From 33613a85afc4b1481367fbe92a17ee59c240250b Mon Sep 17 00:00:00 2001 From: Sven Eisenhauer Date: Fri, 10 Nov 2023 15:11:48 +0100 Subject: add new repo --- .../Mikroprozessorsysteme2/ARM202U/INCLUDE/FLOAT.H | 81 ++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 Bachelor/Mikroprozessorsysteme2/ARM202U/INCLUDE/FLOAT.H (limited to 'Bachelor/Mikroprozessorsysteme2/ARM202U/INCLUDE/FLOAT.H') diff --git a/Bachelor/Mikroprozessorsysteme2/ARM202U/INCLUDE/FLOAT.H b/Bachelor/Mikroprozessorsysteme2/ARM202U/INCLUDE/FLOAT.H new file mode 100644 index 0000000..b0168ab --- /dev/null +++ b/Bachelor/Mikroprozessorsysteme2/ARM202U/INCLUDE/FLOAT.H @@ -0,0 +1,81 @@ +#pragma force_top_level +#pragma include_only_once + +/* float.h: ANSI 'C' (X3J11 Oct 88) library header, section 2.2.4.2 */ +/* Copyright (C) Codemist Ltd, 1988 */ +/* Copyright (C) Advanced Risc Machines Ltd., 1991 */ +/* version 0.01 */ + +#ifndef __float_h +#define __float_h + +/* IEEE version: the following values are taken from the above ANSI draft. */ +/* The ACORN FPE (v17) is known not to precisely implement IEEE arithmetic. */ + +#define FLT_RADIX 2 + /* radix of exponent representation */ +#define FLT_ROUNDS 1 + /* + * The rounding mode for floating-point addition is characterised by the + * value of FLT_ROUNDS: + * -1 : indeterminable. + * 0 : towards zero. + * 1 : to nearest. + * 2 : towards positive infinity. + * 3 : towards negative infinity. + * ? : any other is implementation-defined. + */ + +#define FLT_MANT_DIG 24 +#define DBL_MANT_DIG 53 +#define LDBL_MANT_DIG 53 + /* number of base-FLT_RADIX digits in the floating point mantissa */ + +/* The values that follow are not achieved under Acorn's FPE version 17 */ +/* but they should be correct in due course! */ + +#define FLT_DIG 6 +#define DBL_DIG 15 +#define LDBL_DIG 15 + /* number of decimal digits of precision */ + +#define FLT_MIN_EXP (-125) +#define DBL_MIN_EXP (-1021) +#define LDBL_MIN_EXP (-1021) + /* minimum negative integer such that FLT_RADIX raised to that power */ + /* minus 1 is a normalised floating-point number. */ + +#define FLT_MIN_10_EXP (-37) +#define DBL_MIN_10_EXP (-307) +#define LDBL_MIN_10_EXP (-307) + /* minimum negative integer such that 10 raised to that power is in the */ + /* range of normalised floating-point numbers. */ + +#define FLT_MAX_EXP 128 +#define DBL_MAX_EXP 1024 +#define LDBL_MAX_EXP 1024 + /* maximum integer such that FLT_RADIX raised to that power minus 1 is a */ +#define FLT_MAX_10_EXP 38 +#define DBL_MAX_10_EXP 308 +#define LDBL_MAX_10_EXP 308 + /* maximum integer such that 10 raised to that power is in the range of */ + /* representable finite floating-point numbers. */ + +#define FLT_MAX 3.40282347e+38F +#define DBL_MAX 1.79769313486231571e+308 +#define LDBL_MAX 1.79769313486231571e+308L + /* maximum representable finite floating-point number. */ + +#define FLT_EPSILON 1.19209290e-7F +#define DBL_EPSILON 2.2204460492503131e-16 +#define LDBL_EPSILON 2.2204460492503131e-16L + /* minimum positive floating point number x such that 1.0 + x != 1.0 */ + +#define FLT_MIN 1.17549435e-38F +#define DBL_MIN 2.22507385850720138e-308 +#define LDBL_MIN 2.22507385850720138e-308L + /* minimum normalised positive floating-point number. */ + +#endif + +/* end of float.h */ -- cgit v1.2.3