1139825Simp/*- 286551Sjake * Copyright (c) 1992, 1993, 2001 386551Sjake * The Regents of the University of California. All rights reserved. 486551Sjake * 586551Sjake * This software was developed by the Computer Systems Engineering group 686551Sjake * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 786551Sjake * contributed to Berkeley. 886551Sjake * 986551Sjake * Redistribution and use in source and binary forms, with or without 1086551Sjake * modification, are permitted provided that the following conditions 1186551Sjake * are met: 1286551Sjake * 1. Redistributions of source code must retain the above copyright 1386551Sjake * notice, this list of conditions and the following disclaimer. 1486551Sjake * 2. Redistributions in binary form must reproduce the above copyright 1586551Sjake * notice, this list of conditions and the following disclaimer in the 1686551Sjake * documentation and/or other materials provided with the distribution. 1786551Sjake * 4. Neither the name of the University nor the names of its contributors 1886551Sjake * may be used to endorse or promote products derived from this software 1986551Sjake * without specific prior written permission. 2086551Sjake * 2186551Sjake * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2286551Sjake * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2386551Sjake * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2486551Sjake * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2586551Sjake * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2686551Sjake * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2786551Sjake * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2886551Sjake * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2986551Sjake * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3086551Sjake * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3186551Sjake * SUCH DAMAGE. 3286551Sjake * 3386551Sjake * @(#)float.h 8.1 (Berkeley) 6/11/93 3486551Sjake * from: NetBSD: float.h,v 1.3 2001/09/21 20:48:02 eeh Exp 3586551Sjake * $FreeBSD$ 3686551Sjake */ 3786551Sjake 3886551Sjake#ifndef _MACHINE_FLOAT_H_ 3986551Sjake#define _MACHINE_FLOAT_H_ 4086551Sjake 4186551Sjake#include <sys/cdefs.h> 4286551Sjake 4386551Sjake__BEGIN_DECLS 4492844Salfredextern int __flt_rounds(void); 4586551Sjake__END_DECLS 4686551Sjake 4786551Sjake#define FLT_RADIX 2 /* b */ 4886551Sjake#define FLT_ROUNDS __flt_rounds() 49128629Sdas#if __ISO_C_VISIBLE >= 1999 50110566Smike#define FLT_EVAL_METHOD 0 /* no promotion */ 51217182Sdas#define DECIMAL_DIG 36 /* max precision in decimal digits */ 52128629Sdas#endif 5386551Sjake 5486551Sjake#define FLT_MANT_DIG 24 /* p */ 5586551Sjake#define FLT_EPSILON 1.19209290E-7F /* b**(1-p) */ 5686551Sjake#define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */ 5786551Sjake#define FLT_MIN_EXP (-125) /* emin */ 5886551Sjake#define FLT_MIN 1.17549435E-38F /* b**(emin-1) */ 5986551Sjake#define FLT_MIN_10_EXP (-37) /* ceil(log10(b**(emin-1))) */ 6086551Sjake#define FLT_MAX_EXP 128 /* emax */ 6186551Sjake#define FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */ 6286551Sjake#define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */ 63230475Sdas#if __ISO_C_VISIBLE >= 2011 64230475Sdas#define FLT_TRUE_MIN 1.40129846E-45F /* b**(emin-p) */ 65230475Sdas#define FLT_DECIMAL_DIG 9 /* ceil(1+p*log10(b)) */ 66230475Sdas#define FLT_HAS_SUBNORM 1 67230475Sdas#endif /* __ISO_C_VISIBLE >= 2011 */ 6886551Sjake 6986551Sjake#define DBL_MANT_DIG 53 7086551Sjake#define DBL_EPSILON 2.2204460492503131E-16 7186551Sjake#define DBL_DIG 15 7286551Sjake#define DBL_MIN_EXP (-1021) 7386551Sjake#define DBL_MIN 2.2250738585072014E-308 7486551Sjake#define DBL_MIN_10_EXP (-307) 7586551Sjake#define DBL_MAX_EXP 1024 7686551Sjake#define DBL_MAX 1.7976931348623157E+308 7786551Sjake#define DBL_MAX_10_EXP 308 78230475Sdas#if __ISO_C_VISIBLE >= 2011 79230475Sdas#define DBL_TRUE_MIN 4.9406564584124654E-324 80230475Sdas#define DBL_DECIMAL_DIG 17 81230475Sdas#define DBL_HAS_SUBNORM 1 82230475Sdas#endif /* __ISO_C_VISIBLE >= 2011 */ 8386551Sjake 8486551Sjake#define LDBL_MANT_DIG 113 8586551Sjake#define LDBL_EPSILON 1.925929944387235853055977942584927319E-34L 8686551Sjake#define LDBL_DIG 33 8786551Sjake#define LDBL_MIN_EXP (-16381) 8886551Sjake#define LDBL_MIN 3.362103143112093506262677817321752603E-4932L 8986551Sjake#define LDBL_MIN_10_EXP (-4931) 9086551Sjake#define LDBL_MAX_EXP (+16384) 9186551Sjake#define LDBL_MAX 1.189731495357231765085759326628007016E+4932L 9286551Sjake#define LDBL_MAX_10_EXP (+4932) 93230475Sdas#if __ISO_C_VISIBLE >= 2011 94230475Sdas#define LDBL_TRUE_MIN 6.475175119438025110924438958227646552E-4966L 95230475Sdas#define LDBL_DECIMAL_DIG 36 96230475Sdas#define LDBL_HAS_SUBNORM 1 97230475Sdas#endif /* __ISO_C_VISIBLE >= 2011 */ 9886551Sjake 9986551Sjake#endif /* _MACHINE_FLOAT_H_ */ 100