/* ------------------------------------------------------------------ */ /* decDouble.c -- decDouble operations module */ /* ------------------------------------------------------------------ */ /* Copyright (c) IBM Corporation, 2000, 2010. All rights reserved. */ /* */ /* This software is made available under the terms of the */ /* ICU License -- ICU 1.8.1 and later. */ /* */ /* The description and User's Guide ("The decNumber C Library") for */ /* this software is included in the package as decNumber.pdf. This */ /* document is also available in HTML, together with specifications, */ /* testcases, and Web links, on the General Decimal Arithmetic page. */ /* */ /* Please send comments, suggestions, and corrections to the author: */ /* mfc@uk.ibm.com */ /* Mike Cowlishaw, IBM Fellow */ /* IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK */ /* ------------------------------------------------------------------ */ /* This module comprises decDouble operations (including conversions) */ /* ------------------------------------------------------------------ */ #include "decContext.h" // public includes #include "decDouble.h" // .. /* Constant mappings for shared code */ #define DECPMAX DECDOUBLE_Pmax #define DECEMIN DECDOUBLE_Emin #define DECEMAX DECDOUBLE_Emax #define DECEMAXD DECDOUBLE_EmaxD #define DECBYTES DECDOUBLE_Bytes #define DECSTRING DECDOUBLE_String #define DECECONL DECDOUBLE_EconL #define DECBIAS DECDOUBLE_Bias #define DECLETS DECDOUBLE_Declets #define DECQTINY (-DECDOUBLE_Bias) // parameters of next-wider format #define DECWBYTES DECQUAD_Bytes #define DECWPMAX DECQUAD_Pmax #define DECWECONL DECQUAD_EconL #define DECWBIAS DECQUAD_Bias /* Type and function mappings for shared code */ #define decFloat decDouble // Type name #define decFloatWider decQuad // Type name // Utilities and conversions (binary results, extractors, etc.) #define decFloatFromBCD decDoubleFromBCD #define decFloatFromInt32 decDoubleFromInt32 #define decFloatFromPacked decDoubleFromPacked #define decFloatFromPackedChecked decDoubleFromPackedChecked #define decFloatFromString decDoubleFromString #define decFloatFromUInt32 decDoubleFromUInt32 #define decFloatFromWider decDoubleFromWider #define decFloatGetCoefficient decDoubleGetCoefficient #define decFloatGetExponent decDoubleGetExponent #define decFloatSetCoefficient decDoubleSetCoefficient #define decFloatSetExponent decDoubleSetExponent #define decFloatShow decDoubleShow #define decFloatToBCD decDoubleToBCD #define decFloatToEngString decDoubleToEngString #define decFloatToInt32 decDoubleToInt32 #define decFloatToInt32Exact decDoubleToInt32Exact #define decFloatToPacked decDoubleToPacked #define decFloatToString decDoubleToString #define decFloatToUInt32 decDoubleToUInt32 #define decFloatToUInt32Exact decDoubleToUInt32Exact #define decFloatToWider decDoubleToWider #define decFloatZero decDoubleZero // Computational (result is a decFloat) #define decFloatAbs decDoubleAbs #define decFloatAdd decDoubleAdd #define decFloatAnd decDoubleAnd #define decFloatDivide decDoubleDivide #define decFloatDivideInteger decDoubleDivideInteger #define decFloatFMA decDoubleFMA #define decFloatInvert decDoubleInvert #define decFloatLogB decDoubleLogB #define decFloatMax decDoubleMax #define decFloatMaxMag decDoubleMaxMag #define decFloatMin decDoubleMin #define decFloatMinMag decDoubleMinMag #define decFloatMinus decDoubleMinus #define decFloatMultiply decDoubleMultiply #define decFloatNextMinus decDoubleNextMinus #define decFloatNextPlus decDoubleNextPlus #define decFloatNextToward decDoubleNextToward #define decFloatOr decDoubleOr #define decFloatPlus decDoublePlus #define decFloatQuantize decDoubleQuantize #define decFloatReduce decDoubleReduce #define decFloatRemainder decDoubleRemainder #define decFloatRemainderNear decDoubleRemainderNear #define decFloatRotate decDoubleRotate #define decFloatScaleB decDoubleScaleB #define decFloatShift decDoubleShift #define decFloatSubtract decDoubleSubtract #define decFloatToIntegralValue decDoubleToIntegralValue #define decFloatToIntegralExact decDoubleToIntegralExact #define decFloatXor decDoubleXor // Comparisons #define decFloatCompare decDoubleCompare #define decFloatCompareSignal decDoubleCompareSignal #define decFloatCompareTotal decDoubleCompareTotal #define decFloatCompareTotalMag decDoubleCompareTotalMag // Copies #define decFloatCanonical decDoubleCanonical #define decFloatCopy decDoubleCopy #define decFloatCopyAbs decDoubleCopyAbs #define decFloatCopyNegate decDoubleCopyNegate #define decFloatCopySign decDoubleCopySign // Non-computational #define decFloatClass decDoubleClass #define decFloatClassString decDoubleClassString #define decFloatDigits decDoubleDigits #define decFloatIsCanonical decDoubleIsCanonical #define decFloatIsFinite decDoubleIsFinite #define decFloatIsInfinite decDoubleIsInfinite #define decFloatIsInteger decDoubleIsInteger #define decFloatIsLogical decDoubleIsLogical #define decFloatIsNaN decDoubleIsNaN #define decFloatIsNegative decDoubleIsNegative #define decFloatIsNormal decDoubleIsNormal #define decFloatIsPositive decDoubleIsPositive #define decFloatIsSignaling decDoubleIsSignaling #define decFloatIsSignalling decDoubleIsSignalling #define decFloatIsSigned decDoubleIsSigned #define decFloatIsSubnormal decDoubleIsSubnormal #define decFloatIsZero decDoubleIsZero #define decFloatRadix decDoubleRadix #define decFloatSameQuantum decDoubleSameQuantum #define decFloatVersion decDoubleVersion #include "decNumberLocal.h" // local includes (need DECPMAX) #include "decCommon.c" // non-arithmetic decFloat routines #include "decBasic.c" // basic formats routines