X-Git-Url: https://pd.if.org/git/?p=pdclib;a=blobdiff_plain;f=includes%2Ffloat.h;h=59dbf547a9bdce9aa0aeea38430e096ae4afa08b;hp=d9696ac1cfc2998fcd4af903966241553aee548c;hb=da0f3f353d417fed71f358a48d5d5394145e460d;hpb=1d9d92ba957a0b8307c9a65c35867fde68e6533b diff --git a/includes/float.h b/includes/float.h index d9696ac..59dbf54 100644 --- a/includes/float.h +++ b/includes/float.h @@ -1,28 +1,101 @@ -/* ---------------------------------------------------------------------------- - * $Id$ - * ---------------------------------------------------------------------------- - * Public Domain C Library - http://pdclib.sourceforge.net - * This code is Public Domain. Use, modify, and redistribute at will. - * ---------------------------------------------------------------------------- - * Characteristics of floating types - * ---------------------------------------------------------------------------- - * This header is part of a freestanding implementation - * --------------------------------------------------------------------------*/ - -#ifndef _FLOAT_H -#define _FLOAT_H _FLOAT_H - -/* This file is part of the platform personality, and is commonly generated - using the enquire utility (included). */ - -/* Defines: - * FLT_RADIX, FLT_ROUNDS, FLT_EVAL_METHOD, DECIMAL_DIG, - * DBL_DIG, DBL_EPSILON, DBL_MANT_DIG, DBL_MAX, DBL_MAX_10_EXP, DBL_MAX_EXP, - * DBL_MIN, DBL_MIN_10_EXP, DBL_MIN_EXP, - * FLT_DIG, FLT_EPSILON, FLT_MANT_DIG, FLT_MAX, FLT_MAX_10_EXP, FLT_MAX_EXP, - * FLT_MIN, FLT_MIN_10_EXP, FLT_MIN_EXP, - * LDBL_DIG, LDBL_EPSILON, LDBL_MANT_DIG, LDBL_MAX, LDBL_MAX_10_EXP, - * LDBL_MAX_EXP, LDBL_MIN, LDBL_MIN_10_EXP, LDBL_MIN_EXP - */ - -#endif /* _FLOAT_H */ +/* Characteristics of floating types + + This file is part of the Public Domain C Library (PDCLib). + Permission is granted to use, modify, and / or redistribute at will. +*/ + +#ifndef _PDCLIB_FLOAT_H +#define _PDCLIB_FLOAT_H _PDCLIB_FLOAT_H +#include "_PDCLIB_float.h" + +#define FLT_ROUNDS _PDCLIB_FLT_ROUNDS +#define FLT_EVAL_METHOD _PDCLIB_FLT_EVAL_METHOD +#define DECIMAL_DIG _PDCLIB_DECIMAL_DIG + +/* Radix of exponent representation */ +#define FLT_RADIX _PDCLIB_FLT_RADIX + +/* Number of base-FLT_RADIX digits in the significand of a float */ +#define FLT_MANT_DIG _PDCLIB_FLT_MANT_DIG + +/* Number of decimal digits of precision in a float */ +#define FLT_DIG _PDCLIB_FLT_DIG + +/* Difference between 1.0 and the minimum float greater than 1.0 */ +#define FLT_EPSILON _PDCLIB_FLT_EPSILON + +/* Minimum int x such that FLT_RADIX**(x-1) is a normalised float */ +#define FLT_MIN_EXP _PDCLIB_FLT_MIN_EXP + +/* Minimum normalised float */ +#define FLT_MIN _PDCLIB_FLT_MIN + +/* Minimum int x such that 10**x is a normalised float */ +#define FLT_MIN_10_EXP _PDCLIB_FLT_MIN_10_EXP + +/* Maximum int x such that FLT_RADIX**(x-1) is a representable float */ +#define FLT_MAX_EXP _PDCLIB_FLT_MAX_EXP + +/* Maximum float */ +#define FLT_MAX _PDCLIB_FLT_MAX + +/* Maximum int x such that 10**x is a representable float */ +#define FLT_MAX_10_EXP _PDCLIB_FLT_MAX_10_EXP + + +/* Number of base-FLT_RADIX digits in the significand of a double */ +#define DBL_MANT_DIG _PDCLIB_DBL_MANT_DIG + +/* Number of decimal digits of precision in a double */ +#define DBL_DIG _PDCLIB_DBL_DIG + +/* Difference between 1.0 and the minimum double greater than 1.0 */ +#define DBL_EPSILON _PDCLIB_DBL_EPSILON + +/* Minimum int x such that FLT_RADIX**(x-1) is a normalised double */ +#define DBL_MIN_EXP _PDCLIB_DBL_MIN_EXP + +/* Minimum normalised double */ +#define DBL_MIN _PDCLIB_DBL_MIN + +/* Minimum int x such that 10**x is a normalised double */ +#define DBL_MIN_10_EXP _PDCLIB_DBL_MIN_10_EXP + +/* Maximum int x such that FLT_RADIX**(x-1) is a representable double */ +#define DBL_MAX_EXP _PDCLIB_DBL_MAX_EXP + +/* Maximum double */ +#define DBL_MAX _PDCLIB_DBL_MAX + +/* Maximum int x such that 10**x is a representable double */ +#define DBL_MAX_10_EXP _PDCLIB_DBL_MAX_10_EXP + + +/* Number of base-FLT_RADIX digits in the significand of a long double */ +#define LDBL_MANT_DIG _PDCLIB_LDBL_MANT_DIG + +/* Number of decimal digits of precision in a long double */ +#define LDBL_DIG _PDCLIB_LDBL_DIG + +/* Difference between 1.0 and the minimum long double greater than 1.0 */ +#define LDBL_EPSILON _PDCLIB_LDBL_EPSILON + +/* Minimum int x such that FLT_RADIX**(x-1) is a normalised long double */ +#define LDBL_MIN_EXP _PDCLIB_LDBL_MIN_EXP + +/* Minimum normalised long double */ +#define LDBL_MIN _PDCLIB_LDBL_MIN + +/* Minimum int x such that 10**x is a normalised long double */ +#define LDBL_MIN_10_EXP _PDCLIB_LDBL_MIN_10_EXP + +/* Maximum int x such that FLT_RADIX**(x-1) is a representable long double */ +#define LDBL_MAX_EXP _PDCLIB_LDBL_MAX_EXP + +/* Maximum long double */ +#define LDBL_MAX _PDCLIB_LDBL_MAX + +/* Maximum int x such that 10**x is a representable long double */ +#define LDBL_MAX_10_EXP _PDCLIB_LDBL_MAX_10_EXP + +#endif