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

[via llvm-commits]

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@@ -155,12 +155,13 @@ bool VPRecipeBase::mayHaveSideEffects() const {
   }
   case VPInterleaveSC:
     return mayWriteToMemory();
-  case VPWidenMemoryInstructionSC:
-    assert(cast<VPWidenMemoryInstructionRecipe>(this)
-                   ->getIngredient()
-                   .mayHaveSideEffects() == mayWriteToMemory() &&
-           "mayHaveSideffects result for ingredient differs from this "
-           "implementation");
+  case VPWidenLoadSC:
+  case VPWidenStoreSC:
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ayalz wrote:

Add VP variants?

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