1/* $OpenBSD: _float.h,v 1.1 2012/06/26 16:12:44 deraadt Exp $ */ 2 3/* 4 * Copyright (c) 1989 Regents of the University of California. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32#ifndef _MACHINE__FLOAT_H_ 33#define _MACHINE__FLOAT_H_ 34 35#define __FLT_RADIX 2 /* b */ 36#define __FLT_ROUNDS __flt_rounds() 37#define __FLT_EVAL_METHOD 0 /* no promotions */ 38 39#define __FLT_MANT_DIG 24 /* p */ 40#define __FLT_EPSILON 1.19209290E-07F /* b**(1-p) */ 41#define __FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */ 42#define __FLT_MIN_EXP (-125) /* emin */ 43#define __FLT_MIN 1.17549435E-38F /* b**(emin-1) */ 44#define __FLT_MIN_10_EXP (-37) /* ceil(log10(b**(emin-1))) */ 45#define __FLT_MAX_EXP 128 /* emax */ 46#define __FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */ 47#define __FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */ 48 49#define __DBL_MANT_DIG 53 50#define __DBL_EPSILON 2.2204460492503131E-16 51#define __DBL_DIG 15 52#define __DBL_MIN_EXP (-1021) 53#define __DBL_MIN 2.2250738585072014E-308 54#define __DBL_MIN_10_EXP (-307) 55#define __DBL_MAX_EXP 1024 56#define __DBL_MAX 1.7976931348623157E+308 57#define __DBL_MAX_10_EXP 308 58 59#define __LDBL_MANT_DIG DBL_MANT_DIG 60#define __LDBL_EPSILON DBL_EPSILON 61#define __LDBL_DIG DBL_DIG 62#define __LDBL_MIN_EXP DBL_MIN_EXP 63#define __LDBL_MIN DBL_MIN 64#define __LDBL_MIN_10_EXP DBL_MIN_10_EXP 65#define __LDBL_MAX_EXP DBL_MAX_EXP 66#define __LDBL_MAX DBL_MAX 67#define __LDBL_MAX_10_EXP DBL_MAX_10_EXP 68 69#define __DECIMAL_DIG 17 70 71#endif /* _MACHINE__FLOAT_H_ */ 72