atan2

double atan2	(	double	__y,
		double	__x
	)

Definition at line 9 of file atan2.c.

{
  register double __val;
#ifdef __GNUC__
  __asm __volatile__
    ("fpatan\n\t"
     "fld %%st(0)"
     : "=t" (__val) : "0" (__x), "u" (__y));
#else
  __asm
  {
    fld __y
    fld __x
    fpatan
    fstp __val
  }
#endif /*__GNUC__*/
  return __val;
}

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