/* $OpenBSD: _float.h,v 1.1 2016/12/17 23:38:33 patrick Exp $ */ /* * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. * * This software was developed by the Computer Systems Engineering group * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and * contributed to Berkeley. * * All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Lawrence Berkeley Laboratory. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef _MACHINE__FLOAT_H_ #define _MACHINE__FLOAT_H_ #define __FLT_RADIX 2 /* b */ #define __FLT_ROUNDS __flt_rounds() #define __FLT_EVAL_METHOD 0 /* no promotions */ #define __FLT_MANT_DIG 24 /* p */ #define __FLT_EPSILON 1.19209290E-7F /* b**(1-p) */ #define __FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */ #define __FLT_MIN_EXP (-125) /* emin */ #define __FLT_MIN 1.17549435E-38F /* b**(emin-1) */ #define __FLT_MIN_10_EXP (-37) /* ceil(log10(b**(emin-1))) */ #define __FLT_MAX_EXP 128 /* emax */ #define __FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */ #define __FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */ #define __DBL_MANT_DIG 53 #define __DBL_EPSILON 2.2204460492503131E-16 #define __DBL_DIG 15 #define __DBL_MIN_EXP (-1021) #define __DBL_MIN 2.2250738585072014E-308 #define __DBL_MIN_10_EXP (-307) #define __DBL_MAX_EXP 1024 #define __DBL_MAX 1.7976931348623157E+308 #define __DBL_MAX_10_EXP 308 #ifdef __LDBL_MANT_DIG__ #define __LDBL_MANT_DIG __LDBL_MANT_DIG__ #define __LDBL_EPSILON __LDBL_EPSILON__ #define __LDBL_DIG __LDBL_DIG__ #define __LDBL_MIN_EXP __LDBL_MIN_EXP__ #define __LDBL_MIN __LDBL_MIN__ #define __LDBL_MIN_10_EXP __LDBL_MIN_10_EXP__ #define __LDBL_MAX_EXP __LDBL_MAX_EXP__ #define __LDBL_MAX __LDBL_MAX__ #define __LDBL_MAX_10_EXP __LDBL_MAX_10_EXP__ #else #define __LDBL_MANT_DIG DBL_MANT_DIG #define __LDBL_EPSILON DBL_EPSILON #define __LDBL_DIG DBL_DIG #define __LDBL_MIN_EXP DBL_MIN_EXP #define __LDBL_MIN DBL_MIN #define __LDBL_MIN_10_EXP DBL_MIN_10_EXP #define __LDBL_MAX_EXP DBL_MAX_EXP #define __LDBL_MAX DBL_MAX #define __LDBL_MAX_10_EXP DBL_MAX_10_EXP #endif #define __DECIMAL_DIG 17 #endif /* _MACHINE__FLOAT_H_ */
