1 // Auto-generated file. Do not edit!
2 // Template: src/f32-vbinary/vopc-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_vrsubc_ukernel__wasm_x4(size_t n,const float * a,const float * b,float * y,const union xnn_f32_output_params params[restrict static1])17 void xnn_f32_vrsubc_ukernel__wasm_x4(
18 size_t n,
19 const float* a,
20 const float* b,
21 float* y,
22 const union xnn_f32_output_params params[restrict static 1])
23 {
24 assert(n != 0);
25 assert(n % sizeof(float) == 0);
26
27 const float vy_min = params->scalar.min;
28 const float vy_max = params->scalar.max;
29
30 const float vb = *b;
31 for (; n >= 4 * sizeof(float); n -= 4 * sizeof(float)) {
32 const float va0 = a[0];
33 const float va1 = a[1];
34 const float va2 = a[2];
35 const float va3 = a[3];
36 a += 4;
37
38 float vy0 = vb - va0;
39 float vy1 = vb - va1;
40 float vy2 = vb - va2;
41 float vy3 = vb - va3;
42
43 vy0 = __builtin_wasm_max_f32(vy0, vy_min);
44 vy1 = __builtin_wasm_max_f32(vy1, vy_min);
45 vy2 = __builtin_wasm_max_f32(vy2, vy_min);
46 vy3 = __builtin_wasm_max_f32(vy3, vy_min);
47
48 vy0 = __builtin_wasm_min_f32(vy0, vy_max);
49 vy1 = __builtin_wasm_min_f32(vy1, vy_max);
50 vy2 = __builtin_wasm_min_f32(vy2, vy_max);
51 vy3 = __builtin_wasm_min_f32(vy3, vy_max);
52
53 y[0] = vy0;
54 y[1] = vy1;
55 y[2] = vy2;
56 y[3] = vy3;
57 y += 4;
58 }
59 if XNN_UNLIKELY(n != 0) {
60 do {
61 const float va = *a++;
62 float vy = vb - va;
63 vy = __builtin_wasm_max_f32(vy, vy_min);
64 vy = __builtin_wasm_min_f32(vy, vy_max);
65 *y++ = vy;
66 n -= sizeof(float);
67 } while (n != 0);
68 }
69 }
70