float.h revision 1.8 
1/*	$NetBSD: float.h,v 1.8 1995/04/07 00:44:37 jtc Exp $	*/
2
3/*
4 * Copyright (c) 1989 Regents of the University of California.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *	This product includes software developed by the University of
18 *	California, Berkeley and its contributors.
19 * 4. Neither the name of the University nor the names of its contributors
20 *    may be used to endorse or promote products derived from this software
21 *    without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 *	@(#)float.h	7.1 (Berkeley) 5/8/90
36 */
37#ifndef _M68K_FLOAT_H_
38#define _M68K_FLOAT_H_
39
40extern int __flt_rounds();
41#define FLT_RADIX	2		/* b */
42#define FLT_ROUNDS	__flt_rounds()
43
44#define FLT_MANT_DIG	24		/* p */
45#define FLT_EPSILON	1.19209290E-07F	/* b**(1-p) */
46#define FLT_DIG		6		/* floor((p-1)*log10(b))+(b == 10) */
47#define FLT_MIN_EXP	-125		/* emin */
48#define FLT_MIN		1.17549435E-38F	/* b**(emin-1) */
49#define FLT_MIN_10_EXP	-37		/* ceil(log10(b**(emin-1))) */
50#define FLT_MAX_EXP	128		/* emax */
51#define FLT_MAX		3.40282347E+38F	/* (1-b**(-p))*b**emax */
52#define FLT_MAX_10_EXP	38		/* floor(log10((1-b**(-p))*b**emax)) */
53
54#define DBL_MANT_DIG	53
55#define DBL_EPSILON	2.2204460492503131E-16
56#define DBL_DIG		15
57#define DBL_MIN_EXP	-1021
58#define DBL_MIN		2.2250738585072014E-308
59#define DBL_MIN_10_EXP	-307
60#define DBL_MAX_EXP	1024
61#define DBL_MAX		1.7976931348623157E+308
62#define DBL_MAX_10_EXP	308
63
64#define LDBL_MANT_DIG	DBL_MANT_DIG
65#define LDBL_EPSILON	DBL_EPSILON
66#define LDBL_DIG	DBL_DIG
67#define LDBL_MIN_EXP	DBL_MIN_EXP
68#define LDBL_MIN	DBL_MIN
69#define LDBL_MIN_10_EXP	DBL_MIN_10_EXP
70#define LDBL_MAX_EXP	DBL_MAX_EXP
71#define LDBL_MAX	DBL_MAX
72#define LDBL_MAX_10_EXP	DBL_MAX_10_EXP
73
74#endif /* !_M68K_FLOAT_H_ */
75