[llvm] [LV, VP]VP intrinsics support for the Loop Vectorizer (PR #76172)

[Florian Hahn via llvm-commits]

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@@ -9414,6 +9475,52 @@ void VPReplicateRecipe::execute(VPTransformState &State) {
       State.ILV->scalarizeInstruction(UI, this, VPIteration(Part, Lane), State);
 }
 
+/// Creates either vp_store or vp_scatter intrinsics calls to represent
+/// predicated store/scatter.
+static Instruction *
+lowerStoreUsingVectorIntrinsics(IRBuilderBase &Builder, Value *Addr,
+                                Value *StoredVal, bool IsScatter, Value *Mask,
+                                Value *EVLPart, const Align &Alignment) {
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fhahn wrote:

dropping `Part` from `EVL` seem still pending (https://reviews.llvm.org/D99750?id=558054#inline-1551817)

https://github.com/llvm/llvm-project/pull/76172