return C;
}
+Constant *ConstantFP::getNaN(Type *Ty, bool Negative, unsigned Type) {
+ const fltSemantics &Semantics = *TypeToFloatSemantics(Ty->getScalarType());
+ APFloat NaN = APFloat::getNaN(Semantics, Negative, Type);
+ Constant *C = get(Ty->getContext(), NaN);
+
+ if (VectorType *VTy = dyn_cast<VectorType>(Ty))
+ return ConstantVector::getSplat(VTy->getNumElements(), C);
+
+ return C;
+}
+
Constant *ConstantFP::getNegativeZero(Type *Ty) {
const fltSemantics &Semantics = *TypeToFloatSemantics(Ty->getScalarType());
APFloat NegZero = APFloat::getZero(Semantics, /*Negative=*/true);
Constant *ConstantExpr::getGetElementPtr(Type *Ty, Constant *C,
ArrayRef<Value *> Idxs, bool InBounds,
Type *OnlyIfReducedTy) {
- if (Constant *FC = ConstantFoldGetElementPtr(C, InBounds, Idxs))
- return FC; // Fold a few common cases.
-
if (!Ty)
Ty = cast<PointerType>(C->getType()->getScalarType())->getElementType();
else
- assert(Ty ==
- cast<PointerType>(C->getType()->getScalarType())->getElementType());
+ assert(
+ Ty ==
+ cast<PointerType>(C->getType()->getScalarType())->getContainedType(0u));
+
+ if (Constant *FC = ConstantFoldGetElementPtr(Ty, C, InBounds, Idxs))
+ return FC; // Fold a few common cases.
+
// Get the result type of the getelementptr!
Type *DestTy = GetElementPtrInst::getIndexedType(Ty, Idxs);
assert(DestTy && "GEP indices invalid!");
ArgVec.push_back(cast<Constant>(Idxs[i]));
}
const ConstantExprKeyType Key(Instruction::GetElementPtr, ArgVec, 0,
- InBounds ? GEPOperator::IsInBounds : 0);
+ InBounds ? GEPOperator::IsInBounds : 0, None,
+ Ty);
LLVMContextImpl *pImpl = C->getContext().pImpl;
return pImpl->ExprConstants.getOrCreate(ReqTy, Key);
return Instruction::getOpcodeName(getOpcode());
}
-
-
-GetElementPtrConstantExpr::
-GetElementPtrConstantExpr(Constant *C, ArrayRef<Constant*> IdxList,
- Type *DestTy)
- : ConstantExpr(DestTy, Instruction::GetElementPtr,
- OperandTraits<GetElementPtrConstantExpr>::op_end(this)
- - (IdxList.size()+1), IdxList.size()+1) {
- OperandList[0] = C;
+GetElementPtrConstantExpr::GetElementPtrConstantExpr(
+ Type *SrcElementTy, Constant *C, ArrayRef<Constant *> IdxList, Type *DestTy)
+ : ConstantExpr(DestTy, Instruction::GetElementPtr,
+ OperandTraits<GetElementPtrConstantExpr>::op_end(this) -
+ (IdxList.size() + 1),
+ IdxList.size() + 1),
+ SrcElementTy(SrcElementTy) {
+ Op<0>() = C;
+ Use *OperandList = getOperandList();
for (unsigned i = 0, E = IdxList.size(); i != E; ++i)
OperandList[i+1] = IdxList[i];
}
+Type *GetElementPtrConstantExpr::getSourceElementType() const {
+ return SrcElementTy;
+}
+
//===----------------------------------------------------------------------===//
// ConstantData* implementations
// Keep track of whether all the values in the array are "ToC".
bool AllSame = true;
+ Use *OperandList = getOperandList();
for (Use *O = OperandList, *E = OperandList+getNumOperands(); O != E; ++O) {
Constant *Val = cast<Constant>(O->get());
if (Val == From) {
assert(isa<Constant>(To) && "Cannot make Constant refer to non-constant!");
Constant *ToC = cast<Constant>(To);
+ Use *OperandList = getOperandList();
unsigned OperandToUpdate = U-OperandList;
assert(getOperand(OperandToUpdate) == From && "ReplaceAllUsesWith broken!");
}
// Update to the new value.
+ Use *OperandList = getOperandList();
if (Constant *C = getContext().pImpl->VectorConstants.replaceOperandsInPlace(
Values, this, From, ToC, NumUpdated, U - OperandList))
replaceUsesOfWithOnConstantImpl(C);
}
// Update to the new value.
+ Use *OperandList = getOperandList();
if (Constant *C = getContext().pImpl->ExprConstants.replaceOperandsInPlace(
NewOps, this, From, To, NumUpdated, U - OperandList))
replaceUsesOfWithOnConstantImpl(C);