projects / apple / xnu.git / blame
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1 | /* |
| 2 | * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. | |
| 3 | * | |
| 2d21ac55 | 4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
| 1c79356b | 5 | * |
| 2d21ac55 A |
6 | * This file contains Original Code and/or Modifications of Original Code |
| 7 | * as defined in and that are subject to the Apple Public Source License | |
| 8 | * Version 2.0 (the 'License'). You may not use this file except in | |
| 9 | * compliance with the License. The rights granted to you under the License | |
| 10 | * may not be used to create, or enable the creation or redistribution of, | |
| 11 | * unlawful or unlicensed copies of an Apple operating system, or to | |
| 12 | * circumvent, violate, or enable the circumvention or violation of, any | |
| 13 | * terms of an Apple operating system software license agreement. | |
| 8f6c56a5 | 14 | * |
| 2d21ac55 A |
15 | * Please obtain a copy of the License at |
| 16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. | |
| 17 | * | |
| 18 | * The Original Code and all software distributed under the License are | |
| 19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
| 8f6c56a5 A |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| 21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| 2d21ac55 A |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| 23 | * Please see the License for the specific language governing rights and | |
| 24 | * limitations under the License. | |
| 8f6c56a5 | 25 | * |
| 2d21ac55 | 26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
| 1c79356b A |
27 | */ |
| 28 | /* | |
| 29 | * @OSF_COPYRIGHT@ | |
| 30 | * | |
| 31 | */ | |
| 32 | /* | |
| 33 | * HISTORY | |
| 34 | * | |
| 35 | * Revision 1.1.1.1 1998/09/22 21:05:51 wsanchez | |
| 36 | * Import of Mac OS X kernel (~semeria) | |
| 37 | * | |
| 38 | * Revision 1.1.1.1 1998/03/07 02:25:35 wsanchez | |
| 39 | * Import of OSF Mach kernel (~mburg) | |
| 40 | * | |
| 41 | * Revision 1.1.2.1 1996/10/10 13:56:15 yp | |
| 42 | * Created. | |
| 43 | * [96/10/10 yp] | |
| 44 | * | |
| 45 | * $EndLog$ | |
| 46 | */ | |
| 47 | ||
| 48 | #ifndef _IEEEFLOAT_H_ | |
| 49 | #define _IEEEFLOAT_H_ | |
| 50 | ||
| 51 | /* | |
| 52 | * Copyright (c) 1989, 1993 | |
| 53 | * The Regents of the University of California. All rights reserved. | |
| 54 | * | |
| 55 | * Redistribution and use in source and binary forms, with or without | |
| 56 | * modification, are permitted provided that the following conditions | |
| 57 | * are met: | |
| 58 | * 1. Redistributions of source code must retain the above copyright | |
| 59 | * notice, this list of conditions and the following disclaimer. | |
| 60 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 61 | * notice, this list of conditions and the following disclaimer in the | |
| 62 | * documentation and/or other materials provided with the distribution. | |
| 63 | * 3. All advertising materials mentioning features or use of this software | |
| 64 | * must display the following acknowledgement: | |
| 65 | * This product includes software developed by the University of | |
| 66 | * California, Berkeley and its contributors. | |
| 67 | * 4. Neither the name of the University nor the names of its contributors | |
| 68 | * may be used to endorse or promote products derived from this software | |
| 69 | * without specific prior written permission. | |
| 70 | * | |
| 71 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
| 72 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 73 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 74 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
| 75 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 76 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 77 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 78 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 79 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 80 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 81 | * SUCH DAMAGE. | |
| 82 | * | |
| 83 | * @(#)float.h 8.1 (Berkeley) 6/10/93 | |
| 84 | */ | |
| 85 | ||
| 86 | #define FLT_RADIX 2 /* b */ | |
| 87 | #define FLT_ROUNDS 1 /* FP addition rounds to nearest */ | |
| 88 | ||
| 89 | #define FLT_MANT_DIG 24 /* p */ | |
| 90 | #define FLT_EPSILON 1.19209290E-07F /* b**(1-p) */ | |
| 91 | #define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */ | |
| 92 | #define FLT_MIN_EXP -125 /* emin */ | |
| 93 | #define FLT_MIN 1.17549435E-38F /* b**(emin-1) */ | |
| 94 | #define FLT_MIN_10_EXP -37 /* ceil(log10(b**(emin-1))) */ | |
| 95 | #define FLT_MAX_EXP 128 /* emax */ | |
| 96 | #define FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */ | |
| 97 | #define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */ | |
| 98 | ||
| 99 | #define DBL_MANT_DIG 53 | |
| 100 | #define DBL_EPSILON 2.2204460492503131E-16 | |
| 101 | #define DBL_DIG 15 | |
| 102 | #define DBL_MIN_EXP -1021 | |
| 103 | #define DBL_MIN 2.225073858507201E-308 | |
| 104 | #define DBL_MIN_10_EXP -307 | |
| 105 | #define DBL_MAX_EXP 1024 | |
| 106 | #define DBL_MAX 1.797693134862316E+308 | |
| 107 | #define DBL_MAX_10_EXP 308 | |
| 108 | ||
| 109 | #define LDBL_MANT_DIG DBL_MANT_DIG | |
| 110 | #define LDBL_EPSILON DBL_EPSILON | |
| 111 | #define LDBL_DIG DBL_DIG | |
| 112 | #define LDBL_MIN_EXP DBL_MIN_EXP | |
| 113 | #define LDBL_MIN DBL_MIN | |
| 114 | #define LDBL_MIN_10_EXP DBL_MIN_10_EXP | |
| 115 | #define LDBL_MAX_EXP DBL_MAX_EXP | |
| 116 | #define LDBL_MAX DBL_MAX | |
| 117 | #define LDBL_MAX_10_EXP DBL_MAX_10_EXP | |
| 118 | ||
| 119 | #endif /* _IEEEFLOAT_H_ */ |