[llvm] [LoopVectorize] Generate wide active lane masks (PR #147535)

[Kerry McLaughlin via llvm-commits]

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@@ -958,6 +958,10 @@ class LLVM_ABI_FOR_TEST VPInstruction : public VPRecipeWithIRFlags,
     Not,
     SLPLoad,
     SLPStore,
+    // Creates an active lane mask used by predicated vector operations in
+    // the loop. Elements in the mask are active if the corrosponding element
+    // in the source (first op) are less than the counter, starting at index
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kmclaughlin-arm wrote:

Thanks @david-arm , my comment was incorrect.

https://github.com/llvm/llvm-project/pull/147535