo, vprod22x89ABCDEFhi));
653 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod22x89ABCDEFlo, vprod22x89ABCDEFhi));
654
655 const __m128i vi23x01234567 = _mm_loadl_epi64((const __m128i*) i23);
656 const __m128i vk23x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 368 * sizeof(uint8_t)));
657 const __m128i vi23x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i23 + 8));
658 const __m128i vk23x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 376 * sizeof(uint8_t)));
659 i23 += 16;
660
661 const __m128i vxi23x01234567 = _mm_unpacklo_epi8(vi23x01234567, vzero);
662 const __m128i vxk23x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk23x01234567, vzero), vk_zero_point);
663 const __m128i vxi23x89ABCDEF = _mm_unpacklo_epi8(vi23x89ABCDEF, vzero);
664 const __m128i vxk23x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk23x89ABCDEF, vzero), vk_zero_point);
665
666 const __m128i vprod23x01234567lo = _mm_mullo_epi16(vxi23x01234567, vxk23x01234567);
667 const __m128i vprod23x01234567hi = _mm_mulhi_epi16(vxi23x01234567, vxk23x01234567);
668 const __m128i vprod23x89ABCDEFlo = _mm_mullo_epi16(vxi23x89ABCDEF, vxk23x89ABCDEF);
669 const __m128i vprod23x89ABCDEFhi = _mm_mulhi_epi16(vxi23x89ABCDEF, vxk23x89ABCDEF);
670
671 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod23x01234567lo, vprod23x01234567hi));
672 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod23x01234567lo, vprod23x01234567hi));
673 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod23x89ABCDEFlo, vprod23x89ABCDEFhi));
674 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod23x89ABCDEFlo, vprod23x89ABCDEFhi));
675
676 const __m128i vi24x01234567 = _mm_loadl_epi64((const __m128i*) i24);
677 const __m128i vk24x01234567 = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 384 * sizeof(uint8_t)));
678 const __m128i vi24x89ABCDEF = _mm_loadl_epi64((const __m128i*) (i24 + 8));
679 const __m128i vk24x89ABCDEF = _mm_loadl_epi64((const __m128i*) ((uintptr_t) w + 16 * sizeof(int32_t) + 392 * sizeof(uint8_t)));
680 i24 += 16;
681
682 const __m128i vxi24x01234567 = _mm_unpacklo_epi8(vi24x01234567, vzero);
683 const __m128i vxk24x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk24x01234567, vzero), vk_zero_point);
684 const __m128i vxi24x89ABCDEF = _mm_unpacklo_epi8(vi24x89ABCDEF, vzero);
685 const __m128i vxk24x89ABCDEF = _mm_sub_epi16(_mm_unpacklo_epi8(vk24x89ABCDEF, vzero), vk_zero_point);
686
687 const __m128i vprod24x01234567lo = _mm_mullo_epi16(vxi24x01234567, vxk24x01234567);
688 const __m128i vprod24x01234567hi = _mm_mulhi_epi16(vxi24x01234567, vxk24x01234567);
689 const __m128i vprod24x89ABCDEFlo = _mm_mullo_epi16(vxi24x89ABCDEF, vxk24x89ABCDEF);
690 const __m128i vprod24x89ABCDEFhi = _mm_mulhi_epi16(vxi24x89ABCDEF, vxk24x89ABCDEF);
691
692 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod24x01234567lo, vprod24x01234567hi));
693 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod24x01234567lo, vprod24x01234567hi));
694 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vprod24x89ABCDEFlo, vprod24x89ABCDEFhi));
695 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vprod24x89ABCDEFlo, vprod24x89ABCDEFhi));
696
697 w = (const void*) ((uintptr_t) w + 16 * sizeof(int32_t) + 400 * sizeof(uint8_t));
698
699 __m128 vscaled0123 = _mm_cvtepi32_ps(vacc0123);
700 __m128 vscaled4567 = _mm_cvtepi32_ps(vacc4567);
701 __m128 vscaled89AB = _mm_cvtepi32_ps(vacc89AB);
702 __m128 vscaledCDEF = _mm_cvtepi32_ps(vaccCDEF);
703
704 const __m128 vscale = _mm_load_ps(params->fp32_sse2.scale);
705 vscaled0123 = _mm_mul_ps(vscaled0123, vscale);
706 vscaled4567 = _mm_mul_ps(vscaled4567, vscale);
