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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [libdecnumber/] [decDouble.c] - Rev 283
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/* decDouble module for the decNumber C Library. Copyright (C) 2007, 2009 Free Software Foundation, Inc. Contributed by IBM Corporation. Author Mike Cowlishaw. This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. Under Section 7 of GPL version 3, you are granted additional permissions described in the GCC Runtime Library Exception, version 3.1, as published by the Free Software Foundation. You should have received a copy of the GNU General Public License and a copy of the GCC Runtime Library Exception along with this program; see the files COPYING3 and COPYING.RUNTIME respectively. If not, see <http://www.gnu.org/licenses/>. */ /* ------------------------------------------------------------------ */ /* decDouble.c -- decDouble operations module */ /* ------------------------------------------------------------------ */ /* 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 decFloatIsNaN decDoubleIsNaN #define decFloatIsNormal decDoubleIsNormal #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 */
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