1/* $OpenBSD: _float.h,v 1.1 2012/06/26 16:12:45 deraadt Exp $ */
2
3/*
4 * Copyright (c) 1992, 1993, 2001
5 * The Regents of the University of California. All rights reserved.
6 *
7 * This software was developed by the Computer Systems Engineering group
8 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
9 * contributed to Berkeley.
10 *
11 * All advertising materials mentioning features or use of this software
12 * must display the following acknowledgement:
13 * This product includes software developed by the University of
14 * California, Lawrence Berkeley Laboratory.
15 *
16 * Redistribution and use in source and binary forms, with or without
17 * modification, are permitted provided that the following conditions
18 * are met:
19 * 1. Redistributions of source code must retain the above copyright
20 * notice, this list of conditions and the following disclaimer.
21 * 2. Redistributions in binary form must reproduce the above copyright
22 * notice, this list of conditions and the following disclaimer in the
23 * documentation and/or other materials provided with the distribution.
24 * 3. Neither the name of the University nor the names of its contributors
25 * may be used to endorse or promote products derived from this software
26 * without specific prior written permission.
27 *
28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38 * SUCH DAMAGE.
39 */
40
41#ifndef _MACHINE__FLOAT_H_
42#define _MACHINE__FLOAT_H_
43
44#define __FLT_RADIX 2 /* b */
45#define __FLT_ROUNDS __flt_rounds()
46#define __FLT_EVAL_METHOD 0 /* no promotions */
47
48#define __FLT_MANT_DIG 24 /* p */
49#define __FLT_EPSILON 1.19209290E-07F /* b**(1-p) */
50#define __FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */
51#define __FLT_MIN_EXP -125 /* emin */
52#define __FLT_MIN 1.17549435E-38F /* b**(emin-1) */
53#define __FLT_MIN_10_EXP -37 /* ceil(log10(b**(emin-1))) */
54#define __FLT_MAX_EXP 128 /* emax */
55#define __FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */
56#define __FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */
57
58#define __DBL_MANT_DIG 53
59#define __DBL_EPSILON 2.2204460492503131E-16
60#define __DBL_DIG 15
61#define __DBL_MIN_EXP -1021
62#define __DBL_MIN 2.2250738585072014E-308
63#define __DBL_MIN_10_EXP -307
64#define __DBL_MAX_EXP 1024
65#define __DBL_MAX 1.7976931348623157E+308
66#define __DBL_MAX_10_EXP 308
67
68#define __LDBL_MANT_DIG 113
69#define __LDBL_EPSILON 1.925929944387235853055977942584927319E-34L
70#define __LDBL_DIG 33
71#define __LDBL_MIN_EXP (-16381)
72#define __LDBL_MIN 3.362103143112093506262677817321752603E-4932L
73#define __LDBL_MIN_10_EXP (-4931)
74#define __LDBL_MAX_EXP (+16384)
75#define __LDBL_MAX 1.189731495357231765085759326628007016E+4932L
76#define __LDBL_MAX_10_EXP (+4932)
77
78#define __DECIMAL_DIG 36
79
80#endif /* _MACHINE__FLOAT_H_ */