[Mlir-commits] [mlir] [vector][mlir] Canonicalize to shape_cast where possible (PR #140583)

[James Newling]

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@@ -6009,22 +6059,6 @@ class ShapeCastBroadcastFolder final : public OpRewritePattern<ShapeCastOp> {
     auto srcVectorType = dyn_cast<VectorType>(broadcastOp.getSourceType());
     bool srcIsScalar = !srcVectorType;
 
-    // Replace Y = ShapeCast(Broadcast(X)) with Y = ShapeCast(X).
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newling wrote:

Author note: I've removed this, as now it happens in 2 steps during canonicalization. The first converts the Broadcast to a ShapeCast. The second combines the 2 ShapeCasts. 

https://github.com/llvm/llvm-project/pull/140583