/* values used by math functions -- IEEE 754 version */ #if defined(_M_CEE_PURE) #if defined(MRTDLL) #undef MRTDLL #endif #if defined(MRTDLL) #undef CRTDLL #endif #endif #include "xmath.h" _C_STD_BEGIN /* macros */ #define NBITS (48 + _DOFF) #if _D0 == 0 #define INIT(w0) {w0, 0, 0, 0} #define INIT2(w0, w1) {w0, 0, 0, w1} #else /* _D0 == 0 */ #define INIT(w0) {0, 0, 0, w0} #define INIT2(w0, w1) {w1, 0, 0, w0} #endif /* _D0 == 0 */ /* static data */ extern /* const */ _Dconst _Denorm = {INIT2(0, 1)}; extern /* const */ _Dconst _Eps = { INIT((_DBIAS - NBITS - 1) << _DOFF)}; extern /* const */ _Dconst _Hugeval = {INIT(_DMAX << _DOFF)}; extern /* const */ _Dconst _Inf = {INIT(_DMAX << _DOFF)}; extern /* const */ _Dconst _Nan = {INIT((_DMAX << _DOFF) | (1 << (_DOFF - 1)))}; extern /* const */ _Dconst _Snan = {INIT2(_DMAX << _DOFF, 1)}; extern /* const */ _Dconst _Rteps = { INIT((_DBIAS - NBITS / 2) << _DOFF)}; extern /* const */ double _Xbig = (NBITS + 1) * 347L / 1000; extern /* const */ double _Zero = 0.0; _C_STD_END /* * Copyright (c) 1992-2007 by P.J. Plauger. ALL RIGHTS RESERVED. * Consult your license regarding permissions and restrictions. V5.03:0009 */