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

[Alexey Bataev via llvm-commits]

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@@ -9603,6 +9567,48 @@ void VPWidenStoreRecipe::execute(VPTransformState &State) {
   }
 }
 
+void VPWidenVPStoreRecipe::execute(VPTransformState &State) {
+  assert(State.UF == 1 && "Expected only UF == 1 when vectorizing with "
+                          "explicit vector length.");
+  // FIXME: Support reverse loading after vp_reverse is added.
+  assert(!isReverse() && "Reverse store are not implemented yet.");
+
+  auto *SI = cast<StoreInst>(&Ingredient);
+
+  VPValue *StoredValue = getStoredValue();
+  bool CreateScatter = !isConsecutive();
+  const Align Alignment = getLoadStoreAlignment(&Ingredient);
+
+  auto &Builder = State.Builder;
+  State.setDebugLocFrom(getDebugLoc());
+
+  for (unsigned Part = 0; Part < State.UF; ++Part) {
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alexey-bataev wrote:

Same here

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