[clang] [llvm] [mlir] Move several vector intrinsics out of experimental namespace (PR #88748)

[Maciej Gabka via cfe-commits]

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@@ -0,0 +1,46 @@
+; RUN: opt -S < %s | FileCheck %s
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mgabka wrote:

I would prefer to keep it, as this is checking it the auto upgrade triggers when we have IR->IR transformation, while the other RUN line is about IR->bitcode->IR flow, and they could use same functionality but from user perspective these are different use cases in my opinion.

https://github.com/llvm/llvm-project/pull/88748