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1 // Auto-generated file. Do not edit!
2 //   Template: src/f32-vbinary/vop-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/common.h>
13 #include <xnnpack/math.h>
14 #include <xnnpack/vbinary.h>
15 
16 
xnn_f32_vsub_minmax_ukernel__scalar_x2(size_t n,const float * a,const float * b,float * y,const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])17 void xnn_f32_vsub_minmax_ukernel__scalar_x2(
18     size_t n,
19     const float* a,
20     const float* b,
21     float* y,
22     const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS(1)])
23 {
24   assert(n != 0);
25   assert(n % sizeof(float) == 0);
26   assert(a != NULL);
27   assert(b != NULL);
28   assert(y != NULL);
29 
30   const float vy_min = params->scalar.min;
31   const float vy_max = params->scalar.max;
32 
33   for (; n >= 2 * sizeof(float); n -= 2 * sizeof(float)) {
34     const float va0 = a[0];
35     const float va1 = a[1];
36     a += 2;
37 
38     const float vb0 = b[0];
39     const float vb1 = b[1];
40     b += 2;
41 
42     float vy0 = va0 - vb0;
43     float vy1 = va1 - vb1;
44 
45 
46     vy0 = math_max_f32(vy0, vy_min);
47     vy1 = math_max_f32(vy1, vy_min);
48 
49     vy0 = math_min_f32(vy0, vy_max);
50     vy1 = math_min_f32(vy1, vy_max);
51 
52     y[0] = vy0;
53     y[1] = vy1;
54     y += 2;
55   }
56   if XNN_UNLIKELY(n != 0) {
57     const float va = *a;
58     const float vb = *b;
59     float vy = va - vb;
60     vy = math_max_f32(vy, vy_min);
61     vy = math_min_f32(vy, vy_max);
62     *y = vy;
63   }
64 }
65