diff options
Diffstat (limited to 'libm/fp_private.h')
| -rw-r--r-- | libm/fp_private.h | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/libm/fp_private.h b/libm/fp_private.h deleted file mode 100644 index 0ddb616c4..000000000 --- a/libm/fp_private.h +++ /dev/null @@ -1,90 +0,0 @@ -/******************************************************************************* -* * -* File fp_private.h, * -* All pack 4 dependencies for the MathLib elems plus some defines used * -* throughout MathLib. * -* * -* Copyright © 1991 Apple Computer, Inc. All rights reserved. * -* * -* Written by Ali Sazegari, started on October 1991, * -* * -* W A R N I N G: This routine expects a 64 bit double model. * -* * -*******************************************************************************/ - -#define NoException 0 - -/******************************************************************************* -* Values of constants. * -*******************************************************************************/ - -//#define SgnMask 0x8000 -#define dSgnMask 0x80000000 -#define sSgnMask 0x7FFFFFFF - -//#define ExpMask 0x7FFF -#define dExpMask 0x7FF00000 -#define sExpMask 0xFF000000 - - /* according to rounding BIG & SMALL are: */ -#define BIG 1.1e+300 /* used to deliver ±° or largest number, */ -#define SMALL 1.1e-300 /* used to deliver ±0 or smallest number. */ -#define InfExp 0x7FF -#define dMaxExp 0x7FF00000 - -#define MaxExpP1 1024 -#define MaxExp 1023 - -#define DenormLimit -52 - -//#define ManMask 0x80000000 -#define dManMask 0x00080000 - -//#define IsItDenorm 0x80000000 -#define dIsItDenorm 0x00080000 - -//#define xIsItSNaN 0x40000000 -#define dIsItSNaN 0x00080000 - -#define dHighMan 0x000FFFFF -#define dFirstBitSet 0x00080000 -#define BIAS 0x3FF - -//#define GetSign 0x8000 -#define dGetSign 0x80000000 -#define sGetSign 0x80000000 - -//#define Infinity(x) ( x.hex.exponent & ExpMask ) == ExpMask -#define dInfinity(x) ( x.hex.high & dExpMask ) == dExpMask -#define sInfinity(x) ( ( x.hexsgl << 1 ) & sExpMask ) == sExpMask - -//#define Exponent(x) x.hex.exponent & ExpMask -#define dExponent(x) x.hex.high & dExpMask -#define sExponent(x) ( ( x.hexsgl << 1 ) & sExpMask ) - -#define sZero(x) ( x.hexsgl & sSgnMask ) == 0 -//#define Sign(x) ( x.hex.exponent & SgnMask ) == SgnMask - -/******************************************************************************* -* Types used in the auxiliary functions. * -*******************************************************************************/ - -#include <stdint.h> -#include <endian.h> - -typedef struct /* Hex representation of a double. */ - { -#if (__BYTE_ORDER == __BIG_ENDIAN) - uint32_t high; - uint32_t low; -#else - uint32_t low; - uint32_t high; -#endif - } dHexParts; - -typedef union - { - unsigned char byties[8]; - double dbl; - } DblInHex; |