1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-dwconv/unipass-scalar.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2021 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 #include <math.h>
12
13 #include <xnnpack/dwconv.h>
14 #include <xnnpack/math.h>
15
16
xnn_qs8_dwconv_minmax_fp32_ukernel_up4x9__scalar_lrintf(size_t channels,size_t output_width,const int8_t ** input,const void * weights,int8_t * output,size_t input_stride,size_t output_increment,size_t input_offset,const int8_t * zero,const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])17 void xnn_qs8_dwconv_minmax_fp32_ukernel_up4x9__scalar_lrintf(
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_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)])
28 {
29 assert(channels != 0);
30 assert(output_width != 0);
31
32 const float vscale = params->fp32_scalar_lrintf.scale;
33 const float voutput_min_less_zero_point = params->fp32_scalar_lrintf.output_min_less_zero_point;
34 const float voutput_max_less_zero_point = params->fp32_scalar_lrintf.output_max_less_zero_point;
35 const int32_t voutput_zero_point = params->fp32_scalar_lrintf.output_zero_point;
36 do {
37 const int8_t* i0 = input[0];
38 assert(i0 != NULL);
39 if XNN_UNPREDICTABLE(i0 != zero) {
40 i0 = (const int8_t*) ((uintptr_t) i0 + input_offset);
41 }
42 const int8_t* i1 = input[1];
43 assert(i1 != NULL);
44 if XNN_UNPREDICTABLE(i1 != zero) {
45 i1 = (const int8_t*) ((uintptr_t) i1 + input_offset);
46 }
47 const int8_t* i2 = input[2];
48 assert(i2 != NULL);
49 if XNN_UNPREDICTABLE(i2 != zero) {
50 i2 = (const int8_t*) ((uintptr_t) i2 + input_offset);
51 }
52 const int8_t* i3 = input[3];
53 assert(i3 != NULL);
54 if XNN_UNPREDICTABLE(i3 != zero) {
55 i3 = (const int8_t*) ((uintptr_t) i3 + input_offset);
56 }
57 const int8_t* i4 = input[4];
58 assert(i4 != NULL);
59 if XNN_UNPREDICTABLE(i4 != zero) {
60 i4 = (const int8_t*) ((uintptr_t) i4 + input_offset);
61 }
62 const int8_t* i5 = input[5];
63 assert(i5 != NULL);
64 if XNN_UNPREDICTABLE(i5 != zero) {
65 i5 = (const int8_t*) ((uintptr_t) i5 + input_offset);
66 }
67 const int8_t* i6 = input[6];
68 assert(i6 != NULL);
69 if XNN_UNPREDICTABLE(i6 != zero) {
70 i6 = (const int8_t*) ((uintptr_t) i6 + input_offset);
71 }
72 const int8_t* i7 = input[7];
73 assert(i7 != NULL);
74 if XNN_UNPREDICTABLE(i7 != zero) {
75 i7 = (const int8_t*) ((uintptr_t) i7 + input_offset);
76 }
77 const int8_t* i8 = input[8];
78 assert(i8 != NULL);
79 if XNN_UNPREDICTABLE(i8 != zero) {
80 i8 = (const int8_t*) ((uintptr_t) i8 + input_offset);
81 }
82 input = (const int8_t**) ((uintptr_t) input + input_stride);
83
84 size_t c = channels;
85 const void* w = weights;
86 for (; c >= 4; c -= 4) {
87 int32_t vacc0 = ((const int32_t*) w)[0];
88 int32_t vacc1 = ((const int32_t*) w)[1];
89 int32_t vacc2 = ((const int32_t*) w)[2];
90 int32_t vacc3 = ((const int32_t*) w)[3];
91
92
93 const int32_t vi0x0 = (int32_t) i0[0];
94 const int32_t vi0x1 = (int32_t) i0[1];
95 const int32_t vi0x2 = (int32_t) i0[2];
96 const int32_t vi0x3 = (int32_t) i0[3];
97 i0 += 4;
98
99 const int32_t vk0x0 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[0];
100 const int32_t vk0x1 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[1];
101 const int32_t vk0x2 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[2];
102 const int32_t vk0x3 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[3];
103
104 vacc0 += vi0x0 * vk0x0;
105 vacc1 += vi0x1 * vk0x1;
106 vacc2 += vi0x2 * vk0x2;
107 vacc3 += vi0x3 * vk0x3;
108
109 const int32_t vi1x0 = (int32_t) i1[0];
110 const int32_t vi1x1 = (int32_t) i1[1];
111 const int32_t vi1x2 = (int32_t) i1[2];
112 const int32_t vi1x3 = (int32_t) i1[3];
113 i1 += 4;
114
115 const int32_t vk1x0 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[4];
116 const int32_t vk1x1 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[5];
117 const int32_t vk1x2 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[6];
