diff options
Diffstat (limited to 'lib/VMCore/ConstantFold.cpp')
| -rw-r--r-- | lib/VMCore/ConstantFold.cpp | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/lib/VMCore/ConstantFold.cpp b/lib/VMCore/ConstantFold.cpp index 2e78bc9062..97f760ff8a 100644 --- a/lib/VMCore/ConstantFold.cpp +++ b/lib/VMCore/ConstantFold.cpp @@ -66,16 +66,16 @@ static Constant *CastConstantVector(ConstantVector *CV, assert(DstEltTy->isFloatingPoint()); if (DstEltTy->getTypeID() == Type::DoubleTyID) { for (unsigned i = 0; i != SrcNumElts; ++i) { - double V = - BitsToDouble(cast<ConstantInt>(CV->getOperand(i))->getZExtValue()); + ConstantInt *CI = cast<ConstantInt>(CV->getOperand(i)); + double V = CI->getValue().bitsToDouble(); Result.push_back(ConstantFP::get(Type::DoubleTy, V)); } return ConstantVector::get(Result); } assert(DstEltTy == Type::FloatTy && "Unknown fp type!"); for (unsigned i = 0; i != SrcNumElts; ++i) { - float V = - BitsToFloat(cast<ConstantInt>(CV->getOperand(i))->getZExtValue()); + ConstantInt *CI = cast<ConstantInt>(CV->getOperand(i)); + float V = CI->getValue().bitsToFloat(); Result.push_back(ConstantFP::get(Type::FloatTy, V)); } return ConstantVector::get(Result); @@ -304,9 +304,9 @@ Constant *llvm::ConstantFoldCastInstruction(unsigned opc, const Constant *V, if (DestTy->isFloatingPoint()) { if (DestTy == Type::FloatTy) - return ConstantFP::get(DestTy, BitsToFloat(CI->getZExtValue())); + return ConstantFP::get(DestTy, CI->getValue().bitsToFloat()); assert(DestTy == Type::DoubleTy && "Unknown FP type!"); - return ConstantFP::get(DestTy, BitsToDouble(CI->getZExtValue())); + return ConstantFP::get(DestTy, CI->getValue().bitsToDouble()); } // Otherwise, can't fold this (packed?) return 0; @@ -316,10 +316,12 @@ Constant *llvm::ConstantFoldCastInstruction(unsigned opc, const Constant *V, if (const ConstantFP *FP = dyn_cast<ConstantFP>(V)) { // FP -> Integral. if (DestTy == Type::Int32Ty) { - return ConstantInt::get(DestTy, FloatToBits(FP->getValue())); + APInt Val(32, 0); + return ConstantInt::get(Val.floatToBits(FP->getValue())); } else { assert(DestTy == Type::Int64Ty && "only support f32/f64 for now!"); - return ConstantInt::get(DestTy, DoubleToBits(FP->getValue())); + APInt Val(64, 0); + return ConstantInt::get(Val.doubleToBits(FP->getValue())); } } return 0; |