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8379337c | 1 | /** @file\r |
2 | Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>\r | |
3 | This program and the accompanying materials are licensed and made available under\r | |
4 | the terms and conditions of the BSD License that accompanies this distribution.\r | |
5 | The full text of the license may be found at\r | |
6 | http://opensource.org/licenses/bsd-license.\r | |
7 | \r | |
8 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
9 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
2aa62f2b | 10 | \r |
2aa62f2b | 11 | * Copyright (c) 1992, 1993\r |
12 | * The Regents of the University of California. All rights reserved.\r | |
13 | *\r | |
14 | * Redistribution and use in source and binary forms, with or without\r | |
15 | * modification, are permitted provided that the following conditions\r | |
16 | * are met:\r | |
17 | * 1. Redistributions of source code must retain the above copyright\r | |
18 | * notice, this list of conditions and the following disclaimer.\r | |
19 | * 2. Redistributions in binary form must reproduce the above copyright\r | |
20 | * notice, this list of conditions and the following disclaimer in the\r | |
21 | * documentation and/or other materials provided with the distribution.\r | |
22 | * 3. Neither the name of the University nor the names of its contributors\r | |
23 | * may be used to endorse or promote products derived from this software\r | |
24 | * without specific prior written permission.\r | |
25 | *\r | |
26 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND\r | |
27 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r | |
28 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\r | |
29 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE\r | |
30 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\r | |
31 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS\r | |
32 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\r | |
33 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT\r | |
34 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY\r | |
35 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF\r | |
36 | * SUCH DAMAGE.\r | |
37 | *\r | |
38 | * @(#)float.h 8.1 (Berkeley) 6/10/93\r | |
8379337c | 39 | NetBSD: float_ieee754.h,v 1.8 2005/12/11 12:25:20 christos Exp\r |
2aa62f2b | 40 | \r |
2aa62f2b | 41 | * NOTICE: This is not a standalone file. To use it, #include it in\r |
42 | * your port's float.h header.\r | |
8379337c | 43 | **/\r |
2aa62f2b | 44 | \r |
45 | #ifndef _SYS_FLOAT_IEEE754_H_\r | |
46 | #define _SYS_FLOAT_IEEE754_H_\r | |
47 | \r | |
48 | #include <sys/EfiCdefs.h>\r | |
49 | #include <sys/featuretest.h>\r | |
50 | \r | |
51 | #ifndef FLT_ROUNDS\r | |
52 | __BEGIN_DECLS\r | |
53 | extern int __flt_rounds(void);\r | |
54 | __END_DECLS\r | |
55 | #define FLT_ROUNDS __flt_rounds()\r | |
56 | #endif\r | |
57 | \r | |
58 | #ifndef FLT_EVAL_METHOD\r | |
59 | #if __GNUC_PREREQ__(3, 3)\r | |
60 | #define FLT_EVAL_METHOD __FLT_EVAL_METHOD__\r | |
61 | #endif /* GCC >= 3.3 */\r | |
62 | #endif /* defined(FLT_EVAL_METHOD) */\r | |
63 | \r | |
64 | #define FLT_RADIX 2 /* b */\r | |
65 | \r | |
66 | #define FLT_MANT_DIG 24 /* p */\r | |
67 | #define FLT_EPSILON 1.19209290E-7F /* b**(1-p) */\r | |
68 | #define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */\r | |
69 | #define FLT_MIN_EXP (-125) /* emin */\r | |
70 | #define FLT_MIN 1.17549435E-38F /* b**(emin-1) */\r | |
71 | #define FLT_MIN_10_EXP (-37) /* ceil(log10(b**(emin-1))) */\r | |
72 | #define FLT_MAX_EXP 128 /* emax */\r | |
73 | //#define FLT_MAX 3.40282347e+38F /* (1-b**(-p))*b**emax */\r | |
74 | #define FLT_MAX 3.402823e+38F /* (1-b**(-p))*b**emax */\r | |
75 | #define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */\r | |
76 | \r | |
77 | #define DBL_MANT_DIG 53\r | |
78 | #define DBL_EPSILON 2.2204460492503131E-16\r | |
79 | #define DBL_DIG 15\r | |
80 | #define DBL_MIN_EXP (-1021)\r | |
81 | #define DBL_MIN 2.2250738585072014E-308\r | |
82 | #define DBL_MIN_10_EXP (-307)\r | |
83 | #define DBL_MAX_EXP 1024\r | |
84 | #define DBL_MAX 1.7976931348623157E+308\r | |
85 | #define DBL_MAX_10_EXP 308\r | |
86 | \r | |
87 | /*\r | |
88 | * If no extended-precision type is defined by the machine-dependent\r | |
89 | * header including this, default to `long double' being double-precision.\r | |
90 | */\r | |
91 | #ifndef LDBL_MANT_DIG\r | |
92 | #define LDBL_MANT_DIG DBL_MANT_DIG\r | |
93 | #define LDBL_EPSILON DBL_EPSILON\r | |
94 | #define LDBL_DIG DBL_DIG\r | |
95 | #define LDBL_MIN_EXP DBL_MIN_EXP\r | |
96 | #define LDBL_MIN DBL_MIN\r | |
97 | #define LDBL_MIN_10_EXP DBL_MIN_10_EXP\r | |
98 | #define LDBL_MAX_EXP DBL_MAX_EXP\r | |
99 | #define LDBL_MAX DBL_MAX\r | |
100 | #define LDBL_MAX_10_EXP DBL_MAX_10_EXP\r | |
101 | \r | |
102 | #define DECIMAL_DIG 17 /* ceil((1+p*log10(b))-(b==10) */\r | |
103 | #endif /* LDBL_MANT_DIG */\r | |
104 | \r | |
105 | #endif /* _SYS_FLOAT_IEEE754_H_ */\r |