707 vscaled89AB = _mm_mul_ps(vscaled89AB, vscale);
708 vscaledCDEF = _mm_mul_ps(vscaledCDEF, vscale);
709
710 const __m128 voutput_max_less_zero_point = _mm_load_ps(params->fp32_sse2.output_max_less_zero_point);
711 vscaled0123 = _mm_min_ps(vscaled0123, voutput_max_less_zero_point);
712 vscaled4567 = _mm_min_ps(vscaled4567, voutput_max_less_zero_point);
713 vscaled89AB = _mm_min_ps(vscaled89AB, voutput_max_less_zero_point);
714 vscaledCDEF = _mm_min_ps(vscaledCDEF, voutput_max_less_zero_point);
715
716 vacc0123 = _mm_cvtps_epi32(vscaled0123);
717 vacc4567 = _mm_cvtps_epi32(vscaled4567);
718 vacc89AB = _mm_cvtps_epi32(vscaled89AB);
719 vaccCDEF = _mm_cvtps_epi32(vscaledCDEF);
720
721 const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.output_zero_point);
722 __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
723 __m128i vout89ABCDEF = _mm_adds_epi16(_mm_packs_epi32(vacc89AB, vaccCDEF), voutput_zero_point);
724
725 __m128i vout0123456789ABCDEF = _mm_packus_epi16(vout01234567, vout89ABCDEF);
726
727 const __m128i voutput_min = _mm_load_si128((const __m128i*) params->fp32_sse2.output_min);
728 vout0123456789ABCDEF = _mm_max_epu8(vout0123456789ABCDEF, voutput_min);
729
730 _mm_storeu_si128((__m128i*) output, vout0123456789ABCDEF);
731 output += 16;
732 }
733 if XNN_UNLIKELY(c != 0) {
734 const uint8_t* k = (const uint8_t*) ((const int32_t*) w + 16);
735 do {
736 __m128i vacc0123 = _mm_loadu_si128((const __m128i*) w);
737 __m128i vacc4567 = _mm_loadu_si128((const __m128i*) ((const int32_t*) w + 4));
738
739
740 const __m128i vi0x01234567 = _mm_loadl_epi64((const __m128i*) i0);
741 const __m128i vk0x01234567 = _mm_loadl_epi64((const __m128i*) k);
742 i0 += 8;
743
744 const __m128i vzero = _mm_setzero_si128();
745 const __m128i vxi0x01234567 = _mm_unpacklo_epi8(vi0x01234567, vzero);
746 const __m128i vxk0x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk0x01234567, vzero), vk_zero_point);
747
748 const __m128i vprod0x01234567lo = _mm_mullo_epi16(vxi0x01234567, vxk0x01234567);
749 const __m128i vprod0x01234567hi = _mm_mulhi_epi16(vxi0x01234567, vxk0x01234567);
750
751 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod0x01234567lo, vprod0x01234567hi));
752 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod0x01234567lo, vprod0x01234567hi));
753
754 const __m128i vi1x01234567 = _mm_loadl_epi64((const __m128i*) i1);
755 const __m128i vk1x01234567 = _mm_loadl_epi64((const __m128i*) (k + 16));
756 i1 += 8;
757
758 const __m128i vxi1x01234567 = _mm_unpacklo_epi8(vi1x01234567, vzero);
759 const __m128i vxk1x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk1x01234567, vzero), vk_zero_point);
760
761 const __m128i vprod1x01234567lo = _mm_mullo_epi16(vxi1x01234567, vxk1x01234567);
762 const __m128i vprod1x01234567hi = _mm_mulhi_epi16(vxi1x01234567, vxk1x01234567);
763
764 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod1x01234567lo, vprod1x01234567hi));
765 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod1x01234567lo, vprod1x01234567hi));
766
767 const __m128i vi2x01234567 = _mm_loadl_epi64((const __m128i*) i2);
768 const __m128i vk2x01234567 = _mm_loadl_epi64((const __m128i*) (k + 32));
769 i2 += 8;
770
771 const __m128i vxi2x01234567 = _mm_unpacklo_epi8(vi2x01234567, vzero);
772 const __m128i vxk2x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk2x01234567, vzero), vk_zero_point);
773
774 const __m128i vprod2x01234567lo = _mm_mullo_epi16(vxi2x01234567, vxk2x01234567);
775 const __m128i vprod2x01234567hi = _mm_mulhi_epi16(vxi2x01234567, vxk2x01234567);
776
777 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod2x01234567lo, vprod2x01234567hi));
