[Mlir-commits] [mlir] [MLIR][Vector] Add canonicalization for interleave/deinterleave chain (PR #196979)

[Artem Kroviakov]

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@@ -8346,6 +8346,46 @@ Value mlir::vector::selectPassthru(OpBuilder &builder, Value mask,
 // InterleaveOp
 //===----------------------------------------------------------------------===//
 
+namespace {
+
+/// This canonicalization folds the following round-trip identity:
+///  interleave(deinterleave(x).even, deinterleave(x).odd) -> x
+struct InterleaveDeinterleaveFolder : public OpRewritePattern<InterleaveOp> {
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akroviakov wrote:

Changed the comment description

https://github.com/llvm/llvm-project/pull/196979