118 const int32_t vk1x3 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[7];
119
120 vacc0 += vi1x0 * vk1x0;
121 vacc1 += vi1x1 * vk1x1;
122 vacc2 += vi1x2 * vk1x2;
123 vacc3 += vi1x3 * vk1x3;
124
125 const int32_t vi2x0 = (int32_t) i2[0];
126 const int32_t vi2x1 = (int32_t) i2[1];
127 const int32_t vi2x2 = (int32_t) i2[2];
128 const int32_t vi2x3 = (int32_t) i2[3];
129 i2 += 4;
130
131 const int32_t vk2x0 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[8];
132 const int32_t vk2x1 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[9];
133 const int32_t vk2x2 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[10];
134 const int32_t vk2x3 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[11];
135
136 vacc0 += vi2x0 * vk2x0;
137 vacc1 += vi2x1 * vk2x1;
138 vacc2 += vi2x2 * vk2x2;
139 vacc3 += vi2x3 * vk2x3;
140
141 const int32_t vi3x0 = (int32_t) i3[0];
142 const int32_t vi3x1 = (int32_t) i3[1];
143 const int32_t vi3x2 = (int32_t) i3[2];
144 const int32_t vi3x3 = (int32_t) i3[3];
145 i3 += 4;
146
147 const int32_t vk3x0 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[12];
148 const int32_t vk3x1 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[13];
149 const int32_t vk3x2 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[14];
150 const int32_t vk3x3 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[15];
151
152 vacc0 += vi3x0 * vk3x0;
153 vacc1 += vi3x1 * vk3x1;
154 vacc2 += vi3x2 * vk3x2;
155 vacc3 += vi3x3 * vk3x3;
156
157 const int32_t vi4x0 = (int32_t) i4[0];
158 const int32_t vi4x1 = (int32_t) i4[1];
159 const int32_t vi4x2 = (int32_t) i4[2];
160 const int32_t vi4x3 = (int32_t) i4[3];
161 i4 += 4;
162
163 const int32_t vk4x0 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[16];
164 const int32_t vk4x1 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[17];
165 const int32_t vk4x2 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[18];
166 const int32_t vk4x3 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[19];
167
168 vacc0 += vi4x0 * vk4x0;
169 vacc1 += vi4x1 * vk4x1;
170 vacc2 += vi4x2 * vk4x2;
171 vacc3 += vi4x3 * vk4x3;
172
173 const int32_t vi5x0 = (int32_t) i5[0];
174 const int32_t vi5x1 = (int32_t) i5[1];
175 const int32_t vi5x2 = (int32_t) i5[2];
176 const int32_t vi5x3 = (int32_t) i5[3];
177 i5 += 4;
178
179 const int32_t vk5x0 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[20];
180 const int32_t vk5x1 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[21];
181 const int32_t vk5x2 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[22];
182 const int32_t vk5x3 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[23];
183
184 vacc0 += vi5x0 * vk5x0;
185 vacc1 += vi5x1 * vk5x1;
186 vacc2 += vi5x2 * vk5x2;
187 vacc3 += vi5x3 * vk5x3;
188
189 const int32_t vi6x0 = (int32_t) i6[0];
190 const int32_t vi6x1 = (int32_t) i6[1];
191 const int32_t vi6x2 = (int32_t) i6[2];
192 const int32_t vi6x3 = (int32_t) i6[3];
193 i6 += 4;
194
195 const int32_t vk6x0 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[24];
196 const int32_t vk6x1 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[25];
197 const int32_t vk6x2 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[26];
198 const int32_t vk6x3 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[27];
199
200 vacc0 += vi6x0 * vk6x0;
201 vacc1 += vi6x1 * vk6x1;
202 vacc2 += vi6x2 * vk6x2;
203 vacc3 += vi6x3 * vk6x3;
204
205 const int32_t vi7x0 = (int32_t) i7[0];
206 const int32_t vi7x1 = (int32_t) i7[1];
207 const int32_t vi7x2 = (int32_t) i7[2];
208 const int32_t vi7x3 = (int32_t) i7[3];
209 i7 += 4;
210
211 const int32_t vk7x0 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[28];
212 const int32_t vk7x1 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[29];
213 const int32_t vk7x2 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[30];
214 const int32_t vk7x3 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[31];