778 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod2x01234567lo, vprod2x01234567hi));
779
780 const __m128i vi3x01234567 = _mm_loadl_epi64((const __m128i*) i3);
781 const __m128i vk3x01234567 = _mm_loadl_epi64((const __m128i*) (k + 48));
782 i3 += 8;
783
784 const __m128i vxi3x01234567 = _mm_unpacklo_epi8(vi3x01234567, vzero);
785 const __m128i vxk3x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk3x01234567, vzero), vk_zero_point);
786
787 const __m128i vprod3x01234567lo = _mm_mullo_epi16(vxi3x01234567, vxk3x01234567);
788 const __m128i vprod3x01234567hi = _mm_mulhi_epi16(vxi3x01234567, vxk3x01234567);
789
790 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod3x01234567lo, vprod3x01234567hi));
791 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod3x01234567lo, vprod3x01234567hi));
792
793 const __m128i vi4x01234567 = _mm_loadl_epi64((const __m128i*) i4);
794 const __m128i vk4x01234567 = _mm_loadl_epi64((const __m128i*) (k + 64));
795 i4 += 8;
796
797 const __m128i vxi4x01234567 = _mm_unpacklo_epi8(vi4x01234567, vzero);
798 const __m128i vxk4x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk4x01234567, vzero), vk_zero_point);
799
800 const __m128i vprod4x01234567lo = _mm_mullo_epi16(vxi4x01234567, vxk4x01234567);
801 const __m128i vprod4x01234567hi = _mm_mulhi_epi16(vxi4x01234567, vxk4x01234567);
802
803 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod4x01234567lo, vprod4x01234567hi));
804 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod4x01234567lo, vprod4x01234567hi));
805
806 const __m128i vi5x01234567 = _mm_loadl_epi64((const __m128i*) i5);
807 const __m128i vk5x01234567 = _mm_loadl_epi64((const __m128i*) (k + 80));
808 i5 += 8;
809
810 const __m128i vxi5x01234567 = _mm_unpacklo_epi8(vi5x01234567, vzero);
811 const __m128i vxk5x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk5x01234567, vzero), vk_zero_point);
812
813 const __m128i vprod5x01234567lo = _mm_mullo_epi16(vxi5x01234567, vxk5x01234567);
814 const __m128i vprod5x01234567hi = _mm_mulhi_epi16(vxi5x01234567, vxk5x01234567);
815
816 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod5x01234567lo, vprod5x01234567hi));
817 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod5x01234567lo, vprod5x01234567hi));
818
819 const __m128i vi6x01234567 = _mm_loadl_epi64((const __m128i*) i6);
820 const __m128i vk6x01234567 = _mm_loadl_epi64((const __m128i*) (k + 96));
821 i6 += 8;
822
823 const __m128i vxi6x01234567 = _mm_unpacklo_epi8(vi6x01234567, vzero);
824 const __m128i vxk6x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk6x01234567, vzero), vk_zero_point);
825
826 const __m128i vprod6x01234567lo = _mm_mullo_epi16(vxi6x01234567, vxk6x01234567);
827 const __m128i vprod6x01234567hi = _mm_mulhi_epi16(vxi6x01234567, vxk6x01234567);
828
829 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod6x01234567lo, vprod6x01234567hi));
830 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod6x01234567lo, vprod6x01234567hi));
831
832 const __m128i vi7x01234567 = _mm_loadl_epi64((const __m128i*) i7);
833 const __m128i vk7x01234567 = _mm_loadl_epi64((const __m128i*) (k + 112));
834 i7 += 8;
835
836 const __m128i vxi7x01234567 = _mm_unpacklo_epi8(vi7x01234567, vzero);
837 const __m128i vxk7x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk7x01234567, vzero), vk_zero_point);
838
839 const __m128i vprod7x01234567lo = _mm_mullo_epi16(vxi7x01234567, vxk7x01234567);
840 const __m128i vprod7x01234567hi = _mm_mulhi_epi16(vxi7x01234567, vxk7x01234567);
841
842 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod7x01234567lo, vprod7x01234567hi));
