/* values used by math functions -- IEEE 754 long version */ #include "xmath.h" _STD_BEGIN #if _DLONG == 0 /* macros -- 64-bit */ #define NBITS (48 + _DOFF) #if _D0 == 0 #define INIT(w0) {w0, 0, 0, 0} #define INIT2(w0, w1) {w0, 0, 0, w1} #else #define INIT(w0) {0, 0, 0, w0} #define INIT2(w0, w1) {w1, 0, 0, w0} #endif /* static data */ _CRTIMP2 const _Dconst _LDenorm = {INIT2(0, 1)}; _CRTIMP2 const _Dconst _LEps = {INIT((_DBIAS - NBITS - 1) << _DOFF)}; _CRTIMP2 const _Dconst _LInf = {INIT(_DMAX << _DOFF)}; _CRTIMP2 const _Dconst _LNan = {INIT(_DSIGN | (_DMAX << _DOFF) | (1 << (_DOFF - 1)))}; _CRTIMP2 const _Dconst _LRteps = {INIT((_DBIAS - NBITS / 2) << _DOFF)}; _CRTIMP2 const _Dconst _LSnan = {INIT(_DSIGN | (_DMAX << _DOFF) | (1 << (_DOFF - 1)))}; #elif _DLONG == 1 /* macros -- 80-bit */ #define NBITS 64 #if _D0 == 0 #define INIT(w0, w1) {w0, w1, 0, 0, 0} #define INIT3(w0, w1, wn) {w0, w1, 0, 0, wn} #else #define INIT(w0, w1) {0, 0, 0, w1, w0} #define INIT3(w0, w1, wn) {wn, 0, 0, w1, w0} #endif /* static data */ _CRTIMP2 const _Dconst _LDenorm = {INIT3(0, 0, 1)}; _CRTIMP2 const _Dconst _LEps = {INIT(_LBIAS - NBITS - 1, 0x8000)}; _CRTIMP2 const _Dconst _LInf = {INIT(_LMAX, 0x8000)}; _CRTIMP2 const _Dconst _LNan = {INIT(_LSIGN | _LMAX, 0xc000)}; _CRTIMP2 const _Dconst _LSnan = {INIT(_LSIGN | _LMAX, 0x8000)}; _CRTIMP2 const _Dconst _LRteps = {INIT(_LBIAS - NBITS / 2, 0x8000)}; #else /* 1 < _DLONG */ /* macros -- 128-bit SPARC */ #define NBITS 128 #if _D0 == 0 #define INIT(w0, w1) {w0, w1, 0, 0, 0, 0, 0, 0} #define INIT3(w0, w1, wn) {w0, w1, 0, 0, 0, 0, 0, wn} #else #define INIT(w0, w1) {0, 0, 0, 0, 0, 0, w1, w0} #define INIT3(w0, w1, wn) {wn, 0, 0, 0, 0, 0, w1, w0} #endif /* static data */ _CRTIMP2 const _Dconst _LDenorm = {INIT3(0, 0, 1)}; _CRTIMP2 const _Dconst _LEps = {INIT(_LBIAS - NBITS - 1, 0x8000)}; _CRTIMP2 const _Dconst _LInf = {INIT(_LMAX, 0)}; _CRTIMP2 const _Dconst _LNan = {INIT(_LSIGN | _LMAX, 0x8000)}; _CRTIMP2 const _Dconst _LSnan = {INIT(_LSIGN | _LMAX, 0x8000)}; _CRTIMP2 const _Dconst _LRteps = {INIT(_LBIAS - NBITS / 2, 0x8000)}; #endif _CRTIMP2 const long double _LXbig = (NBITS + 1) * 347L / 1000; _CRTIMP2 const long double _LZero = 0.0L; _STD_END /* * Copyright (c) 1992-2001 by P.J. Plauger. ALL RIGHTS RESERVED. * Consult your license regarding permissions and restrictions. V3.10:0009 */