1#include <math.h>
 2
 3float fmodf(float x, float y)
 4{
 5	unsigned short fpsr;
 6	// fprem does not introduce excess precision into x
 7	do __asm__ ("fprem; fnstsw %%ax" : "+t"(x), "=a"(fpsr) : "u"(y));
 8	while (fpsr & 0x400);
 9	return x;
10}