843 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod7x01234567lo, vprod7x01234567hi));
844
845 const __m128i vi8x01234567 = _mm_loadl_epi64((const __m128i*) i8);
846 const __m128i vk8x01234567 = _mm_loadl_epi64((const __m128i*) (k + 128));
847 i8 += 8;
848
849 const __m128i vxi8x01234567 = _mm_unpacklo_epi8(vi8x01234567, vzero);
850 const __m128i vxk8x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk8x01234567, vzero), vk_zero_point);
851
852 const __m128i vprod8x01234567lo = _mm_mullo_epi16(vxi8x01234567, vxk8x01234567);
853 const __m128i vprod8x01234567hi = _mm_mulhi_epi16(vxi8x01234567, vxk8x01234567);
854
855 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod8x01234567lo, vprod8x01234567hi));
856 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod8x01234567lo, vprod8x01234567hi));
857
858 const __m128i vi9x01234567 = _mm_loadl_epi64((const __m128i*) i9);
859 const __m128i vk9x01234567 = _mm_loadl_epi64((const __m128i*) (k + 144));
860 i9 += 8;
861
862 const __m128i vxi9x01234567 = _mm_unpacklo_epi8(vi9x01234567, vzero);
863 const __m128i vxk9x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk9x01234567, vzero), vk_zero_point);
864
865 const __m128i vprod9x01234567lo = _mm_mullo_epi16(vxi9x01234567, vxk9x01234567);
866 const __m128i vprod9x01234567hi = _mm_mulhi_epi16(vxi9x01234567, vxk9x01234567);
867
868 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod9x01234567lo, vprod9x01234567hi));
869 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod9x01234567lo, vprod9x01234567hi));
870
871 const __m128i vi10x01234567 = _mm_loadl_epi64((const __m128i*) i10);
872 const __m128i vk10x01234567 = _mm_loadl_epi64((const __m128i*) (k + 160));
873 i10 += 8;
874
875 const __m128i vxi10x01234567 = _mm_unpacklo_epi8(vi10x01234567, vzero);
876 const __m128i vxk10x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk10x01234567, vzero), vk_zero_point);
877
878 const __m128i vprod10x01234567lo = _mm_mullo_epi16(vxi10x01234567, vxk10x01234567);
879 const __m128i vprod10x01234567hi = _mm_mulhi_epi16(vxi10x01234567, vxk10x01234567);
880
881 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod10x01234567lo, vprod10x01234567hi));
882 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod10x01234567lo, vprod10x01234567hi));
883
884 const __m128i vi11x01234567 = _mm_loadl_epi64((const __m128i*) i11);
885 const __m128i vk11x01234567 = _mm_loadl_epi64((const __m128i*) (k + 176));
886 i11 += 8;
887
888 const __m128i vxi11x01234567 = _mm_unpacklo_epi8(vi11x01234567, vzero);
889 const __m128i vxk11x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk11x01234567, vzero), vk_zero_point);
890
891 const __m128i vprod11x01234567lo = _mm_mullo_epi16(vxi11x01234567, vxk11x01234567);
892 const __m128i vprod11x01234567hi = _mm_mulhi_epi16(vxi11x01234567, vxk11x01234567);
893
894 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod11x01234567lo, vprod11x01234567hi));
895 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod11x01234567lo, vprod11x01234567hi));
896
897 const __m128i vi12x01234567 = _mm_loadl_epi64((const __m128i*) i12);
898 const __m128i vk12x01234567 = _mm_loadl_epi64((const __m128i*) (k + 192));
899 i12 += 8;
900
901 const __m128i vxi12x01234567 = _mm_unpacklo_epi8(vi12x01234567, vzero);
902 const __m128i vxk12x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk12x01234567, vzero), vk_zero_point);
903
904 const __m128i vprod12x01234567lo = _mm_mullo_epi16(vxi12x01234567, vxk12x01234567);
905 const __m128i vprod12x01234567hi = _mm_mulhi_epi16(vxi12x01234567, vxk12x01234567);
906
907 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod12x01234567lo, vprod12x01234567hi));
