Subversion Repositories openrisc_2011-10-31

/* decDouble module for the decNumber C Library.

   Copyright (C) 2007 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 2, or (at your option) any later

   version.

   In addition to the permissions in the GNU General Public License,

   the Free Software Foundation gives you unlimited permission to link

   the compiled version of this file into combinations with other

   programs, and to distribute those combinations without any

   restriction coming from the use of this file.  (The General Public

   License restrictions do apply in other respects; for example, they

   cover modification of the file, and distribution when not linked

   into a combine executable.)

   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.

   You should have received a copy of the GNU General Public License

   along with GCC; see the file COPYING.  If not, write to the Free

   Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA

   02110-1301, USA.  */

/* ------------------------------------------------------------------ */

/* 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 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 */

/* Below here will move to shared file as completed */