[Mlir-commits] [mlir] [mlir][scf] Extend option to yield replacement for multiple results case (PR #93144)

[llvmlistbot at llvm.org]

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@@ -190,10 +190,14 @@ tileAndFuseProducerOfSlice(RewriterBase &rewriter,
 /// where `%0` had other uses as well. If not reconstructed from within the loop
 /// body, uses of `%0` could not be replaced, making it still live and the
 /// fusion immaterial.
+///
+/// The @param `yieldResultNumber` decides which result would be yield. If not
+/// given, yield all `opResult` of fused producer.
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Yun-Fly wrote:

> and it should just early exit on empty?

I am afraid not. If so, it requires user pass non-empty `ArrayRef`, which may bring downstream impact. So, I prefer to yield all results on empty by default.

https://github.com/llvm/llvm-project/pull/93144