908 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod12x01234567lo, vprod12x01234567hi));
909
910 const __m128i vi13x01234567 = _mm_loadl_epi64((const __m128i*) i13);
911 const __m128i vk13x01234567 = _mm_loadl_epi64((const __m128i*) (k + 208));
912 i13 += 8;
913
914 const __m128i vxi13x01234567 = _mm_unpacklo_epi8(vi13x01234567, vzero);
915 const __m128i vxk13x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk13x01234567, vzero), vk_zero_point);
916
917 const __m128i vprod13x01234567lo = _mm_mullo_epi16(vxi13x01234567, vxk13x01234567);
918 const __m128i vprod13x01234567hi = _mm_mulhi_epi16(vxi13x01234567, vxk13x01234567);
919
920 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod13x01234567lo, vprod13x01234567hi));
921 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod13x01234567lo, vprod13x01234567hi));
922
923 const __m128i vi14x01234567 = _mm_loadl_epi64((const __m128i*) i14);
924 const __m128i vk14x01234567 = _mm_loadl_epi64((const __m128i*) (k + 224));
925 i14 += 8;
926
927 const __m128i vxi14x01234567 = _mm_unpacklo_epi8(vi14x01234567, vzero);
928 const __m128i vxk14x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk14x01234567, vzero), vk_zero_point);
929
930 const __m128i vprod14x01234567lo = _mm_mullo_epi16(vxi14x01234567, vxk14x01234567);
931 const __m128i vprod14x01234567hi = _mm_mulhi_epi16(vxi14x01234567, vxk14x01234567);
932
933 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod14x01234567lo, vprod14x01234567hi));
934 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod14x01234567lo, vprod14x01234567hi));
935
936 const __m128i vi15x01234567 = _mm_loadl_epi64((const __m128i*) i15);
937 const __m128i vk15x01234567 = _mm_loadl_epi64((const __m128i*) (k + 240));
938 i15 += 8;
939
940 const __m128i vxi15x01234567 = _mm_unpacklo_epi8(vi15x01234567, vzero);
941 const __m128i vxk15x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk15x01234567, vzero), vk_zero_point);
942
943 const __m128i vprod15x01234567lo = _mm_mullo_epi16(vxi15x01234567, vxk15x01234567);
944 const __m128i vprod15x01234567hi = _mm_mulhi_epi16(vxi15x01234567, vxk15x01234567);
945
946 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod15x01234567lo, vprod15x01234567hi));
947 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod15x01234567lo, vprod15x01234567hi));
948
949 const __m128i vi16x01234567 = _mm_loadl_epi64((const __m128i*) i16);
950 const __m128i vk16x01234567 = _mm_loadl_epi64((const __m128i*) (k + 256));
951 i16 += 8;
952
953 const __m128i vxi16x01234567 = _mm_unpacklo_epi8(vi16x01234567, vzero);
954 const __m128i vxk16x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk16x01234567, vzero), vk_zero_point);
955
956 const __m128i vprod16x01234567lo = _mm_mullo_epi16(vxi16x01234567, vxk16x01234567);
957 const __m128i vprod16x01234567hi = _mm_mulhi_epi16(vxi16x01234567, vxk16x01234567);
958
959 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod16x01234567lo, vprod16x01234567hi));
960 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod16x01234567lo, vprod16x01234567hi));
961
962 const __m128i vi17x01234567 = _mm_loadl_epi64((const __m128i*) i17);
963 const __m128i vk17x01234567 = _mm_loadl_epi64((const __m128i*) (k + 272));
964 i17 += 8;
965
966 const __m128i vxi17x01234567 = _mm_unpacklo_epi8(vi17x01234567, vzero);
967 const __m128i vxk17x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk17x01234567, vzero), vk_zero_point);
968
969 const __m128i vprod17x01234567lo = _mm_mullo_epi16(vxi17x01234567, vxk17x01234567);
970 const __m128i vprod17x01234567hi = _mm_mulhi_epi16(vxi17x01234567, vxk17x01234567);
971
