/* * Floating point arithmetic. * * Derived from the mingw header written by Colin Peters. * Modified for Wine use by Hans Leidekker. * This file is in the public domain. */ #ifndef __WINE_FLOAT_H #define __WINE_FLOAT_H #include <corecrt.h> #ifdef __cplusplus extern "C" { #endif #define DBL_DIG 15 #define DBL_EPSILON 2.2204460492503131e-016 #define DBL_MANT_DIG 53 #define DBL_MAX 1.7976931348623158e+308 #define DBL_MAX_10_EXP 308 #define DBL_MAX_EXP 1024 #define DBL_MIN 2.2250738585072014e-308 #define DBL_MIN_10_EXP (-307) #define DBL_MIN_EXP (-1021) #define _DBL_RADIX 2 #define _DBL_ROUNDS 1 #define DBL_RADIX _DBL_RADIX #define DBL_ROUNDS _DBL_ROUNDS #define FLT_DIG 6 #define FLT_EPSILON 1.192092896e-07F #define FLT_MANT_DIG 24 #define FLT_MAX 3.402823466e+38F #define FLT_MAX_10_EXP 38 #define FLT_MAX_EXP 128 #define FLT_MIN 1.175494351e-38F #define FLT_MIN_10_EXP (-37) #define FLT_MIN_EXP (-125) #define FLT_RADIX 2 #define FLT_ROUNDS 1 #define LDBL_DIG DBL_DIG #define LDBL_EPSILON DBL_EPSILON #define LDBL_MANT_DIG DBL_MANT_DIG #define LDBL_MAX DBL_MAX #define LDBL_MAX_10_EXP DBL_MAX_10_EXP #define LDBL_MAX_EXP DBL_MAX_EXP #define LDBL_MIN DBL_MIN #define LDBL_MIN_10_EXP DBL_MIN_10_EXP #define LDBL_MIN_EXP DBL_MIN_EXP #define _LDBL_RADIX _DBL_RADIX #define _LDBL_ROUNDS _DBL_ROUNDS #define LDBL_RADIX _LDBL_RADIX #define LDBL_ROUNDS _LDBL_ROUNDS /* Control word masks for unMask */ #define _MCW_EM 0x0008001f #define _MCW_IC 0x00040000 #define _MCW_RC 0x00000300 #define _MCW_PC 0x00030000 #define _MCW_DN 0x03000000 /* Control word values for unNew (use with related unMask above) */ #define _EM_INVALID 0x00000010 #define _EM_DENORMAL 0x00080000 #define _EM_ZERODIVIDE 0x00000008 #define _EM_OVERFLOW 0x00000004 #define _EM_UNDERFLOW 0x00000002 #define _EM_INEXACT 0x00000001 #define _IC_AFFINE 0x00040000 #define _IC_PROJECTIVE 0x00000000 #define _RC_CHOP 0x00000300 #define _RC_UP 0x00000200 #define _RC_DOWN 0x00000100 #define _RC_NEAR 0x00000000 #define _PC_24 0x00020000 #define _PC_53 0x00010000 #define _PC_64 0x00000000 #define _DN_SAVE 0x00000000 #define _DN_FLUSH 0x01000000 #define _DN_FLUSH_OPERANDS_SAVE_RESULTS 0x02000000 #define _DN_SAVE_OPERANDS_FLUSH_RESULTS 0x03000000 #define _EM_AMBIGUOUS 0x80000000 /* _statusfp bit flags */ #define _SW_INEXACT 0x00000001 /* inexact (precision) */ #define _SW_UNDERFLOW 0x00000002 /* underflow */ #define _SW_OVERFLOW 0x00000004 /* overflow */ #define _SW_ZERODIVIDE 0x00000008 /* zero divide */ #define _SW_INVALID 0x00000010 /* invalid */ #define _SW_UNEMULATED 0x00000040 /* unemulated instruction */ #define _SW_SQRTNEG 0x00000080 /* square root of a neg number */ #define _SW_STACKOVERFLOW 0x00000200 /* FP stack overflow */ #define _SW_STACKUNDERFLOW 0x00000400 /* FP stack underflow */ #define _SW_DENORMAL 0x00080000 /* denormal status bit */ /* fpclass constants */ #define _FPCLASS_SNAN 0x0001 /* Signaling "Not a Number" */ #define _FPCLASS_QNAN 0x0002 /* Quiet "Not a Number" */ #define _FPCLASS_NINF 0x0004 /* Negative Infinity */ #define _FPCLASS_NN 0x0008 /* Negative Normal */ #define _FPCLASS_ND 0x0010 /* Negative Denormal */ #define _FPCLASS_NZ 0x0020 /* Negative Zero */ #define _FPCLASS_PZ 0x0040 /* Positive Zero */ #define _FPCLASS_PD 0x0080 /* Positive Denormal */ #define _FPCLASS_PN 0x0100 /* Positive Normal */ #define _FPCLASS_PINF 0x0200 /* Positive Infinity */ /* floating point error signals */ #define _FPE_INVALID 0x81 #define _FPE_DENORMAL 0x82 #define _FPE_ZERODIVIDE 0x83 #define _FPE_OVERFLOW 0x84 #define _FPE_UNDERFLOW 0x85 #define _FPE_INEXACT 0x86 #define _FPE_UNEMULATED 0x87 #define _FPE_SQRTNEG 0x88 #define _FPE_STACKOVERFLOW 0x8a #define _FPE_STACKUNDERFLOW 0x8b #define _FPE_EXPLICITGEN 0x8c #if defined(__i386__) #define _CW_DEFAULT (_RC_NEAR + _PC_53 + _EM_INVALID + _EM_ZERODIVIDE + _EM_OVERFLOW + _EM_UNDERFLOW + _EM_INEXACT + _EM_DENORMAL) #elif defined(__x86_64__) #define _CW_DEFAULT (_RC_NEAR + _PC_64 + _EM_INVALID + _EM_ZERODIVIDE + _EM_OVERFLOW + _EM_UNDERFLOW + _EM_INEXACT + _EM_DENORMAL) #endif unsigned int __cdecl _clearfp(void); unsigned int __cdecl _statusfp(void); _ACRTIMP int __cdecl __fpe_flt_rounds(void); unsigned int __cdecl _control87(unsigned int, unsigned int); unsigned int __cdecl _controlfp(unsigned int, unsigned int); errno_t __cdecl _controlfp_s(unsigned int *, unsigned int, unsigned int); #ifdef __i386__ int __cdecl __control87_2(unsigned int, unsigned int, unsigned int *, unsigned int *); #endif double __cdecl _copysign (double, double); double __cdecl _chgsign (double); double __cdecl _scalb(double, __msvcrt_long); double __cdecl _logb(double); double __cdecl _nextafter(double, double); int __cdecl _finite(double); int __cdecl _isnan(double); int __cdecl _fpclass(double); #ifdef __x86_64__ float __cdecl _scalbf(float, __msvcrt_long); #endif #ifdef __cplusplus } #endif #endif /* __WINE_FLOAT_H */