Subversion Repositories openrisc_2011-10-31

/* 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 */