Return to float.h CVS log

Up to [local] / sys / arch / vax / include

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

1.1       nbrk        1: /*     $OpenBSD: float.h,v 1.6 2003/06/02 23:27:57 millert Exp $       */
                      2: /*     $NetBSD: float.h,v 1.5 1998/10/10 02:13:55 matt Exp $   */
                      3:
                      4: /*
                      5:  * Copyright (c) 1989 Regents of the University of California.
                      6:  * All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
                     16:  * 3. Neither the name of the University nor the names of its contributors
                     17:  *    may be used to endorse or promote products derived from this software
                     18:  *    without specific prior written permission.
                     19:  *
                     20:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     21:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     22:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     23:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     24:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     25:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     26:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     27:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     28:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     29:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     30:  * SUCH DAMAGE.
                     31:  *
                     32:  *     @(#)float.h     7.2 (Berkeley) 6/28/90
                     33:  */
                     34:
                     35: #ifndef _VAX_FLOAT_H_
                     36: #define _VAX_FLOAT_H_
                     37:
                     38: #define FLT_RADIX      2               /* b */
                     39: #define FLT_ROUNDS     1               /* FP addition rounds to nearest */
                     40:
                     41: #define FLT_MANT_DIG   24              /* p */
                     42: #define FLT_EPSILON    1.19209290E-7F  /* b**(1-p) */
                     43: #define FLT_MIN_EXP    (-127)          /* emin */
                     44: #define FLT_MIN_10_EXP (-38)           /* ceil(log10(b**(emin-1))) */
                     45: #define FLT_MAX_EXP    127             /* emax */
                     46: #define FLT_MAX_10_EXP 38              /* floor(log10((1-b**(-p))*b**emax)) */
                     47:
                     48: #define DBL_MANT_DIG   56
                     49: #define DBL_EPSILON    2.77555756156289135E-17
                     50: #define DBL_MIN_EXP    (-127)
                     51: #define DBL_MIN_10_EXP (-38)
                     52: #define DBL_MAX_EXP    127
                     53: #define DBL_MAX_10_EXP 38
                     54:
                     55: /* limits.h also defines this */
                     56: #if !defined(FLT_DIG)
                     57: # define FLT_DIG       6               /* floor((p-1)*log10(b))+(b == 10) */
                     58: # define FLT_MIN       2.93873588E-39F /* b**(emin-1) */
                     59: # define FLT_MAX       1.70141173E+38F /* (1-b**(-p))*b**emax */
                     60: # define DBL_DIG       16
                     61: # define DBL_MIN       2.938735877055718770E-39
                     62: # define DBL_MAX       1.701411834604692294E+38
                     63: #endif
                     64:
                     65: #define LDBL_MANT_DIG  DBL_MANT_DIG
                     66: #define LDBL_EPSILON   DBL_EPSILON
                     67: #define LDBL_DIG       DBL_DIG
                     68: #define LDBL_MIN_EXP   DBL_MIN_EXP
                     69: #define LDBL_MIN       DBL_MIN
                     70: #define LDBL_MIN_10_EXP        DBL_MIN_10_EXP
                     71: #define LDBL_MAX_EXP   DBL_MAX_EXP
                     72: #define LDBL_MAX       DBL_MAX
                     73: #define LDBL_MAX_10_EXP        DBL_MAX_10_EXP
                     74:
                     75: #endif /* _VAX_FLOAT_H_ */