3273   TopCand.SU = nullptr;  in initialize()
3711   if (!TopCand.isValid() || TopCand.SU->isScheduled ||  in pickNodeBidirectional()
3712       TopCand.Policy != TopPolicy) {  in pickNodeBidirectional()
3713     TopCand.reset(CandPolicy());  in pickNodeBidirectional()
3714     pickNodeFromQueue(Top, TopPolicy, DAG->getTopRPTracker(), TopCand);  in pickNodeBidirectional()
3715     assert(TopCand.Reason != NoCand && "failed to find the first candidate");  in pickNodeBidirectional()
3717     LLVM_DEBUG(traceCandidate(TopCand));  in pickNodeBidirectional()
3723       assert(TCand.SU == TopCand.SU &&  in pickNodeBidirectional()
3731   assert(TopCand.isValid());  in pickNodeBidirectional()
3733   TopCand.Reason = NoCand;  in pickNodeBidirectional()
3734   if (tryCandidate(Cand, TopCand, nullptr)) {  in pickNodeBidirectional()
3735     Cand.setBest(TopCand);  in pickNodeBidirectional()
3757         TopCand.reset(NoPolicy);  in pickNode()
3758         pickNodeFromQueue(Top, NoPolicy, DAG->getTopRPTracker(), TopCand);  in pickNode()
3759         assert(TopCand.Reason != NoCand && "failed to find a candidate");  in pickNode()
3760         tracePick(TopCand);  in pickNode()
3761         SU = TopCand.SU;  in pickNode()
4041   if (!TopCand.isValid() || TopCand.SU->isScheduled ||  in pickNodeBidirectional()
4042       TopCand.Policy != TopPolicy) {  in pickNodeBidirectional()
4043     TopCand.reset(CandPolicy());  in pickNodeBidirectional()
4044     pickNodeFromQueue(Top, TopCand);  in pickNodeBidirectional()
4045     assert(TopCand.Reason != NoCand && "failed to find the first candidate");  in pickNodeBidirectional()
4047     LLVM_DEBUG(traceCandidate(TopCand));  in pickNodeBidirectional()
4052       pickNodeFromQueue(Top, TopCand);  in pickNodeBidirectional()
4053       assert(TCand.SU == TopCand.SU &&  in pickNodeBidirectional()
4061   assert(TopCand.isValid());  in pickNodeBidirectional()
4063   TopCand.Reason = NoCand;  in pickNodeBidirectional()
4064   if (tryCandidate(Cand, TopCand)) {  in pickNodeBidirectional()
4065     Cand.setBest(TopCand);  in pickNodeBidirectional()
4105         TopCand.reset(NoPolicy);  in pickNode()
4108         setPolicy(TopCand.Policy, /*IsPostRA=*/true, Top, nullptr);  in pickNode()
4109         pickNodeFromQueue(Top, TopCand);  in pickNode()
4110         assert(TopCand.Reason != NoCand && "failed to find a candidate");  in pickNode()
4111         tracePick(TopCand);  in pickNode()
4112         SU = TopCand.SU;  in pickNode()