[llvm] [LV] Autovectorization for the all-in-one histogram intrinsic (PR #91458)

[Florian Hahn via llvm-commits]

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@@ -1517,6 +1518,35 @@ class VPWidenCallRecipe : public VPSingleDefRecipe {
 #endif
 };
 
+class VPHistogramRecipe : public VPRecipeBase {
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fhahn wrote:

doc comment missing?

https://github.com/llvm/llvm-project/pull/91458