2066   LockstepReverseIterator LRI(UnconditionalPreds);  in SinkCommonCodeFromPredecessors()  local
2067   while (LRI.isValid() &&  in SinkCommonCodeFromPredecessors()
2068          canSinkInstructions(*LRI, PHIOperands)) {  in SinkCommonCodeFromPredecessors()
2069     LLVM_DEBUG(dbgs() << "SINK: instruction can be sunk: " << *(*LRI)[0]  in SinkCommonCodeFromPredecessors()
2071     InstructionsToSink.insert((*LRI).begin(), (*LRI).end());  in SinkCommonCodeFromPredecessors()
2073     --LRI;  in SinkCommonCodeFromPredecessors()
2086     auto ProfitableToSinkInstruction = [&](LockstepReverseIterator &LRI) {  in SinkCommonCodeFromPredecessors()  argument
2088       for (auto *I : *LRI)  in SinkCommonCodeFromPredecessors()
2115     LRI.reset();  in SinkCommonCodeFromPredecessors()
2119       if (!ProfitableToSinkInstruction(LRI)) {  in SinkCommonCodeFromPredecessors()
2125       InstructionsProfitableToSink.insert((*LRI).begin(), (*LRI).end());  in SinkCommonCodeFromPredecessors()
2126       --LRI;  in SinkCommonCodeFromPredecessors()
2144           !ProfitableToSinkInstruction(LRI) &&  in SinkCommonCodeFromPredecessors()
2146       ++LRI;  in SinkCommonCodeFromPredecessors()
2153         for (auto *I : *LRI)  in SinkCommonCodeFromPredecessors()
2155         if (!ProfitableToSinkInstruction(LRI)) {  in SinkCommonCodeFromPredecessors()
2160         ++LRI;  in SinkCommonCodeFromPredecessors()
2179       LRI.reset();  in SinkCommonCodeFromPredecessors()
2183         if (!isSafeToSpeculativelyExecute((*LRI)[0])) {  in SinkCommonCodeFromPredecessors()
2187         --LRI;  in SinkCommonCodeFromPredecessors()
2223     LRI.reset();  in SinkCommonCodeFromPredecessors()