miniOS/include/math.h at master · wherego/miniOS

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#if (!defined(MATH_H))

#define MATH_H 1

#if (defined(__cplusplus))

extern "C" {

#endif

double sin(double);

double cos(double);

double sqrt(double);

double ldexp(double x, int n);

double frexp(double x, int *exp);

extern __inline__ double sin(double x)

{

double res;

__asm__ ("fsin" : "=t" (res) : "0" (x));

return res;

}

extern __inline__ double cos(double x)

{

double res;

__asm__ ("fcos" : "=t" (res) : "0" (x));

return res;

}

extern __inline__ double sqrt(double x)

{

double res;

__asm__ ("fsqrt" : "=t" (res) : "0" (x));

return res;

}

#if (defined(__cplusplus))

}

#endif