44 	u.e = x;  in inc()
51 	return (u.e);  in inc()
60 	u.e = x;  in dec()
67 	return (u.e);  in dec()
85 	u.e = x;  in sqrtl()
105 		u.e *= 0x1.0p514;  in sqrtl()
126 	xn = sqrt(u.e);			/* 53-bit estimate of sqrtl(x). */  in sqrtl()
128 	xn = (xn + (u.e / xn)) * 0.5;	/* 106-bit estimate. */  in sqrtl()
130 	lo = u.e;  in sqrtl()
132 	lo = (lo - u.e) / xn;		/* Low bits divided by xn. */  in sqrtl()
133 	xn = xn + (u.e / xn);		/* High portion of estimate. */  in sqrtl()
134 	u.e = xn + lo;			/* Combine everything. */  in sqrtl()
140 	xn = x / u.e;			/* Chopped quotient (inexact?). */  in sqrtl()
143 		if (xn == u.e) {  in sqrtl()
145 			return (u.e);  in sqrtl()
154 		u.e = inc(u.e);		/* u.e = u.e + ulp. */  in sqrtl()
157 	u.e = u.e + xn;				/* Chopped sum. */  in sqrtl()
160 	return (u.e);  in sqrtl()