972 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod17x01234567lo, vprod17x01234567hi));
973 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod17x01234567lo, vprod17x01234567hi));
974
975 const __m128i vi18x01234567 = _mm_loadl_epi64((const __m128i*) i18);
976 const __m128i vk18x01234567 = _mm_loadl_epi64((const __m128i*) (k + 288));
977 i18 += 8;
978
979 const __m128i vxi18x01234567 = _mm_unpacklo_epi8(vi18x01234567, vzero);
980 const __m128i vxk18x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk18x01234567, vzero), vk_zero_point);
981
982 const __m128i vprod18x01234567lo = _mm_mullo_epi16(vxi18x01234567, vxk18x01234567);
983 const __m128i vprod18x01234567hi = _mm_mulhi_epi16(vxi18x01234567, vxk18x01234567);
984
985 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod18x01234567lo, vprod18x01234567hi));
986 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod18x01234567lo, vprod18x01234567hi));
987
988 const __m128i vi19x01234567 = _mm_loadl_epi64((const __m128i*) i19);
989 const __m128i vk19x01234567 = _mm_loadl_epi64((const __m128i*) (k + 304));
990 i19 += 8;
991
992 const __m128i vxi19x01234567 = _mm_unpacklo_epi8(vi19x01234567, vzero);
993 const __m128i vxk19x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk19x01234567, vzero), vk_zero_point);
994
995 const __m128i vprod19x01234567lo = _mm_mullo_epi16(vxi19x01234567, vxk19x01234567);
996 const __m128i vprod19x01234567hi = _mm_mulhi_epi16(vxi19x01234567, vxk19x01234567);
997
998 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod19x01234567lo, vprod19x01234567hi));
999 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod19x01234567lo, vprod19x01234567hi));
1000
1001 const __m128i vi20x01234567 = _mm_loadl_epi64((const __m128i*) i20);
1002 const __m128i vk20x01234567 = _mm_loadl_epi64((const __m128i*) (k + 320));
1003 i20 += 8;
1004
1005 const __m128i vxi20x01234567 = _mm_unpacklo_epi8(vi20x01234567, vzero);
1006 const __m128i vxk20x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk20x01234567, vzero), vk_zero_point);
1007
1008 const __m128i vprod20x01234567lo = _mm_mullo_epi16(vxi20x01234567, vxk20x01234567);
1009 const __m128i vprod20x01234567hi = _mm_mulhi_epi16(vxi20x01234567, vxk20x01234567);
1010
1011 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod20x01234567lo, vprod20x01234567hi));
1012 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod20x01234567lo, vprod20x01234567hi));
1013
1014 const __m128i vi21x01234567 = _mm_loadl_epi64((const __m128i*) i21);
1015 const __m128i vk21x01234567 = _mm_loadl_epi64((const __m128i*) (k + 336));
1016 i21 += 8;
1017
1018 const __m128i vxi21x01234567 = _mm_unpacklo_epi8(vi21x01234567, vzero);
1019 const __m128i vxk21x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk21x01234567, vzero), vk_zero_point);
1020
1021 const __m128i vprod21x01234567lo = _mm_mullo_epi16(vxi21x01234567, vxk21x01234567);
1022 const __m128i vprod21x01234567hi = _mm_mulhi_epi16(vxi21x01234567, vxk21x01234567);
1023
1024 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod21x01234567lo, vprod21x01234567hi));
1025 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod21x01234567lo, vprod21x01234567hi));
1026
1027 const __m128i vi22x01234567 = _mm_loadl_epi64((const __m128i*) i22);
1028 const __m128i vk22x01234567 = _mm_loadl_epi64((const __m128i*) (k + 352));
1029 i22 += 8;
1030
1031 const __m128i vxi22x01234567 = _mm_unpacklo_epi8(vi22x01234567, vzero);
1032 const __m128i vxk22x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk22x01234567, vzero), vk_zero_point);
1033
1034 const __m128i vprod22x01234567lo = _mm_mullo_epi16(vxi22x01234567, vxk22x01234567);
