diff options
Diffstat (limited to 'lib/libc/arch/arm32/gen/isinf.c')
| -rw-r--r-- | lib/libc/arch/arm32/gen/isinf.c | 40 |
1 files changed, 16 insertions, 24 deletions
diff --git a/lib/libc/arch/arm32/gen/isinf.c b/lib/libc/arch/arm32/gen/isinf.c index e55495f670c..79a6136194a 100644 --- a/lib/libc/arch/arm32/gen/isinf.c +++ b/lib/libc/arch/arm32/gen/isinf.c @@ -1,8 +1,8 @@ -/* $NetBSD: isinf.c,v 1.1 1996/02/16 20:48:20 mark Exp $ */ +/* $OpenBSD: isinf.c,v 1.2 1996/05/22 11:39:15 deraadt Exp $ */ +/* $NetBSD: isinf.c,v 1.2 1996/05/12 20:50:54 mark Exp $ */ -/*- - * Copyright (c) 1991 The Regents of the University of California. - * All rights reserved. +/* + * Copyright (c) 1996 Mark Brinicombe * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -14,16 +14,16 @@ * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. + * This product includes software developed by Mark Brinicombe + * for the NetBSD project. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) @@ -31,34 +31,26 @@ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. - * - * $Id: isinf.c,v 1.1 1996/05/01 12:51:19 deraadt Exp $ */ #include <sys/types.h> +#include <machine/ieee.h> +#include <math.h> +int isnan(d) double d; { - register struct IEEEdp { - u_int manh : 20; - u_int exp : 11; - u_int sign : 1; - u_int manl; - } *p = (struct IEEEdp *)&d; + register struct ieee_double *p = (struct ieee_double *)&d; - return(p->exp == 2047 && (p->manh || p->manl)); + return(p->dbl_exp == DBL_EXP_INFNAN && (p->dbl_frach || p->dbl_fracl)); } +int isinf(d) double d; { - register struct IEEEdp { - u_int manh : 20; - u_int exp : 11; - u_int sign : 1; - u_int manl; - } *p = (struct IEEEdp *)&d; + register struct ieee_double *p = (struct ieee_double *)&d; - return(p->exp == 2047 && !p->manh && !p->manl); + return(p->dbl_exp == DBL_EXP_INFNAN && !p->dbl_frach && !p->dbl_fracl); } |