-/* frexpq.c -- __float128 version of s_frexp.c.
+/* s_frexpl.c -- long double version of s_frexp.c.
* Conversion to IEEE quad long double by Jakub Jelinek, jj@ultra.linux.cz.
*/
* ====================================================
*/
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: $";
+#endif
+
/*
* for non-zero x
* x = frexpq(arg,&exp);
- * return a __float128 fp quantity x such that 0.5 <= |x| <1.0
+ * return a long double fp quantity x such that 0.5 <= |x| <1.0
* and the corresponding binary exponent "exp". That is
* arg = x*2^exp.
* If arg is inf, 0.0, or NaN, then frexpq(arg,&exp) returns arg
static const __float128
two114 = 2.0769187434139310514121985316880384E+34Q; /* 0x4071000000000000, 0 */
-__float128
-frexpq (__float128 x, int *eptr)
+__float128 frexpq(__float128 x, int *eptr)
{
- uint64_t hx, lx, ix;
- GET_FLT128_WORDS64(hx,lx,x);
- ix = 0x7fffffffffffffffULL&hx;
- *eptr = 0;
- if(ix>=0x7fff000000000000ULL||((ix|lx)==0)) return x + x;/* 0,inf,nan */
- if (ix<0x0001000000000000ULL) { /* subnormal */
- x *= two114;
- GET_FLT128_MSW64(hx,x);
- ix = hx&0x7fffffffffffffffULL;
- *eptr = -114;
- }
- *eptr += (ix>>48)-16382;
- hx = (hx&0x8000ffffffffffffULL) | 0x3ffe000000000000ULL;
- SET_FLT128_MSW64(x,hx);
- return x;
+ uint64_t hx, lx, ix;
+ GET_FLT128_WORDS64(hx,lx,x);
+ ix = 0x7fffffffffffffffULL&hx;
+ *eptr = 0;
+ if(ix>=0x7fff000000000000ULL||((ix|lx)==0)) return x + x;/* 0,inf,nan */
+ if (ix<0x0001000000000000ULL) { /* subnormal */
+ x *= two114;
+ GET_FLT128_MSW64(hx,x);
+ ix = hx&0x7fffffffffffffffULL;
+ *eptr = -114;
+ }
+ *eptr += (ix>>48)-16382;
+ hx = (hx&0x8000ffffffffffffULL) | 0x3ffe000000000000ULL;
+ SET_FLT128_MSW64(x,hx);
+ return x;
}