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float.h revision 1.1.2.1
      1  1.1.2.1   mycroft /*	$NetBSD: float.h,v 1.1.2.1 1998/05/08 08:30:30 mycroft Exp $	*/
      2      1.1  sakamoto 
      3      1.1  sakamoto /*
      4      1.1  sakamoto  * Copyright (c) 1989 Regents of the University of California.
      5      1.1  sakamoto  * All rights reserved.
      6      1.1  sakamoto  *
      7      1.1  sakamoto  * Redistribution and use in source and binary forms, with or without
      8      1.1  sakamoto  * modification, are permitted provided that the following conditions
      9      1.1  sakamoto  * are met:
     10      1.1  sakamoto  * 1. Redistributions of source code must retain the above copyright
     11      1.1  sakamoto  *    notice, this list of conditions and the following disclaimer.
     12      1.1  sakamoto  * 2. Redistributions in binary form must reproduce the above copyright
     13      1.1  sakamoto  *    notice, this list of conditions and the following disclaimer in the
     14      1.1  sakamoto  *    documentation and/or other materials provided with the distribution.
     15      1.1  sakamoto  * 3. All advertising materials mentioning features or use of this software
     16      1.1  sakamoto  *    must display the following acknowledgement:
     17      1.1  sakamoto  *	This product includes software developed by the University of
     18      1.1  sakamoto  *	California, Berkeley and its contributors.
     19      1.1  sakamoto  * 4. Neither the name of the University nor the names of its contributors
     20      1.1  sakamoto  *    may be used to endorse or promote products derived from this software
     21      1.1  sakamoto  *    without specific prior written permission.
     22      1.1  sakamoto  *
     23      1.1  sakamoto  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24      1.1  sakamoto  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25      1.1  sakamoto  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26      1.1  sakamoto  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27      1.1  sakamoto  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28      1.1  sakamoto  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29      1.1  sakamoto  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30      1.1  sakamoto  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31      1.1  sakamoto  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32      1.1  sakamoto  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33      1.1  sakamoto  * SUCH DAMAGE.
     34      1.1  sakamoto  *
     35      1.1  sakamoto  *	@(#)float.h	7.1 (Berkeley) 5/8/90
     36      1.1  sakamoto  */
     37      1.1  sakamoto 
     38      1.1  sakamoto #ifndef _PPC_FLOAT_H_
     39      1.1  sakamoto #define _PPC_FLOAT_H_
     40      1.1  sakamoto 
     41      1.1  sakamoto #include <sys/cdefs.h>
     42      1.1  sakamoto 
     43      1.1  sakamoto __BEGIN_DECLS
     44  1.1.2.1   mycroft extern int __flt_rounds __P((void));
     45      1.1  sakamoto __END_DECLS
     46      1.1  sakamoto 
     47      1.1  sakamoto #define FLT_RADIX	2		/* b */
     48      1.1  sakamoto #define FLT_ROUNDS	__flt_rounds()
     49      1.1  sakamoto 
     50      1.1  sakamoto #define FLT_MANT_DIG	24		/* p */
     51  1.1.2.1   mycroft #define FLT_EPSILON	1.19209290E-7F	/* b**(1-p) */
     52      1.1  sakamoto #define FLT_DIG		6		/* floor((p-1)*log10(b))+(b == 10) */
     53      1.1  sakamoto #define FLT_MIN_EXP	(-125)		/* emin */
     54      1.1  sakamoto #define FLT_MIN		1.17549435E-38F	/* b**(emin-1) */
     55      1.1  sakamoto #define FLT_MIN_10_EXP	(-37)		/* ceil(log10(b**(emin-1))) */
     56      1.1  sakamoto #define FLT_MAX_EXP	128		/* emax */
     57      1.1  sakamoto #define FLT_MAX		3.40282347E+38F	/* (1-b**(-p))*b**emax */
     58      1.1  sakamoto #define FLT_MAX_10_EXP	38		/* floor(log10((1-b**(-p))*b**emax)) */
     59      1.1  sakamoto 
     60      1.1  sakamoto #define DBL_MANT_DIG	53
     61      1.1  sakamoto #define DBL_EPSILON	2.2204460492503131E-16
     62      1.1  sakamoto #define DBL_DIG		15
     63      1.1  sakamoto #define DBL_MIN_EXP	(-1021)
     64      1.1  sakamoto #define DBL_MIN		2.2250738585072014E-308
     65      1.1  sakamoto #define DBL_MIN_10_EXP	(-307)
     66      1.1  sakamoto #define DBL_MAX_EXP	1024
     67      1.1  sakamoto #define DBL_MAX		1.7976931348623157E+308
     68      1.1  sakamoto #define DBL_MAX_10_EXP	308
     69      1.1  sakamoto 
     70      1.1  sakamoto #define LDBL_MANT_DIG	DBL_MANT_DIG
     71      1.1  sakamoto #define LDBL_EPSILON	DBL_EPSILON
     72      1.1  sakamoto #define LDBL_DIG	DBL_DIG
     73      1.1  sakamoto #define LDBL_MIN_EXP	DBL_MIN_EXP
     74      1.1  sakamoto #define LDBL_MIN	DBL_MIN
     75      1.1  sakamoto #define LDBL_MIN_10_EXP	DBL_MIN_10_EXP
     76      1.1  sakamoto #define LDBL_MAX_EXP	DBL_MAX_EXP
     77      1.1  sakamoto #define LDBL_MAX	DBL_MAX
     78      1.1  sakamoto #define LDBL_MAX_10_EXP	DBL_MAX_10_EXP
     79      1.1  sakamoto 
     80      1.1  sakamoto #endif	/* _PPC_FLOAT_H_ */
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