1#include <clc/clc.h>
2
3#include "../../../generic/lib/clcmacro.h"
4
5_CLC_DEF _CLC_OVERLOAD float fmax(float x, float y)
6{
7   /* fcanonicalize removes sNaNs and flushes denormals if not enabled.
8    * Otherwise fmax instruction flushes the values for comparison,
9    * but outputs original denormal */
10   x = __builtin_canonicalizef(x);
11   y = __builtin_canonicalizef(y);
12   return __builtin_fmaxf(x, y);
13}
14_CLC_BINARY_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, float, fmax, float, float)
15
16#ifdef cl_khr_fp64
17
18#pragma OPENCL EXTENSION cl_khr_fp64 : enable
19
20_CLC_DEF _CLC_OVERLOAD double fmax(double x, double y)
21{
22   x = __builtin_canonicalize(x);
23   y = __builtin_canonicalize(y);
24   return __builtin_fmax(x, y);
25}
26_CLC_BINARY_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, double, fmax, double, double)
27
28#endif
29#ifdef cl_khr_fp16
30
31#pragma OPENCL EXTENSION cl_khr_fp16 : enable
32
33_CLC_DEF _CLC_OVERLOAD half fmax(half x, half y)
34{
35   if (isnan(x))
36      return y;
37   if (isnan(y))
38      return x;
39   return (y < x) ? x : y;
40}
41_CLC_BINARY_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, half, fmax, half, half)
42
43#endif
44
45#define __CLC_BODY <../../../generic/lib/math/fmax.inc>
46#include <clc/math/gentype.inc>
47