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Annotation of sys/arch/arm/include/float.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: float.h,v 1.2 2004/05/19 03:17:07 drahn Exp $ */
                      2: /*     $NetBSD: float.h,v 1.1 2001/01/10 19:02:06 bjh21 Exp $  */
                      3:
                      4: /*
                      5:  * Copyright (c) 1992, 1993
                      6:  *     The Regents of the University of California.  All rights reserved.
                      7:  *
                      8:  * This software was developed by the Computer Systems Engineering group
                      9:  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
                     10:  * contributed to Berkeley.
                     11:  *
                     12:  * All advertising materials mentioning features or use of this software
                     13:  * must display the following acknowledgement:
                     14:  *     This product includes software developed by the University of
                     15:  *     California, Lawrence Berkeley Laboratory.
                     16:  *
                     17:  * Redistribution and use in source and binary forms, with or without
                     18:  * modification, are permitted provided that the following conditions
                     19:  * are met:
                     20:  * 1. Redistributions of source code must retain the above copyright
                     21:  *    notice, this list of conditions and the following disclaimer.
                     22:  * 2. Redistributions in binary form must reproduce the above copyright
                     23:  *    notice, this list of conditions and the following disclaimer in the
                     24:  *    documentation and/or other materials provided with the distribution.
                     25:  * 3. All advertising materials mentioning features or use of this software
                     26:  *    must display the following acknowledgement:
                     27:  *     This product includes software developed by the University of
                     28:  *     California, Berkeley and its contributors.
                     29:  * 4. Neither the name of the University nor the names of its contributors
                     30:  *    may be used to endorse or promote products derived from this software
                     31:  *    without specific prior written permission.
                     32:  *
                     33:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     34:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     35:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     36:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     37:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     38:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     39:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     40:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     41:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     42:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     43:  * SUCH DAMAGE.
                     44:  *
                     45:  *     @(#)float.h     8.1 (Berkeley) 6/11/93
                     46:  */
                     47:
                     48: #ifndef _ARM32_FLOAT_H_
                     49: #define _ARM32_FLOAT_H_
                     50:
                     51: #include <sys/cdefs.h>
                     52:
                     53: __BEGIN_DECLS
                     54: extern int __flt_rounds (void);
                     55: __END_DECLS
                     56:
                     57: #define FLT_RADIX      2               /* b */
                     58: #define FLT_ROUNDS     __flt_rounds()
                     59:
                     60: #define FLT_MANT_DIG   24              /* p */
                     61: #define FLT_EPSILON    1.19209290E-7F  /* b**(1-p) */
                     62: #define FLT_DIG                6               /* floor((p-1)*log10(b))+(b == 10) */
                     63: #define FLT_MIN_EXP    (-125)          /* emin */
                     64: #define FLT_MIN                1.17549435E-38F /* b**(emin-1) */
                     65: #define FLT_MIN_10_EXP (-37)           /* ceil(log10(b**(emin-1))) */
                     66: #define FLT_MAX_EXP    128             /* emax */
                     67: #define FLT_MAX                3.40282347E+38F /* (1-b**(-p))*b**emax */
                     68: #define FLT_MAX_10_EXP 38              /* floor(log10((1-b**(-p))*b**emax)) */
                     69:
                     70: #define DBL_MANT_DIG   53
                     71: #define DBL_EPSILON    2.2204460492503131E-16
                     72: #define DBL_DIG                15
                     73: #define DBL_MIN_EXP    (-1021)
                     74: #define DBL_MIN                2.2250738585072014E-308
                     75: #define DBL_MIN_10_EXP (-307)
                     76: #define DBL_MAX_EXP    1024
                     77: #define DBL_MAX                1.7976931348623157E+308
                     78: #define DBL_MAX_10_EXP 308
                     79:
                     80: #define LDBL_MANT_DIG  DBL_MANT_DIG
                     81: #define LDBL_EPSILON   DBL_EPSILON
                     82: #define LDBL_DIG       DBL_DIG
                     83: #define LDBL_MIN_EXP   DBL_MIN_EXP
                     84: #define LDBL_MIN       DBL_MIN
                     85: #define LDBL_MIN_10_EXP        DBL_MIN_10_EXP
                     86: #define LDBL_MAX_EXP   DBL_MAX_EXP
                     87: #define LDBL_MAX       DBL_MAX
                     88: #define LDBL_MAX_10_EXP        DBL_MAX_10_EXP
                     89:
                     90: #endif /* _ARM32_FLOAT_H_ */