1035 const __m128i vprod22x01234567hi = _mm_mulhi_epi16(vxi22x01234567, vxk22x01234567);
1036
1037 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod22x01234567lo, vprod22x01234567hi));
1038 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod22x01234567lo, vprod22x01234567hi));
1039
1040 const __m128i vi23x01234567 = _mm_loadl_epi64((const __m128i*) i23);
1041 const __m128i vk23x01234567 = _mm_loadl_epi64((const __m128i*) (k + 368));
1042 i23 += 8;
1043
1044 const __m128i vxi23x01234567 = _mm_unpacklo_epi8(vi23x01234567, vzero);
1045 const __m128i vxk23x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk23x01234567, vzero), vk_zero_point);
1046
1047 const __m128i vprod23x01234567lo = _mm_mullo_epi16(vxi23x01234567, vxk23x01234567);
1048 const __m128i vprod23x01234567hi = _mm_mulhi_epi16(vxi23x01234567, vxk23x01234567);
1049
1050 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod23x01234567lo, vprod23x01234567hi));
1051 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod23x01234567lo, vprod23x01234567hi));
1052
1053 const __m128i vi24x01234567 = _mm_loadl_epi64((const __m128i*) i24);
1054 const __m128i vk24x01234567 = _mm_loadl_epi64((const __m128i*) (k + 384));
1055 i24 += 8;
1056
1057 const __m128i vxi24x01234567 = _mm_unpacklo_epi8(vi24x01234567, vzero);
1058 const __m128i vxk24x01234567 = _mm_sub_epi16(_mm_unpacklo_epi8(vk24x01234567, vzero), vk_zero_point);
1059
1060 const __m128i vprod24x01234567lo = _mm_mullo_epi16(vxi24x01234567, vxk24x01234567);
1061 const __m128i vprod24x01234567hi = _mm_mulhi_epi16(vxi24x01234567, vxk24x01234567);
1062
1063 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vprod24x01234567lo, vprod24x01234567hi));
1064 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vprod24x01234567lo, vprod24x01234567hi));
1065
1066 k += 8;
1067
1068 __m128 vscaled0123 = _mm_cvtepi32_ps(vacc0123);
1069 __m128 vscaled4567 = _mm_cvtepi32_ps(vacc4567);
1070
1071 const __m128 vscale = _mm_load_ps(params->fp32_sse2.scale);
1072 vscaled0123 = _mm_mul_ps(vscaled0123, vscale);
1073 vscaled4567 = _mm_mul_ps(vscaled4567, vscale);
1074
1075 const __m128 voutput_max_less_zero_point = _mm_load_ps(params->fp32_sse2.output_max_less_zero_point);
1076 vscaled0123 = _mm_min_ps(vscaled0123, voutput_max_less_zero_point);
1077 vscaled4567 = _mm_min_ps(vscaled4567, voutput_max_less_zero_point);
1078
1079 vacc0123 = _mm_cvtps_epi32(vscaled0123);
1080 vacc4567 = _mm_cvtps_epi32(vscaled4567);
1081
1082 w = (const void*) ((const int32_t*) w + 8);
1083
1084 const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.output_zero_point);
1085 __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
1086
1087 __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
1088
1089 vout0123456701234567 = _mm_max_epu8(vout0123456701234567, _mm_load_si128((const __m128i*) params->fp32_sse2.output_min));
1090
1091 if XNN_LIKELY(c >= 8) {
1092 _mm_storel_epi64((__m128i*) output, vout0123456701234567);
1093 output += 8;
1094 c -= 8;
1095 } else {
1096 if (c & 4) {
1097 unaligned_store_u32(output, (uint32_t) _mm_cvtsi128_si32(vout0123456701234567));
1098 vout0123456701234567 = _mm_srli_epi64(vout0123456701234567, 32);
1099 output += 4;
1100 }
1101 if (c & 2) {
1102 unaligned_store_u16(output, (uint16_t) _mm_extract_epi16(vout0123456701234567, 0));
1103 vout0123456701234567 = _mm_srli_epi32(vout0123456701234567, 16);
1104 output += 2;
1105 }
1106 if (c & 1) {
1107 *output = (uint8_t) _mm_cvtsi128_si32(vout0123456701234567);
1108 output += 1;
1109 }
1110 c = 0;
1111 }
1112 } while (c != 0);
1113 }
1114
1115 output = (uint8_t*) ((uintptr_t) output + output_increment);
1116 } while (--output_width != 0);
1117 }
1118