Home | History | Annotate | Line # | Download | only in include
float.h revision 1.11
      1  1.11    simonb /*	$NetBSD: float.h,v 1.11 2000/03/28 02:58:45 simonb Exp $	*/
      2   1.4       cgd 
      3   1.1   deraadt /*
      4   1.2     glass  * Copyright (c) 1989, 1993
      5   1.2     glass  *	The Regents of the University of California.  All rights reserved.
      6   1.1   deraadt  *
      7   1.1   deraadt  * Redistribution and use in source and binary forms, with or without
      8   1.1   deraadt  * modification, are permitted provided that the following conditions
      9   1.1   deraadt  * are met:
     10   1.1   deraadt  * 1. Redistributions of source code must retain the above copyright
     11   1.1   deraadt  *    notice, this list of conditions and the following disclaimer.
     12   1.1   deraadt  * 2. Redistributions in binary form must reproduce the above copyright
     13   1.1   deraadt  *    notice, this list of conditions and the following disclaimer in the
     14   1.1   deraadt  *    documentation and/or other materials provided with the distribution.
     15   1.1   deraadt  * 3. All advertising materials mentioning features or use of this software
     16   1.1   deraadt  *    must display the following acknowledgement:
     17   1.1   deraadt  *	This product includes software developed by the University of
     18   1.1   deraadt  *	California, Berkeley and its contributors.
     19   1.1   deraadt  * 4. Neither the name of the University nor the names of its contributors
     20   1.1   deraadt  *    may be used to endorse or promote products derived from this software
     21   1.1   deraadt  *    without specific prior written permission.
     22   1.1   deraadt  *
     23   1.1   deraadt  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24   1.1   deraadt  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25   1.1   deraadt  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26   1.1   deraadt  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27   1.1   deraadt  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28   1.1   deraadt  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29   1.1   deraadt  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30   1.1   deraadt  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31   1.1   deraadt  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32   1.1   deraadt  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33   1.1   deraadt  * SUCH DAMAGE.
     34   1.1   deraadt  *
     35   1.4       cgd  *	@(#)float.h	8.1 (Berkeley) 6/10/93
     36   1.1   deraadt  */
     37   1.1   deraadt 
     38   1.8  jonathan #ifndef _MIPS_FLOAT_H_
     39   1.8  jonathan #define _MIPS_FLOAT_H_
     40   1.7       jtc 
     41   1.6       jtc #include <sys/cdefs.h>
     42   1.6       jtc 
     43   1.6       jtc __BEGIN_DECLS
     44  1.11    simonb int __flt_rounds __P((void));
     45   1.6       jtc __END_DECLS
     46   1.6       jtc 
     47   1.1   deraadt #define FLT_RADIX	2		/* b */
     48   1.5       jtc #define FLT_ROUNDS	__flt_rounds()
     49   1.1   deraadt 
     50   1.1   deraadt #define FLT_MANT_DIG	24		/* p */
     51  1.10   mycroft #define FLT_EPSILON	1.19209290E-7F	/* b**(1-p) */
     52   1.1   deraadt #define FLT_DIG		6		/* floor((p-1)*log10(b))+(b == 10) */
     53  1.10   mycroft #define FLT_MIN_EXP	(-125)		/* emin */
     54   1.1   deraadt #define FLT_MIN		1.17549435E-38F	/* b**(emin-1) */
     55  1.10   mycroft #define FLT_MIN_10_EXP	(-37)		/* ceil(log10(b**(emin-1))) */
     56   1.1   deraadt #define FLT_MAX_EXP	128		/* emax */
     57   1.1   deraadt #define FLT_MAX		3.40282347E+38F	/* (1-b**(-p))*b**emax */
     58   1.1   deraadt #define FLT_MAX_10_EXP	38		/* floor(log10((1-b**(-p))*b**emax)) */
     59   1.1   deraadt 
     60   1.1   deraadt #define DBL_MANT_DIG	53
     61   1.1   deraadt #define DBL_EPSILON	2.2204460492503131E-16
     62   1.1   deraadt #define DBL_DIG		15
     63  1.10   mycroft #define DBL_MIN_EXP	(-1021)
     64  1.10   mycroft #define DBL_MIN		2.2250738585072014E-308
     65  1.10   mycroft #define DBL_MIN_10_EXP	(-307)
     66   1.1   deraadt #define DBL_MAX_EXP	1024
     67  1.10   mycroft #define DBL_MAX		1.7976931348623157E+308
     68   1.1   deraadt #define DBL_MAX_10_EXP	308
     69   1.1   deraadt 
     70   1.1   deraadt #define LDBL_MANT_DIG	DBL_MANT_DIG
     71   1.1   deraadt #define LDBL_EPSILON	DBL_EPSILON
     72   1.1   deraadt #define LDBL_DIG	DBL_DIG
     73   1.1   deraadt #define LDBL_MIN_EXP	DBL_MIN_EXP
     74   1.1   deraadt #define LDBL_MIN	DBL_MIN
     75   1.1   deraadt #define LDBL_MIN_10_EXP	DBL_MIN_10_EXP
     76   1.1   deraadt #define LDBL_MAX_EXP	DBL_MAX_EXP
     77   1.1   deraadt #define LDBL_MAX	DBL_MAX
     78   1.1   deraadt #define LDBL_MAX_10_EXP	DBL_MAX_10_EXP
     79   1.7       jtc 
     80   1.8  jonathan #endif	/* _MIPS_FLOAT_H_ */
     81