2245   LockstepReverseIterator LRI(UnconditionalPreds);  in SinkCommonCodeFromPredecessors()  local
2246   while (LRI.isValid() &&  in SinkCommonCodeFromPredecessors()
2247          canSinkInstructions(*LRI, PHIOperands)) {  in SinkCommonCodeFromPredecessors()
2248     LLVM_DEBUG(dbgs() << "SINK: instruction can be sunk: " << *(*LRI)[0]  in SinkCommonCodeFromPredecessors()
2250     InstructionsToSink.insert((*LRI).begin(), (*LRI).end());  in SinkCommonCodeFromPredecessors()
2252     --LRI;  in SinkCommonCodeFromPredecessors()
2265     auto ProfitableToSinkInstruction = [&](LockstepReverseIterator &LRI) {  in SinkCommonCodeFromPredecessors()  argument
2267       for (auto *I : *LRI)  in SinkCommonCodeFromPredecessors()
2294     LRI.reset();  in SinkCommonCodeFromPredecessors()
2298       if (!ProfitableToSinkInstruction(LRI)) {  in SinkCommonCodeFromPredecessors()
2304       InstructionsProfitableToSink.insert((*LRI).begin(), (*LRI).end());  in SinkCommonCodeFromPredecessors()
2305       --LRI;  in SinkCommonCodeFromPredecessors()
2323           !ProfitableToSinkInstruction(LRI) &&  in SinkCommonCodeFromPredecessors()
2325       ++LRI;  in SinkCommonCodeFromPredecessors()
2332         for (auto *I : *LRI)  in SinkCommonCodeFromPredecessors()
2334         if (!ProfitableToSinkInstruction(LRI)) {  in SinkCommonCodeFromPredecessors()
2339         ++LRI;  in SinkCommonCodeFromPredecessors()
2358       LRI.reset();  in SinkCommonCodeFromPredecessors()
2362         if (!isSafeToSpeculativelyExecute((*LRI)[0])) {  in SinkCommonCodeFromPredecessors()
2366         --LRI;  in SinkCommonCodeFromPredecessors()
2402     LRI.reset();  in SinkCommonCodeFromPredecessors()