[llvm] [SLP] More OOP to simplify vectorizeStores() (NFC) (PR #134605)

[Alexey Bataev via llvm-commits]

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@@ -20341,9 +20341,15 @@ namespace {
 /// A group of stores that we'll try to bundle together using vector ops.
 /// They are ordered using the signed distance of their address operand to the
 /// address of this group's BaseInstr.
-struct RelatedStoreInsts {
-  RelatedStoreInsts(unsigned BaseInstrIdx) { reset(BaseInstrIdx); }
+class RelatedStoreInsts {
+public:
+  RelatedStoreInsts(unsigned BaseInstrIdx, ArrayRef<StoreInst *> AllStores)
+      : AllStores(AllStores) {
+    reset(BaseInstrIdx);
+  }
+
   void reset(unsigned NewBaseInstr) {
+    assert(NewBaseInstr < AllStores.size());
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alexey-bataev wrote:

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https://github.com/llvm/llvm-project/pull/134605