725   for (auto &KV : Roots) {  in collectPossibleRoots()  local
726     if (KV.first == 0)  in collectPossibleRoots()
728     if (KV.second->getNumUses() != NumBaseUses) {  in collectPossibleRoots()
731             KV.second->getNumUses() << "\n");  in collectPossibleRoots()
788   for (auto &KV : V) {  in findRootsBase()  local
790       DRS.BaseInst = KV.second;  in findRootsBase()
793       DRS.Roots.push_back(KV.second);  in findRootsBase()
794     } else if (V.find(KV.first - 1) != V.end()) {  in findRootsBase()
795       DRS.Roots.push_back(KV.second);  in findRootsBase()
799       DRS.BaseInst = KV.second;  in findRootsBase()
1036   for (auto &KV : Uses) {  in validate()  local
1037     if (KV.second.count() != 1 && !isIgnorableInst(KV.first)) {  in validate()
1039             << *KV.first << " (#uses=" << KV.second.count() << ")\n");  in validate()
1045     for (auto &KV : Uses) {  in validate()
1046       dbgs() << "LRR: " << KV.second.find_first() << "\t" << *KV.first << "\n";  in validate()
1291       for (auto &KV : Uses) {  in replace()  local
1292         if (KV.second.find_first() == 0)  in replace()
1293           KV.first->replaceUsesOfWith(DRS.BaseInst, NewIV);  in replace()