[Mlir-commits] [mlir] [mlir][tensor] Enhance pack/unpack simplification for identity outer_dims_perm cases. (PR #77409)

[lorenzo chelini]

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@@ -213,6 +213,14 @@ mlir::invertPermutationVector(ArrayRef<int64_t> permutation) {
   return inversion;
 }
 
+bool mlir::isIdentityPermutation(ArrayRef<int64_t> permutation) {
+  int n = permutation.size();
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chelini wrote:

Let's use int64_t to keep the type consistent with the element types in permutation.

https://github.com/llvm/llvm-project/pull/77409