| 1 | /**
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| 2 | * This file has no copyright assigned and is placed in the Public Domain.
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| 3 | * This file is part of the mingw-w64 runtime package.
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| 4 | * No warranty is given; refer to the file DISCLAIMER.PD within this package.
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| 5 | */
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| 6 | #ifndef _XMATH
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| 7 | #define _XMATH
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| 8 | #include <errno.h>
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| 9 | #include <math.h>
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| 10 | #include <stddef.h>
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| 11 | #include <ymath.h>
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| 12 |
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| 13 | _C_STD_BEGIN
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| 14 |
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| 15 | #define _DBIAS 0x3fe
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| 16 | #define _DOFF 4
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| 17 | #define _FBIAS 0x7e
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| 18 | #define _FOFF 7
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| 19 | #define _FRND 1
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| 20 |
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| 21 | #define _D0 3
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| 22 | #define _D1 2
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| 23 | #define _D2 1
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| 24 | #define _D3 0
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| 25 | #define _DLONG 0
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| 26 | #define _LBIAS 0x3fe
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| 27 | #define _LOFF 4
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| 28 |
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| 29 | #define _DFRAC ((unsigned short)((1 << _DOFF) - 1))
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| 30 | #define _DMASK ((unsigned short)(0x7fff & ~_DFRAC))
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| 31 | #define _DMAX ((unsigned short)((1 << (15 - _DOFF)) - 1))
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| 32 | #define _DSIGN ((unsigned short)0x8000)
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| 33 | #define DSIGN(x) (((unsigned short *)&(x))[_D0] & _DSIGN)
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| 34 | #define HUGE_EXP (int)(_DMAX *900L / 1000)
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| 35 | #define HUGE_RAD 2.73e9
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| 36 | #define SAFE_EXP ((unsigned short)(_DMAX >> 1))
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| 37 |
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| 38 | #define _FFRAC ((unsigned short)((1 << _FOFF) - 1))
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| 39 | #define _FMASK ((unsigned short)(0x7fff & ~_FFRAC))
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| 40 | #define _FMAX ((unsigned short)((1 << (15 - _FOFF)) - 1))
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| 41 | #define _FSIGN ((unsigned short)0x8000)
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| 42 | #define FSIGN(x) (((unsigned short *)&(x))[_F0] & _FSIGN)
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| 43 | #define FHUGE_EXP (int)(_FMAX *900L / 1000)
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| 44 | #define FHUGE_RAD 31.8
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| 45 | #define FSAFE_EXP ((unsigned short)(_FMAX >> 1))
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| 46 |
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| 47 | #define _F0 1
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| 48 | #define _F1 0
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| 49 |
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| 50 | #define _LFRAC ((unsigned short)(-1))
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| 51 | #define _LMASK ((unsigned short)0x7fff)
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| 52 | #define _LMAX ((unsigned short)0x7fff)
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| 53 | #define _LSIGN ((unsigned short)0x8000)
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| 54 | #define LSIGN(x) (((unsigned short *)&(x))[_L0] & _LSIGN)
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| 55 | #define LHUGE_EXP (int)(_LMAX *900L / 1000)
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| 56 | #define LHUGE_RAD 2.73e9
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| 57 | #define LSAFE_EXP ((unsigned short)(_LMAX >> 1))
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| 58 |
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| 59 | #define _L0 3
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| 60 | #define _L1 2
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| 61 | #define _L2 1
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| 62 | #define _L3 0
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| 63 | #define _L4 xxx
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| 64 |
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| 65 | #define FINITE _FINITE
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| 66 | #define INF _INFCODE
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| 67 | #define NAN _NANCODE
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| 68 |
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| 69 | #define FL_ERR 0
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| 70 | #define FL_DEC 1
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| 71 | #define FL_HEX 2
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| 72 | #define FL_INF 3
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| 73 | #define FL_NAN 4
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| 74 | #define FL_NEG 8
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| 75 |
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| 76 | _C_LIB_DECL
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| 77 |
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| 78 | _CRTIMP int __cdecl _Stopfx(const char **,char **);
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| 79 | _CRTIMP int __cdecl _Stoflt(const char *,const char *,char **,long[],int);
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| 80 | _CRTIMP int __cdecl _Stoxflt(const char *,const char *,char **,long[],int);
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| 81 | _CRTIMP int __cdecl _WStopfx(const wchar_t **,wchar_t **);
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| 82 | _CRTIMP int __cdecl _WStoflt(const wchar_t *,const wchar_t *,wchar_t **,long[],int);
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| 83 | _CRTIMP int __cdecl _WStoxflt(const wchar_t *,const wchar_t *,wchar_t **,long[],int);
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| 84 | _CRTIMP short __cdecl _Dnorm(unsigned short *);
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| 85 | _CRTIMP short __cdecl _Dscale(double *,long);
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| 86 | _CRTIMP short __cdecl _Dunscale(short *,double *);
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| 87 | _CRTIMP double __cdecl _Poly(double,const double *,int);
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| 88 |
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| 89 | extern __declspec(dllimport) _Dconst _Eps,_Rteps;
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| 90 | extern __declspec(dllimport) double _Xbig;
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| 91 |
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| 92 | _CRTIMP short __cdecl _FDnorm(unsigned short *);
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| 93 | _CRTIMP short __cdecl _FDscale(float *,long);
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| 94 | _CRTIMP short __cdecl _FDunscale(short *,float *);
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| 95 |
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| 96 | extern __declspec(dllimport) _Dconst _FEps,_FRteps;
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| 97 | extern __declspec(dllimport) float _FXbig;
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| 98 |
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| 99 | _CRTIMP short __cdecl _LDnorm(unsigned short *);
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| 100 | _CRTIMP short __cdecl _LDscale(long double *,long);
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| 101 | _CRTIMP short __cdecl _LDunscale(short *,long double *);
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| 102 | _CRTIMP long double __cdecl _LPoly(long double,const long double *,int);
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| 103 |
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| 104 | extern __declspec(dllimport) _Dconst _LEps,_LRteps;
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| 105 | extern __declspec(dllimport) long double _LXbig;
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| 106 | _END_C_LIB_DECL
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| 107 | _C_STD_END
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| 108 | #endif
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