[Mlir-commits] [mlir] [MLIR][XeGPU] Enhance the peephole optimization to remove the convert_layout after multi-reduction rewrite (PR #188849)

[Nishant Patel]

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@@ -442,6 +442,20 @@ class MultiRed2dOpPattern
     auto loc = reductionOp.getLoc();
     auto acc = reductionOp.getAcc();
 
+    // If the result is scalar after reduction, look for consumer
+    // convert_layout op and remove it. The layout propagation pass will
+    // re-install it properly after the decomposition.
+    Type resultType = reductionOp.getResult().getType();
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nbpatel wrote:

added

https://github.com/llvm/llvm-project/pull/188849