blob: d4fc031e9b05ed69b211005d565f87ba51d57a31 [file] [log] [blame]
/**
* This file has no copyright assigned and is placed in the Public Domain.
* This file is part of the mingw-w64 runtime package.
* No warranty is given; refer to the file DISCLAIMER.PD within this package.
*/
#include <math.h>
double log2(double x)
{
return log(x) / 0.69314718246459960938;
}
float log2f(float x)
{
return logf(x) / 0.69314718246459960938f;
}
long double log2l(long double x)
{
#if defined(__arm__) || defined(_ARM_) || defined(__aarch64__) || defined(_ARM64_)
return log2(x);
#else
#error Not supported on your platform yet
#endif
}