llvm-project/libclc/generic/lib/math/copysign.cl

28 lines
632 B
Common Lisp

#include <clc/clc.h>
#include "../clcmacro.h"
_CLC_DEFINE_BINARY_BUILTIN(float, copysign, __builtin_copysignf, float, float)
#ifdef cl_khr_fp64
#pragma OPENCL EXTENSION cl_khr_fp64 : enable
_CLC_DEFINE_BINARY_BUILTIN(double, copysign, __builtin_copysign, double, double)
#endif
#ifdef cl_khr_fp16
#pragma OPENCL EXTENSION cl_khr_fp16 : enable
_CLC_DEF _CLC_OVERLOAD half copysign(half x, half y)
{
ushort sign_x = as_ushort(x) & 0x8000u;
ushort unsigned_y = as_ushort(y) & 0x7ffffu;
return as_half((ushort)(sign_x | unsigned_y));
}
_CLC_BINARY_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, half, copysign, half, half)
#endif