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#include <clc/clc.h>
#include "../clcmacro.h"
/*
*log(x) = log2(x) * (1/log2(e))
*/
_CLC_OVERLOAD _CLC_DEF float log(float x)
{
return log2(x) * (1.0f / M_LOG2E_F);
}
_CLC_UNARY_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, float, log, float);
#ifdef cl_khr_fp64
#pragma OPENCL EXTENSION cl_khr_fp64 : enable
_CLC_OVERLOAD _CLC_DEF double log(double x)
{
return log2(x) * (1.0 / M_LOG2E);
}
_CLC_UNARY_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, double, log, double);
#endif // cl_khr_fp64
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