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float.h revision 1.2
      1  1.2    cgd /*	$NetBSD: float.h,v 1.2 1994/10/26 08:02:08 cgd Exp $	*/
      2  1.2    cgd 
      3  1.1  ragge /*
      4  1.1  ragge  * Copyright (c) 1989 Regents of the University of California.
      5  1.1  ragge  * All rights reserved.
      6  1.1  ragge  *
      7  1.1  ragge  * Redistribution and use in source and binary forms, with or without
      8  1.1  ragge  * modification, are permitted provided that the following conditions
      9  1.1  ragge  * are met:
     10  1.1  ragge  * 1. Redistributions of source code must retain the above copyright
     11  1.1  ragge  *    notice, this list of conditions and the following disclaimer.
     12  1.1  ragge  * 2. Redistributions in binary form must reproduce the above copyright
     13  1.1  ragge  *    notice, this list of conditions and the following disclaimer in the
     14  1.1  ragge  *    documentation and/or other materials provided with the distribution.
     15  1.1  ragge  * 3. All advertising materials mentioning features or use of this software
     16  1.1  ragge  *    must display the following acknowledgement:
     17  1.1  ragge  *      This product includes software developed by the University of
     18  1.1  ragge  *      California, Berkeley and its contributors.
     19  1.1  ragge  * 4. Neither the name of the University nor the names of its contributors
     20  1.1  ragge  *    may be used to endorse or promote products derived from this software
     21  1.1  ragge  *    without specific prior written permission.
     22  1.1  ragge  *
     23  1.1  ragge  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  1.1  ragge  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  1.1  ragge  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  1.1  ragge  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  1.1  ragge  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  1.1  ragge  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  1.1  ragge  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  1.1  ragge  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  1.1  ragge  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  1.1  ragge  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  1.1  ragge  * SUCH DAMAGE.
     34  1.1  ragge  *
     35  1.2    cgd  *      @(#)float.h     7.2 (Berkeley) 6/28/90
     36  1.1  ragge  */
     37  1.1  ragge 
     38  1.1  ragge #define FLT_RADIX       2               /* b */
     39  1.1  ragge #define FLT_ROUNDS      1               /* FP addition rounds to nearest */
     40  1.1  ragge 
     41  1.1  ragge #define FLT_MANT_DIG    24              /* p */
     42  1.1  ragge #define FLT_EPSILON     1.19209290E-07F /* b**(1-p) */
     43  1.1  ragge #define FLT_DIG         6               /* floor((p-1)*log10(b))+(b == 10) */
     44  1.1  ragge #define FLT_MIN_EXP     -127            /* emin */
     45  1.1  ragge #define FLT_MIN         2.93873588E-39F /* b**(emin-1) */
     46  1.1  ragge #define FLT_MIN_10_EXP  -38             /* ceil(log10(b**(emin-1))) */
     47  1.1  ragge #define FLT_MAX_EXP     127             /* emax */
     48  1.1  ragge #define FLT_MAX         1.70141173E+38F /* (1-b**(-p))*b**emax */
     49  1.1  ragge #define FLT_MAX_10_EXP  38              /* floor(log10((1-b**(-p))*b**emax)) */
     50  1.1  ragge 
     51  1.1  ragge #define DBL_MANT_DIG    56
     52  1.1  ragge #define DBL_EPSILON     2.775557561562891351E-17
     53  1.1  ragge #define DBL_DIG         16
     54  1.1  ragge #define DBL_MIN_EXP     -127
     55  1.1  ragge #define DBL_MIN         2.938735877055718770E-39
     56  1.1  ragge #define DBL_MIN_10_EXP  -38
     57  1.1  ragge #define DBL_MAX_EXP     127
     58  1.1  ragge #define DBL_MAX         1.701411834604692294E+38
     59  1.1  ragge #define DBL_MAX_10_EXP  38
     60  1.1  ragge 
     61  1.1  ragge #define LDBL_MANT_DIG   DBL_MANT_DIG
     62  1.1  ragge #define LDBL_EPSILON    DBL_EPSILON
     63  1.1  ragge #define LDBL_DIG        DBL_DIG
     64  1.1  ragge #define LDBL_MIN_EXP    DBL_MIN_EXP
     65  1.1  ragge #define LDBL_MIN        DBL_MIN
     66  1.1  ragge #define LDBL_MIN_10_EXP DBL_MIN_10_EXP
     67  1.1  ragge #define LDBL_MAX_EXP    DBL_MAX_EXP
     68  1.1  ragge #define LDBL_MAX        DBL_MAX
     69  1.1  ragge #define LDBL_MAX_10_EXP DBL_MAX_10_EXP
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