ieeefloat.h   [plain text]


/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*
 * @OSF_COPYRIGHT@
 * 
 */
/*
 * HISTORY
 * 
 * Revision 1.1.1.1  1998/09/22 21:05:51  wsanchez
 * Import of Mac OS X kernel (~semeria)
 *
 * Revision 1.1.1.1  1998/03/07 02:25:35  wsanchez
 * Import of OSF Mach kernel (~mburg)
 *
 * Revision 1.1.2.1  1996/10/10  13:56:15  yp
 * 	Created.
 * 	[96/10/10            yp]
 *
 * $EndLog$
 */

#ifndef _IEEEFLOAT_H_
#define	_IEEEFLOAT_H_

/*
 * Copyright (c) 1989, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    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.
 * 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
 * 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
 * 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)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * 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.
 *
 *	@(#)float.h	8.1 (Berkeley) 6/10/93
 */

#define FLT_RADIX	2		/* b */
#define FLT_ROUNDS	1		/* FP addition rounds to nearest */

#define FLT_MANT_DIG	24		/* p */
#define FLT_EPSILON	1.19209290E-07F	/* b**(1-p) */
#define FLT_DIG		6		/* floor((p-1)*log10(b))+(b == 10) */
#define FLT_MIN_EXP	-125		/* emin */
#define FLT_MIN		1.17549435E-38F	/* b**(emin-1) */
#define FLT_MIN_10_EXP	-37		/* ceil(log10(b**(emin-1))) */
#define FLT_MAX_EXP	128		/* emax */
#define FLT_MAX		3.40282347E+38F	/* (1-b**(-p))*b**emax */
#define FLT_MAX_10_EXP	38		/* floor(log10((1-b**(-p))*b**emax)) */

#define DBL_MANT_DIG	53
#define DBL_EPSILON	2.2204460492503131E-16
#define DBL_DIG		15
#define DBL_MIN_EXP	-1021
#define DBL_MIN		2.225073858507201E-308
#define DBL_MIN_10_EXP	-307
#define DBL_MAX_EXP	1024
#define DBL_MAX		1.797693134862316E+308
#define DBL_MAX_10_EXP	308

#define LDBL_MANT_DIG	DBL_MANT_DIG
#define LDBL_EPSILON	DBL_EPSILON
#define LDBL_DIG	DBL_DIG
#define LDBL_MIN_EXP	DBL_MIN_EXP
#define LDBL_MIN	DBL_MIN
#define LDBL_MIN_10_EXP	DBL_MIN_10_EXP
#define LDBL_MAX_EXP	DBL_MAX_EXP
#define LDBL_MAX	DBL_MAX
#define LDBL_MAX_10_EXP	DBL_MAX_10_EXP

#endif	/* _IEEEFLOAT_H_ */