[llvm] [VPlan] Introduce recipes for VP loads and stores. (PR #87816)

[via llvm-commits]

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@@ -47,9 +47,8 @@ bool VPRecipeBase::mayWriteToMemory() const {
   switch (getVPDefID()) {
   case VPInterleaveSC:
     return cast<VPInterleaveRecipe>(this)->getNumStoreOperands() > 0;
-  case VPWidenMemoryInstructionSC: {
-    return cast<VPWidenMemoryInstructionRecipe>(this)->isStore();
-  }
+  case VPWidenStoreSC:
+    return true;
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ayalz wrote:

Add VP variant?

https://github.com/llvm/llvm-project/pull/87816