52                                InstrSet &PHIsInCycle);
53     bool IsDeadPHICycle(MachineInstr *MI, InstrSet &PHIsInCycle);
86                                          InstrSet &PHIsInCycle) {  in IsSingleValuePHICycle()  argument
91   if (!PHIsInCycle.insert(MI))  in IsSingleValuePHICycle()
95   if (PHIsInCycle.size() == 16)  in IsSingleValuePHICycle()
115       if (!IsSingleValuePHICycle(SrcMI, SingleValReg, PHIsInCycle))  in IsSingleValuePHICycle()
129 bool OptimizePHIs::IsDeadPHICycle(MachineInstr *MI, InstrSet &PHIsInCycle) {  in IsDeadPHICycle()  argument
136   if (!PHIsInCycle.insert(MI))  in IsDeadPHICycle()
140   if (PHIsInCycle.size() == 16)  in IsDeadPHICycle()
146     if (!UseMI->isPHI() || !IsDeadPHICycle(UseMI, PHIsInCycle))  in IsDeadPHICycle()
165     InstrSet PHIsInCycle;  in OptimizeBB()  local
166     if (IsSingleValuePHICycle(MI, SingleValReg, PHIsInCycle) &&  in OptimizeBB()
176     PHIsInCycle.clear();  in OptimizeBB()
177     if (IsDeadPHICycle(MI, PHIsInCycle)) {  in OptimizeBB()
178       for (InstrSetIterator PI = PHIsInCycle.begin(), PE = PHIsInCycle.end();  in OptimizeBB()