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Bug fix in TargetData::getIndexedOffset(): handle struct offset
after array offset correctly. The type was not being updated for array offsets! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3246 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -153,12 +153,10 @@ unsigned char TargetData::getTypeAlignment(const Type *Ty) const {
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uint64_t TargetData::getIndexedOffset(const Type *ptrTy,
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const std::vector<Value*> &Idx) const {
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const PointerType *PtrTy = cast<const PointerType>(ptrTy);
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const Type *Ty = ptrTy;
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assert(isa<PointerType>(Ty) && "Illegal argument for getIndexedOffset()");
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uint64_t Result = 0;
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// Get the type pointed to...
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const Type *Ty = PtrTy->getElementType();
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for (unsigned CurIDX = 0; CurIDX < Idx.size(); ++CurIDX) {
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if (Idx[CurIDX]->getType() == Type::UIntTy) {
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// Get the array index and the size of each array element.
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@ -167,6 +165,9 @@ uint64_t TargetData::getIndexedOffset(const Type *ptrTy,
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uint64_t elementSize = this->getTypeSize(Ty);
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Result += arrayIdx * elementSize;
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// Update Ty to refer to current element
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Ty = cast<SequentialType>(Ty)->getElementType();
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} else if (const StructType *STy = dyn_cast<const StructType>(Ty)) {
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assert(Idx[CurIDX]->getType() == Type::UByteTy && "Illegal struct idx");
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unsigned FieldNo = cast<ConstantUInt>(Idx[CurIDX])->getValue();
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