diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128/s_frexpl.c')
| -rw-r--r-- | sysdeps/ieee754/ldbl-128/s_frexpl.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/sysdeps/ieee754/ldbl-128/s_frexpl.c b/sysdeps/ieee754/ldbl-128/s_frexpl.c deleted file mode 100644 index 47a171f551..0000000000 --- a/sysdeps/ieee754/ldbl-128/s_frexpl.c +++ /dev/null @@ -1,54 +0,0 @@ -/* s_frexpl.c -- long double version of s_frexp.c. - * Conversion to IEEE quad long double by Jakub Jelinek, jj@ultra.linux.cz. - */ - -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunPro, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - -#if defined(LIBM_SCCS) && !defined(lint) -static char rcsid[] = "$NetBSD: $"; -#endif - -/* - * for non-zero x - * x = frexpl(arg,&exp); - * 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 frexpl(arg,&exp) returns arg - * with *exp=0. - */ - -#include <math.h> -#include <math_private.h> - -static const _Float128 -two114 = L(2.0769187434139310514121985316880384E+34); /* 0x4071000000000000, 0 */ - -_Float128 __frexpl(_Float128 x, int *eptr) -{ - u_int64_t hx, lx, ix; - GET_LDOUBLE_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_LDOUBLE_MSW64(hx,x); - ix = hx&0x7fffffffffffffffULL; - *eptr = -114; - } - *eptr += (ix>>48)-16382; - hx = (hx&0x8000ffffffffffffULL) | 0x3ffe000000000000ULL; - SET_LDOUBLE_MSW64(x,hx); - return x; -} -weak_alias (__frexpl, frexpl) |