215
216 vacc0 += vi7x0 * vk7x0;
217 vacc1 += vi7x1 * vk7x1;
218 vacc2 += vi7x2 * vk7x2;
219 vacc3 += vi7x3 * vk7x3;
220
221 const int32_t vi8x0 = (int32_t) i8[0];
222 const int32_t vi8x1 = (int32_t) i8[1];
223 const int32_t vi8x2 = (int32_t) i8[2];
224 const int32_t vi8x3 = (int32_t) i8[3];
225 i8 += 4;
226
227 const int32_t vk8x0 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[32];
228 const int32_t vk8x1 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[33];
229 const int32_t vk8x2 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[34];
230 const int32_t vk8x3 = (int32_t) ((const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t)))[35];
231
232 vacc0 += vi8x0 * vk8x0;
233 vacc1 += vi8x1 * vk8x1;
234 vacc2 += vi8x2 * vk8x2;
235 vacc3 += vi8x3 * vk8x3;
236
237 w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t) + 36 * sizeof(int8_t));
238
239 float vfpacc0 = (float) vacc0;
240 float vfpacc1 = (float) vacc1;
241 float vfpacc2 = (float) vacc2;
242 float vfpacc3 = (float) vacc3;
243
244 vfpacc0 *= vscale;
245 vfpacc1 *= vscale;
246 vfpacc2 *= vscale;
247 vfpacc3 *= vscale;
248
249 vfpacc0 = math_max_f32(vfpacc0, voutput_min_less_zero_point);
250 vfpacc1 = math_max_f32(vfpacc1, voutput_min_less_zero_point);
251 vfpacc2 = math_max_f32(vfpacc2, voutput_min_less_zero_point);
252 vfpacc3 = math_max_f32(vfpacc3, voutput_min_less_zero_point);
253
254 vfpacc0 = math_min_f32(vfpacc0, voutput_max_less_zero_point);
255 vfpacc1 = math_min_f32(vfpacc1, voutput_max_less_zero_point);
256 vfpacc2 = math_min_f32(vfpacc2, voutput_max_less_zero_point);
257 vfpacc3 = math_min_f32(vfpacc3, voutput_max_less_zero_point);
258
259 const int32_t vrndacc0 = (int32_t) lrintf(vfpacc0);
260 const int32_t vrndacc1 = (int32_t) lrintf(vfpacc1);
261 const int32_t vrndacc2 = (int32_t) lrintf(vfpacc2);
262 const int32_t vrndacc3 = (int32_t) lrintf(vfpacc3);
263
264 int32_t vout0 = (int32_t) vrndacc0 + voutput_zero_point;
265 int32_t vout1 = (int32_t) vrndacc1 + voutput_zero_point;
266 int32_t vout2 = (int32_t) vrndacc2 + voutput_zero_point;
267 int32_t vout3 = (int32_t) vrndacc3 + voutput_zero_point;
268
269 output[0] = (int8_t) vout0;
270 output[1] = (int8_t) vout1;
271 output[2] = (int8_t) vout2;
272 output[3] = (int8_t) vout3;
273 output += 4;
274 }
275 if XNN_UNLIKELY(c != 0) {
276 const int8_t* k = (const int8_t*) ((uintptr_t) w + 4 * sizeof(int32_t));
277 do {
278 int32_t vacc = *((const int32_t*) w);
279 w = (const void*) ((uintptr_t) w + sizeof(int32_t));
280
281 const int32_t vi0 = (int32_t) *i0++;
282 const int32_t vk0 = (int32_t) k[0];
283 vacc += vi0 * vk0;
284 const int32_t vi1 = (int32_t) *i1++;
285 const int32_t vk1 = (int32_t) k[4];
286 vacc += vi1 * vk1;
287 const int32_t vi2 = (int32_t) *i2++;
288 const int32_t vk2 = (int32_t) k[8];
289 vacc += vi2 * vk2;
290 const int32_t vi3 = (int32_t) *i3++;
291 const int32_t vk3 = (int32_t) k[12];
292 vacc += vi3 * vk3;
293 const int32_t vi4 = (int32_t) *i4++;
294 const int32_t vk4 = (int32_t) k[16];
295 vacc += vi4 * vk4;
296 const int32_t vi5 = (int32_t) *i5++;
297 const int32_t vk5 = (int32_t) k[20];
298 vacc += vi5 * vk5;
299 const int32_t vi6 = (int32_t) *i6++;
300 const int32_t vk6 = (int32_t) k[24];
301 vacc += vi6 * vk6;
302 const int32_t vi7 = (int32_t) *i7++;
303 const int32_t vk7 = (int32_t) k[28];
304 vacc += vi7 * vk7;
305 const int32_t vi8 = (int32_t) *i8++;
306 const int32_t vk8 = (int32_t) k[32];
307 vacc += vi8 * vk8;
308 k += 1;
309
310 float vfpacc = (float) vacc * vscale;
311
312 vfpacc = math_max_f32(vfpacc, voutput_min_less_zero_point);
313 vfpacc = math_min_f32(vfpacc, voutput_max_less_zero_point);
314 const int32_t vrndacc = (int32_t) lrintf(vfpacc);
315 int32_t vout = vrndacc + voutput_zero_point;
316
317 *output++ = (int8_t) vout;
318 } while (--c != 0);
319 }
320
321 output = (int8_t*) ((uintptr_t) output + output_increment);
322 } while (--output_width != 0);
323 }
324