[llvm] [LV] Optimize VPWidenIntOrFpInductionRecipe for known TC (PR #118828)

[Florian Hahn via llvm-commits]

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@@ -0,0 +1,1006 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
+; RUN: opt -p loop-vectorize -force-vector-width=8 -prefer-predicate-over-epilogue=predicate-dont-vectorize -S %s | FileCheck %s
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fhahn wrote:

Do we need VF=8 here or could we also choose 2, to get more compact IR?

https://github.com/llvm/llvm-project/pull/118828