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[Hexagon] Handle opaque pointers in vector combine

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This commit is contained in:
Krzysztof Parzyszek 2021-07-02 09:39:56 -05:00
parent faad37c262
commit 6444860d96
1 changed files with 9 additions and 6 deletions
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15
lib/Target/Hexagon/HexagonVectorCombine.cpp
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@ -440,12 +440,15 @@ auto AlignVectors::createAdjustedPointer(IRBuilder<> &Builder, Value *Ptr,
-> Value * {
// The adjustment is in bytes, but if it's a multiple of the type size,
// we don't need to do pointer casts.
Type *ElemTy = cast<PointerType>(Ptr->getType())->getElementType();
int ElemSize = HVC.getSizeOf(ElemTy);
if (Adjust % ElemSize == 0) {
Value *Tmp0 =
Builder.CreateGEP(ElemTy, Ptr, HVC.getConstInt(Adjust / ElemSize));
return Builder.CreatePointerCast(Tmp0, ValTy->getPointerTo());
auto *PtrTy = cast<PointerType>(Ptr->getType());
if (!PtrTy->isOpaque()) {
Type *ElemTy = PtrTy->getElementType();
int ElemSize = HVC.getSizeOf(ElemTy);
if (Adjust % ElemSize == 0) {
Value *Tmp0 =
Builder.CreateGEP(ElemTy, Ptr, HVC.getConstInt(Adjust / ElemSize));
return Builder.CreatePointerCast(Tmp0, ValTy->getPointerTo());
}
}
PointerType *CharPtrTy = Type::getInt8PtrTy(HVC.F.getContext());