[llvm] [mlir][bufferization] Generalize tensor slice rules to subset ops (PR #65619)

[Martin Erhart via llvm-commits]

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@@ -1172,6 +1107,11 @@ void mlir::tensor::registerBufferizableOpInterfaceExternalModels(
     ReshapeOp::attachInterface<ReshapeOpInterface>(*ctx);
     SplatOp::attachInterface<SplatOpInterface>(*ctx);
 
+    // SubsetOpInterface models.
+    InsertSliceOp::attachInterface<InsertSliceOpSubsetOpInterface>(*ctx);
+    ParallelInsertSliceOp::attachInterface<
+        ParallelInsertSliceOpSubsetOpInterface>(*ctx);
+
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maerhart wrote:

What's the rationale that this interface is not implemented in its own `SubsetOpInterfaceImpl.cpp` and registered in a separate `registerSubsetOpInterfaceExternalModels`?

https://github.com/llvm/llvm-project/pull/65619