// information. Adds appropriate casts where necessary to align element types
// of operands and result for `MatMulOp`.
class LowerSparseMatMulOp : public RewritePattern {
 public:
  explicit LowerSparseMatMulOp(MLIRContext *context)
      : RewritePattern(
            SparseMatMulOp::getOperationName(), 1, context,
            {CastOp::getOperationName(), MatMulOp::getOperationName()}) {}