xref: /openbsd-src/sys/arch/arm/include/_float.h (revision 5bf4abd5eafef5de1fe76ca52cdd15a75c4506bc)
1*5bf4abd5Sderaadt /*	$OpenBSD: _float.h,v 1.1 2012/06/26 16:12:43 deraadt Exp $	*/
2*5bf4abd5Sderaadt 
3*5bf4abd5Sderaadt /*
4*5bf4abd5Sderaadt  * Copyright (c) 1992, 1993
5*5bf4abd5Sderaadt  *	The Regents of the University of California.  All rights reserved.
6*5bf4abd5Sderaadt  *
7*5bf4abd5Sderaadt  * This software was developed by the Computer Systems Engineering group
8*5bf4abd5Sderaadt  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
9*5bf4abd5Sderaadt  * contributed to Berkeley.
10*5bf4abd5Sderaadt  *
11*5bf4abd5Sderaadt  * All advertising materials mentioning features or use of this software
12*5bf4abd5Sderaadt  * must display the following acknowledgement:
13*5bf4abd5Sderaadt  *	This product includes software developed by the University of
14*5bf4abd5Sderaadt  *	California, Lawrence Berkeley Laboratory.
15*5bf4abd5Sderaadt  *
16*5bf4abd5Sderaadt  * Redistribution and use in source and binary forms, with or without
17*5bf4abd5Sderaadt  * modification, are permitted provided that the following conditions
18*5bf4abd5Sderaadt  * are met:
19*5bf4abd5Sderaadt  * 1. Redistributions of source code must retain the above copyright
20*5bf4abd5Sderaadt  *    notice, this list of conditions and the following disclaimer.
21*5bf4abd5Sderaadt  * 2. Redistributions in binary form must reproduce the above copyright
22*5bf4abd5Sderaadt  *    notice, this list of conditions and the following disclaimer in the
23*5bf4abd5Sderaadt  *    documentation and/or other materials provided with the distribution.
24*5bf4abd5Sderaadt  * 3. All advertising materials mentioning features or use of this software
25*5bf4abd5Sderaadt  *    must display the following acknowledgement:
26*5bf4abd5Sderaadt  *	This product includes software developed by the University of
27*5bf4abd5Sderaadt  *	California, Berkeley and its contributors.
28*5bf4abd5Sderaadt  * 4. Neither the name of the University nor the names of its contributors
29*5bf4abd5Sderaadt  *    may be used to endorse or promote products derived from this software
30*5bf4abd5Sderaadt  *    without specific prior written permission.
31*5bf4abd5Sderaadt  *
32*5bf4abd5Sderaadt  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
33*5bf4abd5Sderaadt  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
34*5bf4abd5Sderaadt  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
35*5bf4abd5Sderaadt  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
36*5bf4abd5Sderaadt  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37*5bf4abd5Sderaadt  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
38*5bf4abd5Sderaadt  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
39*5bf4abd5Sderaadt  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
40*5bf4abd5Sderaadt  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
41*5bf4abd5Sderaadt  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
42*5bf4abd5Sderaadt  * SUCH DAMAGE.
43*5bf4abd5Sderaadt  */
44*5bf4abd5Sderaadt 
45*5bf4abd5Sderaadt #ifndef _MACHINE__FLOAT_H_
46*5bf4abd5Sderaadt #define _MACHINE__FLOAT_H_
47*5bf4abd5Sderaadt 
48*5bf4abd5Sderaadt #define __FLT_RADIX		2		/* b */
49*5bf4abd5Sderaadt #define __FLT_ROUNDS		__flt_rounds()
50*5bf4abd5Sderaadt #define __FLT_EVAL_METHOD	0		/* no promotions */
51*5bf4abd5Sderaadt 
52*5bf4abd5Sderaadt #define __FLT_MANT_DIG		24		/* p */
53*5bf4abd5Sderaadt #define __FLT_EPSILON		1.19209290E-7F	/* b**(1-p) */
54*5bf4abd5Sderaadt #define __FLT_DIG		6		/* floor((p-1)*log10(b))+(b == 10) */
55*5bf4abd5Sderaadt #define __FLT_MIN_EXP		(-125)		/* emin */
56*5bf4abd5Sderaadt #define __FLT_MIN		1.17549435E-38F	/* b**(emin-1) */
57*5bf4abd5Sderaadt #define __FLT_MIN_10_EXP	(-37)		/* ceil(log10(b**(emin-1))) */
58*5bf4abd5Sderaadt #define __FLT_MAX_EXP		128		/* emax */
59*5bf4abd5Sderaadt #define __FLT_MAX		3.40282347E+38F	/* (1-b**(-p))*b**emax */
60*5bf4abd5Sderaadt #define __FLT_MAX_10_EXP	38		/* floor(log10((1-b**(-p))*b**emax)) */
61*5bf4abd5Sderaadt 
62*5bf4abd5Sderaadt #define __DBL_MANT_DIG		53
63*5bf4abd5Sderaadt #define __DBL_EPSILON		2.2204460492503131E-16
64*5bf4abd5Sderaadt #define __DBL_DIG		15
65*5bf4abd5Sderaadt #define __DBL_MIN_EXP		(-1021)
66*5bf4abd5Sderaadt #define __DBL_MIN		2.2250738585072014E-308
67*5bf4abd5Sderaadt #define __DBL_MIN_10_EXP	(-307)
68*5bf4abd5Sderaadt #define __DBL_MAX_EXP		1024
69*5bf4abd5Sderaadt #define __DBL_MAX		1.7976931348623157E+308
70*5bf4abd5Sderaadt #define __DBL_MAX_10_EXP	308
71*5bf4abd5Sderaadt 
72*5bf4abd5Sderaadt #define __LDBL_MANT_DIG		DBL_MANT_DIG
73*5bf4abd5Sderaadt #define __LDBL_EPSILON		DBL_EPSILON
74*5bf4abd5Sderaadt #define __LDBL_DIG		DBL_DIG
75*5bf4abd5Sderaadt #define __LDBL_MIN_EXP		DBL_MIN_EXP
76*5bf4abd5Sderaadt #define __LDBL_MIN		DBL_MIN
77*5bf4abd5Sderaadt #define __LDBL_MIN_10_EXP	DBL_MIN_10_EXP
78*5bf4abd5Sderaadt #define __LDBL_MAX_EXP		DBL_MAX_EXP
79*5bf4abd5Sderaadt #define __LDBL_MAX		DBL_MAX
80*5bf4abd5Sderaadt #define __LDBL_MAX_10_EXP	DBL_MAX_10_EXP
81*5bf4abd5Sderaadt 
82*5bf4abd5Sderaadt #define __DECIMAL_DIG		17
83*5bf4abd5Sderaadt 
84*5bf4abd5Sderaadt #endif /* _MACHINE__FLOAT_H_ */
85