diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128ibm/s_logbl.c')
| -rw-r--r-- | sysdeps/ieee754/ldbl-128ibm/s_logbl.c | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_logbl.c b/sysdeps/ieee754/ldbl-128ibm/s_logbl.c deleted file mode 100644 index 0c61cdae25..0000000000 --- a/sysdeps/ieee754/ldbl-128ibm/s_logbl.c +++ /dev/null @@ -1,47 +0,0 @@ -/* s_logbl.c -- long double version of s_logb.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 - -/* - * long double logbl(x) - * IEEE 754 logb. Included to pass IEEE test suite. Not recommend. - * Use ilogb instead. - */ - -#include "math.h" -#include "math_private.h" -#include <math_ldbl_opt.h> - -#ifdef __STDC__ - long double __logbl(long double x) -#else - long double __logbl(x) - long double x; -#endif -{ - int64_t lx,hx; - GET_LDOUBLE_WORDS64(hx,lx,x); - hx &= 0x7fffffffffffffffLL; /* high |x| */ - if((hx|(lx&0x7fffffffffffffffLL))==0) return -1.0/fabs(x); - if(hx>=0x7ff0000000000000LL) return x*x; - if((hx>>=52)==0) /* IEEE 754 logb */ - return -1022.0; - else - return (long double) (hx-0x3ff); -} -long_double_symbol (libm, __logbl, logbl); |