[llvm] [mlir][sparse] implementating stageSparseOpPass as an interface (PR #69022)

[Aart Bik via llvm-commits]

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@@ -197,9 +198,9 @@ def SparseTensor_ConvertOp : SparseTensor_Op<"convert",
   }];
 
   let extraClassDeclaration = [{
-     // Whether the convert can be done by a single step (either a sort or a foreach),
-     // or it would require a tmp buffer (sort, then foreach).
-     bool directConvertable();
+     // Whether the convert can be done by a single step or it would require
+     // an extra sort. Inherited from StageWithSortSparseOpInterface.
+     bool needExtraSort();
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aartbik wrote:

needsExtraSort() ?

https://github.com/llvm/llvm-project/pull/69022