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