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1 // Auto-generated file. Do not edit!
2 //   Template: src/f32-dwconv/up-scalar.c.in
3 //   Generator: tools/xngen
4 //
5 // Copyright 2019 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_dwconv_ukernel_up1x4__scalar(size_t channels,size_t output_width,const float ** input,const float * weights,float * output,size_t input_stride,size_t output_increment,const union xnn_f32_output_params params[restrict static1])16 void xnn_f32_dwconv_ukernel_up1x4__scalar(
17     size_t channels,
18     size_t output_width,
19     const float** input,
20     const float* weights,
21     float* output,
22     size_t input_stride,
23     size_t output_increment,
24     const union xnn_f32_output_params params[restrict static 1])
25 {
26   assert(channels != 0);
27   assert(output_width != 0);
28 
29   const float vmin = params->scalar.min;
30   const float vmax = params->scalar.max;
31   do {
32     const float* i0 = input[0];
33     assert(i0 != NULL);
34     const float* i1 = input[1];
35     assert(i1 != NULL);
36     const float* i2 = input[2];
37     assert(i2 != NULL);
38     const float* i3 = input[3];
39     assert(i3 != NULL);
40     input = (const float**) ((uintptr_t) input + input_stride);
41 
42     size_t c = channels;
43     const float* w = weights;
44     do {
45       float vacc0p0 = w[0];
46 
47       const float vi0 = *i0++;
48       const float vk0 = w[1];
49       vacc0p0 += vi0 * vk0;
50 
51       const float vi1 = *i1++;
52       const float vk1 = w[2];
53       vacc0p0 += vi1 * vk1;
54 
55       const float vi2 = *i2++;
56       const float vk2 = w[3];
57       vacc0p0 += vi2 * vk2;
58 
59       const float vi3 = *i3++;
60       const float vk3 = w[4];
61       vacc0p0 += vi3 * vk3;
62 
63       w += 5;
64 
65 
66       float vacc0 = math_max_f32(vacc0p0, vmin);
67       vacc0 = math_min_f32(vacc0, vmax);
68 
69       *output++ = vacc0;
70     } while (--c != 0);
71 
72     output = (float*) ((uintptr_t) output + output_increment);
73   } while (--output_width != 0);
74 }
75