junrushao commented on code in PR #12875:
URL: https://github.com/apache/tvm/pull/12875#discussion_r977974861
##########
include/tvm/tir/function.h:
##########
@@ -233,10 +233,13 @@ class TensorIntrin : public ObjectRef {
/*!
* \brief Look up TensorIntrin by name. Raises an exception if not found.
* \param name The name of the TensorIntrin.
+ * \param allow_missing Whether to allow missing tensor intrin. If false, an
exception is raised
+ * if the tensor intrin is not found.
* \return The TensorIntrin with the specified name.
- * \throws This method throws an exception if the TensorIntrin does not
exist.
+ * \throws This method throws an exception if the TensorIntrin does not
exist and allow_missing is
+ * false.
*/
- TVM_DLL static TensorIntrin Get(String name);
+ TVM_DLL static TensorIntrin Get(String name, bool allow_missing = false);
Review Comment:
```suggestion
TVM_DLL static Optional<TensorIntrin> Get(String name, bool allow_missing
= false);
```
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