* src-release (GDB_SUPPORT_DIRS): Add libdecnumber.

* libdecnumber: New directory, imported from GCC.

libdecnumber/decDoubleSymbols.h

@@ -0,0 +1,84 @@
+#if !defined(DECDOUBLESYMBOLS)
+#define DECDOUBLESYMBOLS
+
+#ifdef IN_LIBGCC2
+#define decDoubleAbs __decDoubleAbs
+#define decDoubleAdd __decDoubleAdd
+#define decDoubleAnd __decDoubleAnd
+#define decDoubleCanonical __decDoubleCanonical
+#define decDoubleClass __decDoubleClass
+#define decDoubleClassString __decDoubleClassString
+#define decDoubleCompare __decDoubleCompare
+#define decDoubleCompareSignal __decDoubleCompareSignal
+#define decDoubleCompareTotal __decDoubleCompareTotal
+#define decDoubleCompareTotalMag __decDoubleCompareTotalMag
+#define decDoubleCopy __decDoubleCopy
+#define decDoubleCopyAbs __decDoubleCopyAbs
+#define decDoubleCopyNegate __decDoubleCopyNegate
+#define decDoubleCopySign __decDoubleCopySign
+#define decDoubleDigits __decDoubleDigits
+#define decDoubleDivide __decDoubleDivide
+#define decDoubleDivideInteger __decDoubleDivideInteger
+#define decDoubleFMA __decDoubleFMA
+#define decDoubleFromBCD __decDoubleFromBCD
+#define decDoubleFromInt32 __decDoubleFromInt32
+#define decDoubleFromPacked __decDoubleFromPacked
+#define decDoubleFromString __decDoubleFromString
+#define decDoubleFromUInt32 __decDoubleFromUInt32
+#define decDoubleFromWider __decDoubleFromWider
+#define decDoubleGetCoefficient __decDoubleGetCoefficient
+#define decDoubleGetExponent __decDoubleGetExponent
+#define decDoubleInvert __decDoubleInvert
+#define decDoubleIsCanonical __decDoubleIsCanonical
+#define decDoubleIsFinite __decDoubleIsFinite
+#define decDoubleIsInfinite __decDoubleIsInfinite
+#define decDoubleIsInteger __decDoubleIsInteger
+#define decDoubleIsNaN __decDoubleIsNaN
+#define decDoubleIsNormal __decDoubleIsNormal
+#define decDoubleIsSignaling __decDoubleIsSignaling
+#define decDoubleIsSignalling __decDoubleIsSignalling
+#define decDoubleIsSigned __decDoubleIsSigned
+#define decDoubleIsSubnormal __decDoubleIsSubnormal
+#define decDoubleIsZero __decDoubleIsZero
+#define decDoubleLogB __decDoubleLogB
+#define decDoubleMax __decDoubleMax
+#define decDoubleMaxMag __decDoubleMaxMag
+#define decDoubleMin __decDoubleMin
+#define decDoubleMinMag __decDoubleMinMag
+#define decDoubleMinus __decDoubleMinus
+#define decDoubleMultiply __decDoubleMultiply
+#define decDoubleNextMinus __decDoubleNextMinus
+#define decDoubleNextPlus __decDoubleNextPlus
+#define decDoubleNextToward __decDoubleNextToward
+#define decDoubleOr __decDoubleOr
+#define decDoublePlus __decDoublePlus
+#define decDoubleQuantize __decDoubleQuantize
+#define decDoubleRadix __decDoubleRadix
+#define decDoubleReduce __decDoubleReduce
+#define decDoubleRemainder __decDoubleRemainder
+#define decDoubleRemainderNear __decDoubleRemainderNear
+#define decDoubleRotate __decDoubleRotate
+#define decDoubleSameQuantum __decDoubleSameQuantum
+#define decDoubleScaleB __decDoubleScaleB
+#define decDoubleSetCoefficient __decDoubleSetCoefficient
+#define decDoubleSetExponent __decDoubleSetExponent
+#define decDoubleShift __decDoubleShift
+#define decDoubleShow __decDoubleShow
+#define decDoubleSubtract __decDoubleSubtract
+#define decDoubleToBCD __decDoubleToBCD
+#define decDoubleToEngString __decDoubleToEngString
+#define decDoubleToInt32 __decDoubleToInt32
+#define decDoubleToInt32Exact __decDoubleToInt32Exact
+#define decDoubleToIntegralExact __decDoubleToIntegralExact
+#define decDoubleToIntegralValue __decDoubleToIntegralValue
+#define decDoubleToPacked __decDoubleToPacked
+#define decDoubleToString __decDoubleToString
+#define decDoubleToUInt32 __decDoubleToUInt32
+#define decDoubleToUInt32Exact __decDoubleToUInt32Exact
+#define decDoubleToWider __decDoubleToWider
+#define decDoubleVersion __decDoubleVersion
+#define decDoubleXor __decDoubleXor
+#define decDoubleZero __decDoubleZero
+#endif
+
+#endif