From 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Thu, 12 Jul 2007 18:26:36 +0000 Subject: 2.5-18.1 --- sysdeps/ieee754/ldbl-128ibm/s_finitel.c | 45 +++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 sysdeps/ieee754/ldbl-128ibm/s_finitel.c (limited to 'sysdeps/ieee754/ldbl-128ibm/s_finitel.c') diff --git a/sysdeps/ieee754/ldbl-128ibm/s_finitel.c b/sysdeps/ieee754/ldbl-128ibm/s_finitel.c new file mode 100644 index 0000000..49f2c92 --- /dev/null +++ b/sysdeps/ieee754/ldbl-128ibm/s_finitel.c @@ -0,0 +1,45 @@ +/* s_finitel.c -- long double version of s_finite.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 + +/* + * finitel(x) returns 1 is x is finite, else 0; + * no branching! + */ + +#include "math.h" +#include "math_private.h" +#include + +int +___finitel (long double x) +{ + int64_t hx; + GET_LDOUBLE_MSW64(hx,x); + return (int)((u_int64_t)((hx&0x7fffffffffffffffLL) + -0x7ff0000000000000LL)>>63); +} +hidden_ver (___finitel, __finitel) +weak_alias (___finitel, ____finitel) +#ifdef IS_IN_libm +long_double_symbol (libm, ____finitel, finitel); +long_double_symbol (libm, ___finitel, __finitel); +#else +long_double_symbol (libc, ____finitel, finitel); +long_double_symbol (libc, ___finitel, __finitel); +#endif -- cgit v1.1