================
@@ -180,6 +180,19 @@ llvm::Type *CodeGenTypes::convertTypeForLoadStore(QualType
T,
return llvm::IntegerType::get(getLLVMContext(),
(unsigned)Context.getTypeSize(T));
+ if (T->isConstantMatrixBoolType()) {
+ // Matrices are loaded and stored atomically as vectors. Therefore we
+ // construct a FixedVectorType here instead of returning
+ // ConvertTypeForMem(T) which would return an ArrayType instead.
+ const Type *Ty = Context.getCanonicalType(T).getTypePtr();
+ const ConstantMatrixType *MT = cast<ConstantMatrixType>(Ty);
+ llvm::Type *IRElemTy = ConvertType(MT->getElementType());
+ if (Context.getLangOpts().HLSL && T->isConstantMatrixBoolType())
+ IRElemTy = ConvertTypeForMem(Context.BoolTy);
+ return llvm::FixedVectorType::get(IRElemTy,
+ MT->getNumRows() * MT->getNumColumns());
----------------
farzonl wrote:
there is an flattened getter you can use so you don't have to do this
multiplication.
```suggestion
MT->getNumElementsFlattened());
```
https://github.com/llvm/llvm-project/pull/175245
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