xref: /aosp_15_r20/external/XNNPACK/src/f32-vlrelu/gen/vlrelu-scalar-x2.c (revision 4bdc94577ba0e567308109d787f7fec7b531ce36)
1 // Auto-generated file. Do not edit!
2 //   Template: src/f32-vlrelu/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/common.h>
13 #include <xnnpack/vunary.h>
14 
15 
xnn_f32_vlrelu_ukernel__scalar_x2(size_t n,const float * x,float * y,const union xnn_f32_lrelu_params params[restrict XNN_MIN_ELEMENTS (1)])16 void xnn_f32_vlrelu_ukernel__scalar_x2(
17     size_t n,
18     const float* x,
19     float* y,
20     const union xnn_f32_lrelu_params params[restrict XNN_MIN_ELEMENTS(1)])
21 {
22   assert(n != 0);
23   assert(n % sizeof(float) == 0);
24 
25   const float vslope = params->scalar.slope;
26 
27   for (; n >= 2 * sizeof(float); n -= 2 * sizeof(float)) {
28     const float vx0 = x[0];
29     const float vx1 = x[1];
30     x += 2;
31 
32     float vacc0 = vx0 * vslope;
33     float vacc1 = vx1 * vslope;
34 
35     vacc0 = XNN_UNPREDICTABLE(vx0 < 0.0f) ? vacc0 : vx0;
36     vacc1 = XNN_UNPREDICTABLE(vx1 < 0.0f) ? vacc1 : vx1;
37 
38     y[0] = vacc0;
39     y[1] = vacc1;
40     y += 2;
41   }
42   if XNN_UNLIKELY(n != 0) {
43     const float vx = *x;
44     float vacc = vx * vslope;
45     vacc = XNN_UNPREDICTABLE(vx < 0.0f) ? vacc : vx;
46     *y = vacc;
47   }
48 }
49