1 // Auto-generated file. Do not edit!
2 // Template: src/f32-dwconv2d-chw/3x3p1-scalar.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 <xnnpack/dwconv.h>
13 #include <xnnpack/math.h>
14
15
xnn_f32_dwconv2d_chw_ukernel_3x3p1__scalar_5x1(size_t input_height,size_t input_width,const float * input,const float * weights,const float * zero,float * output,uint32_t padding_top,const union xnn_f32_chw_params params[restrict XNN_MIN_ELEMENTS (1)])16 void xnn_f32_dwconv2d_chw_ukernel_3x3p1__scalar_5x1(
17 size_t input_height,
18 size_t input_width,
19 const float* input,
20 const float* weights,
21 const float* zero,
22 float* output,
23 uint32_t padding_top,
24 const union xnn_f32_chw_params params[restrict XNN_MIN_ELEMENTS(1)])
25 {
26 assert(input_height != 0);
27 assert(input_width != 0);
28 assert(input_width % sizeof(float) == 0);
29 assert(padding_top == 1);
30
31 const float vmin = params->scalar.min;
32 const float vmax = params->scalar.max;
33
34 const float vbias = weights[0];
35 const float vk00 = weights[1];
36 const float vk01 = weights[2];
37 const float vk02 = weights[3];
38 const float vk10 = weights[4];
39 const float vk11 = weights[5];
40 const float vk12 = weights[6];
41 const float vk20 = weights[7];
42 const float vk21 = weights[8];
43 const float vk22 = weights[9];
44
45 const float* i0 = zero;
46 const float* i1 = input;
47 const float* i2 = (const float*) ((uintptr_t) i1 + input_width);
48 const float* i3 = (const float*) ((uintptr_t) i2 + input_width);
49 const float* i4 = (const float*) ((uintptr_t) i3 + input_width);
50 const float* i5 = (const float*) ((uintptr_t) i4 + input_width);
51 const float* i6 = (const float*) ((uintptr_t) i5 + input_width);
52
53 float* o0 = output;
54 float* o1 = (float*) ((uintptr_t) o0 + input_width);
55 float* o2 = (float*) ((uintptr_t) o1 + input_width);
56 float* o3 = (float*) ((uintptr_t) o2 + input_width);
57 float* o4 = (float*) ((uintptr_t) o3 + input_width);
58
59 size_t output_height = input_height;
60 do {
61 if XNN_UNPREDICTABLE(output_height < 2) {
62 i2 = zero;
63 o1 = o0;
64 }
65 if XNN_UNPREDICTABLE(output_height < 3) {
66 i3 = zero;
67 o2 = o1;
68 }
69 if XNN_UNPREDICTABLE(output_height < 4) {
70 i4 = zero;
71 o3 = o2;
72 }
73 if XNN_UNPREDICTABLE(output_height < 5) {
74 i5 = zero;
75 o4 = o3;
76 }
77 if XNN_UNPREDICTABLE(output_height < 6) {
78 i6 = zero;
79 }
80
81 float vi0x0 = 0.0f;
82 float vi1x0 = 0.0f;
83 float vi2x0 = 0.0f;
84 float vi3x0 = 0.0f;
85 float vi4x0 = 0.0f;
86 float vi5x0 = 0.0f;
87 float vi6x0 = 0.0f;
88
89 float vi0x1 = *i0++;
90 float vi1x1 = *i1++;
91 float vi2x1 = *i2++;
92 float vi3x1 = *i3++;
93 float vi4x1 = *i4++;
94 float vi5x1 = *i5++;
95 float vi6x1 = *i6++;
96
97 size_t w = input_width;
98 for (; w > 1 * sizeof(float); w -= 1 * sizeof(float)) {
99 const float vi0x2 = *i0++;
100 const float vi1x2 = *i1++;
101 const float vi2x2 = *i2++;
102 const float vi3x2 = *i3++;
103 const float vi4x2 = *i4++;
104 const float vi5x2 = *i5++;
105 const float vi6x2 = *i6++;
106
107 float vo0p0 = vbias + vi0x0 * vk00;
108 float vo1p0 = vbias + vi1x0 * vk00;
109 float vo2p0 = vbias + vi2x0 * vk00;
110 float vo3p0 = vbias + vi3x0 * vk00;
111 float vo4p0 = vbias + vi4x0 * vk00;
112 vo0p0 += vi1x0 * vk10;
113 vo1p0 += vi2x0 * vk10;
114 vo2p0 += vi3x0 * vk10;
115 vo3p0 += vi4x0 * vk10;
116 vo4p0 += vi5x0 * vk10;
117 vo0p0 += vi2x0 * vk20;
118 vo1p0 += vi3x0 * vk20;
119 vo2p0 += vi4x0 * vk20;
120 vo3p0 += vi5x0 * vk20;
121 vo4p0 += vi6x0 * vk20;
122
123 vi0x0 = vi0x1;
124 vi1x0 = vi1x1;
125 vi2x0 = vi2x1;
126 vi3x0 = vi3x1;
127 vi4x0 = vi4x1;
128 vi5x0 = vi5x1;
129 vi6x0 = vi6x1;
130
