lib/CodeGen/ScheduleDAGInstrs.cpp

1061   /// During visitPostorderNode the Node's SubtreeID is assigned to the Node
1062   /// ID. Later, SubtreeID is updated but remains valid.
1064     return R.DFSNodeData[SU->NodeNum].SubtreeID
1081     R.DFSNodeData[SU->NodeNum].SubtreeID = SU->NodeNum;
1100       if (R.DFSNodeData[PredNum].SubtreeID == PredNum) {
1154       R.DFSNodeData[Idx].SubtreeID = SubtreeClasses[Idx];
1156             << R.DFSNodeData[Idx].SubtreeID << '\n');
1181     if (R.DFSNodeData[PredNum].SubtreeID != PredNum)
1196     R.DFSNodeData[PredNum].SubtreeID = Succ->NodeNum;
1306 /// The root of the given SubtreeID was just scheduled. For all subtrees
1309 void SchedDFSResult::scheduleTree(unsigned SubtreeID) {
1311          I = SubtreeConnections[SubtreeID].begin(),
1312          E = SubtreeConnections[SubtreeID].end(); I != E; ++I) {