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

[Florian Hahn via llvm-commits]

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@@ -1805,6 +1805,9 @@ class VPWidenIntOrFpInductionRecipe : public VPWidenInductionRecipe {
              VPSlotTracker &SlotTracker) const override;
 #endif
 
+  /// Update the step value of the recipe.
+  void setStepValue(VPValue *V) { setOperand(1, V); }
+
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fhahn wrote:

can you move this to `VPWidenInductionRecipe`, after `getStepValue?

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