SDValue(NewLoad.getNode(), 1));
}
- // Replace the all stores with the new store.
- for (unsigned i = 0; i < NumElem; ++i)
+ // Replace the all stores with the new store. Recursively remove
+ // corresponding value if its no longer used.
+ for (unsigned i = 0; i < NumElem; ++i) {
+ SDValue Val = StoreNodes[i].MemNode->getOperand(1);
CombineTo(StoreNodes[i].MemNode, NewStore);
+ if (Val.getNode()->use_empty())
+ recursivelyDeleteUnusedNodes(Val.getNode());
+ }
+
RV = true;
StoreNodes.erase(StoreNodes.begin(), StoreNodes.begin() + NumElem);
continue;