131 vo0p0 += vi0x1 * vk01;
132 vo1p0 += vi1x1 * vk01;
133 vo2p0 += vi2x1 * vk01;
134 vo3p0 += vi3x1 * vk01;
135 vo4p0 += vi4x1 * vk01;
136 vo0p0 += vi1x1 * vk11;
137 vo1p0 += vi2x1 * vk11;
138 vo2p0 += vi3x1 * vk11;
139 vo3p0 += vi4x1 * vk11;
140 vo4p0 += vi5x1 * vk11;
141 vo0p0 += vi2x1 * vk21;
142 vo1p0 += vi3x1 * vk21;
143 vo2p0 += vi4x1 * vk21;
144 vo3p0 += vi5x1 * vk21;
145 vo4p0 += vi6x1 * vk21;
146
147 vi0x1 = vi0x2;
148 vi1x1 = vi1x2;
149 vi2x1 = vi2x2;
150 vi3x1 = vi3x2;
151 vi4x1 = vi4x2;
152 vi5x1 = vi5x2;
153 vi6x1 = vi6x2;
154
155 vo0p0 += vi0x2 * vk02;
156 vo1p0 += vi1x2 * vk02;
157 vo2p0 += vi2x2 * vk02;
158 vo3p0 += vi3x2 * vk02;
159 vo4p0 += vi4x2 * vk02;
160 vo0p0 += vi1x2 * vk12;
161 vo1p0 += vi2x2 * vk12;
162 vo2p0 += vi3x2 * vk12;
163 vo3p0 += vi4x2 * vk12;
164 vo4p0 += vi5x2 * vk12;
165 vo0p0 += vi2x2 * vk22;
166 vo1p0 += vi3x2 * vk22;
167 vo2p0 += vi4x2 * vk22;
168 vo3p0 += vi5x2 * vk22;
169 vo4p0 += vi6x2 * vk22;
170
171
172 float vo0 = math_max_f32(vo0p0, vmin);
173 float vo1 = math_max_f32(vo1p0, vmin);
174 float vo2 = math_max_f32(vo2p0, vmin);
175 float vo3 = math_max_f32(vo3p0, vmin);
176 float vo4 = math_max_f32(vo4p0, vmin);
177
178 vo0 = math_min_f32(vo0, vmax);
179 vo1 = math_min_f32(vo1, vmax);
180 vo2 = math_min_f32(vo2, vmax);
181 vo3 = math_min_f32(vo3, vmax);
182 vo4 = math_min_f32(vo4, vmax);
183
184 *o4++ = vo4;
185 *o3++ = vo3;
186 *o2++ = vo2;
187 *o1++ = vo1;
188 *o0++ = vo0;
189 }
190 // Always process the last pixel separately to account for right edge.
191 assert(w == 1 * sizeof(float));
192 {
193 float vo0p0 = vbias + vi0x0 * vk00;
194 float vo1p0 = vbias + vi1x0 * vk00;
195 float vo2p0 = vbias + vi2x0 * vk00;
196 float vo3p0 = vbias + vi3x0 * vk00;
197 float vo4p0 = vbias + vi4x0 * vk00;
198 vo0p0 += vi1x0 * vk10;
199 vo1p0 += vi2x0 * vk10;
200 vo2p0 += vi3x0 * vk10;
201 vo3p0 += vi4x0 * vk10;
202 vo4p0 += vi5x0 * vk10;
203 vo0p0 += vi2x0 * vk20;
204 vo1p0 += vi3x0 * vk20;
205 vo2p0 += vi4x0 * vk20;
206 vo3p0 += vi5x0 * vk20;
207 vo4p0 += vi6x0 * vk20;
208
209 vo0p0 += vi0x1 * vk01;
210 vo1p0 += vi1x1 * vk01;
211 vo2p0 += vi2x1 * vk01;
212 vo3p0 += vi3x1 * vk01;
213 vo4p0 += vi4x1 * vk01;
214 vo0p0 += vi1x1 * vk11;
215 vo1p0 += vi2x1 * vk11;
216 vo2p0 += vi3x1 * vk11;
217 vo3p0 += vi4x1 * vk11;
218 vo4p0 += vi5x1 * vk11;
219 vo0p0 += vi2x1 * vk21;
220 vo1p0 += vi3x1 * vk21;
221 vo2p0 += vi4x1 * vk21;
222 vo3p0 += vi5x1 * vk21;
223 vo4p0 += vi6x1 * vk21;
224
225
226 float vo0 = math_max_f32(vo0p0, vmin);
227 float vo1 = math_max_f32(vo1p0, vmin);
228 float vo2 = math_max_f32(vo2p0, vmin);
229 float vo3 = math_max_f32(vo3p0, vmin);
230 float vo4 = math_max_f32(vo4p0, vmin);
231
232 vo0 = math_min_f32(vo0, vmax);
233 vo1 = math_min_f32(vo1, vmax);
234 vo2 = math_min_f32(vo2, vmax);
235 vo3 = math_min_f32(vo3, vmax);
236 vo4 = math_min_f32(vo4, vmax);
237
238 *o4++ = vo4;
239 *o3++ = vo3;
240 *o2++ = vo2;
241 *o1++ = vo1;
242 *o0++ = vo0;
243 }
244
245 i0 = (const float*) ((uintptr_t) i5 - input_width);
246 i1 = (const float*) ((uintptr_t) i6 - input_width);
247 i2 = (const float*) ((uintptr_t) i1 + input_width);
248 i3 = (const float*) ((uintptr_t) i2 + input_width);
249 i4 = (const float*) ((uintptr_t) i3 + input_width);
250 i5 = (const float*) ((uintptr_t) i4 + input_width);
251 i6 = (const float*) ((uintptr_t) i5 + input_width);
252
253 o0 = o4;
254 o1 = (float*) ((uintptr_t) o0 + input_width);
255 o2 = (float*) ((uintptr_t) o1 + input_width);
256 o3 = (float*) ((uintptr_t) o2 + input_width);
257 o4 = (float*) ((uintptr_t) o3 + input_width);
258
259 output_height = doz(output_height, 5);
260 } while (output_height != 0);
261 }
262