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/** @file
* IPRT / No-CRT - Our minimal float.h.
*/
/*
* Copyright (C) 2022-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
#ifndef IPRT_INCLUDED_nocrt_float_h
#define IPRT_INCLUDED_nocrt_float_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <iprt/types.h>
/*
* Common.
*/
#define FLT_RADIX 2
/*
* float
*/
#if defined(RT_ARCH_X86) || defined(RT_ARCH_AMD64) || defined(RT_ARCH_ARM64)
# define FLT_MAX (3.40282347E+38F)
# define FLT_MIN (1.17549435E-38F)
# define FLT_TRUE_MIN (1.40129846E-45F)
# define FLT_MAX_EXP (128)
# define FLT_MIN_EXP (-125)
# define FLT_MAX_10_EXP (38)
# define FLT_MIN_10_EXP (-37)
# define FLT_EPSILON (1.192092896E-07F)
# define FLT_DIG (6)
# define FLT_DECIMAL_DIG (9)
# define FLT_MANT_DIG (24)
# define FLT_HAS_SUBNORM (1)
#endif
/*
* double
*/
#if defined(RT_ARCH_X86) || defined(RT_ARCH_AMD64) || defined(RT_ARCH_ARM64)
# ifdef _MSC_VER
# define DBL_MAX (1.7976931348623158E+308)
# else
# define DBL_MAX (1.7976931348623157E+308)
# endif
# define DBL_MIN (2.2250738585072014E-308)
# define DBL_TRUE_MIN (4.9406564584124654E-324)
# define DBL_MAX_EXP (1024)
# define DBL_MIN_EXP (-1021)
# define DBL_MAX_10_EXP (308)
# define DBL_MIN_10_EXP (-307)
# define DBL_EPSILON (2.2204460492503131E-16)
# define DBL_DIG (15)
# define DBL_DECIMAL_DIG (17)
# define DBL_MANT_DIG (53)
# define DBL_HAS_SUBNORM (1)
#endif
/*
* long double
*/
#if ((defined(RT_ARCH_X86) || defined(RT_ARCH_AMD64)) && defined(RT_OS_WINDOWS)) || defined(RT_ARCH_ARM64) /*?*/
# define LDBL_MAX DBL_MAX
# define LDBL_MIN DBL_MIN
# define LDBL_TRUE_MIN DBL_TRUE_MIN
# define LDBL_MAX_EXP DBL_MAX_EXP
# define LDBL_MIN_EXP DBL_MIN_EXP
# define LDBL_MAX_10_EXP DBL_MAX_10_EXP
# define LDBL_MIN_10_EXP DBL_MIN_10_EXP
# define LDBL_EPSILON DBL_EPSILON
# define LDBL_DIG DBL_DIG
# define LDBL_DECIMAL_DIG DBL_DECIMAL_DIG
# define LDBL_MANT_DIG DBL_MANT_DIG
# define LDBL_HAS_SUBNORM DBL_HAS_SUBNORM
#elif defined(RT_ARCH_X86) || defined(RT_ARCH_AMD64)
# define LDBL_MAX (1.1897314953572317650E+4932L)
# define LDBL_MIN (3.3621031431120935063E-4932L)
# define LDBL_TRUE_MIN (3.6451995318824746025E-4951L)
# define LDBL_MAX_EXP (-16381)
# define LDBL_MIN_EXP (16384)
# define LDBL_MAX_10_EXP (4932)
# define LDBL_MIN_10_EXP (-4931)
# define LDBL_EPSILON (1.0842021724855044340E-19L)
# define LDBL_DIG (18)
# define LDBL_DECIMAL_DIG (21)
# define LDBL_MANT_DIG (64)
# define LDBL_HAS_SUBNORM (1)
#endif
#endif /* !IPRT_INCLUDED_nocrt_float_h */
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