1/* $OpenBSD: _float.h,v 1.1 2012/06/26 16:12:43 deraadt Exp $ */
2
3/*
4 * Copyright (c) 1992, 1993
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. All advertising materials mentioning features or use of this software
25 * must display the following acknowledgement:
26 * This product includes software developed by the University of
27 * California, Berkeley and its contributors.
28 * 4. Neither the name of the University nor the names of its contributors
29 * may be used to endorse or promote products derived from this software
30 * without specific prior written permission.
31 *
32 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
33 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
34 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
35 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
36 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
38 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
39 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
40 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
41 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
42 * SUCH DAMAGE.
43 */
44
45#ifndef _MACHINE__FLOAT_H_
46#define _MACHINE__FLOAT_H_
47
48#define __FLT_RADIX 2 /* b */
49#define __FLT_ROUNDS __flt_rounds()
50#define __FLT_EVAL_METHOD 0 /* no promotions */
51
52#define __FLT_MANT_DIG 24 /* p */
53#define __FLT_EPSILON 1.19209290E-7F /* b**(1-p) */
54#define __FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */
55#define __FLT_MIN_EXP (-125) /* emin */
56#define __FLT_MIN 1.17549435E-38F /* b**(emin-1) */
57#define __FLT_MIN_10_EXP (-37) /* ceil(log10(b**(emin-1))) */
58#define __FLT_MAX_EXP 128 /* emax */
59#define __FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */
60#define __FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */
61
62#define __DBL_MANT_DIG 53
63#define __DBL_EPSILON 2.2204460492503131E-16
64#define __DBL_DIG 15
65#define __DBL_MIN_EXP (-1021)
66#define __DBL_MIN 2.2250738585072014E-308
67#define __DBL_MIN_10_EXP (-307)
68#define __DBL_MAX_EXP 1024
69#define __DBL_MAX 1.7976931348623157E+308
70#define __DBL_MAX_10_EXP 308
71
72#define __LDBL_MANT_DIG DBL_MANT_DIG
73#define __LDBL_EPSILON DBL_EPSILON
74#define __LDBL_DIG DBL_DIG
75#define __LDBL_MIN_EXP DBL_MIN_EXP
76#define __LDBL_MIN DBL_MIN
77#define __LDBL_MIN_10_EXP DBL_MIN_10_EXP
78#define __LDBL_MAX_EXP DBL_MAX_EXP
79#define __LDBL_MAX DBL_MAX
80#define __LDBL_MAX_10_EXP DBL_MAX_10_EXP
81
82#define __DECIMAL_DIG 17
83
84#endif /* _MACHINE__FLOAT_H_ */