68     void findReturns(MachineBasicBlock *MBB,
71     bool cyclesUntilReturn(MachineBasicBlock *MBB,
74     void addPadding(MachineBasicBlock *MBB,
121   MachineBasicBlock *MBB;  in runOnMachineFunction()  local
127     MBB = I->first;  in runOnMachineFunction()
133       assert(MBB->size() > 0 &&  in runOnMachineFunction()
135       MachineBasicBlock::iterator ReturnLoc = --MBB->end();  in runOnMachineFunction()
142       addPadding(MBB, ReturnLoc, Threshold - Cycles);  in runOnMachineFunction()
153 void PadShortFunc::findReturns(MachineBasicBlock *MBB, unsigned int Cycles) {  in findReturns()  argument
155   bool hasReturn = cyclesUntilReturn(MBB, Cycles);  in findReturns()
160     ReturnBBs[MBB] = std::max(ReturnBBs[MBB], Cycles);  in findReturns()
165   for (MachineBasicBlock::succ_iterator I = MBB->succ_begin();  in findReturns()
166        I != MBB->succ_end(); ++I) {  in findReturns()
167     if (*I == MBB)  in findReturns()
177 bool PadShortFunc::cyclesUntilReturn(MachineBasicBlock *MBB,  in cyclesUntilReturn()  argument
181     = VisitedBBs.find(MBB);  in cyclesUntilReturn()
190   for (MachineInstr &MI : *MBB) {  in cyclesUntilReturn()
195       VisitedBBs[MBB] = VisitedBBInfo(true, CyclesToEnd);  in cyclesUntilReturn()
203   VisitedBBs[MBB] = VisitedBBInfo(false, CyclesToEnd);  in cyclesUntilReturn()
210 void PadShortFunc::addPadding(MachineBasicBlock *MBB,  in addPadding()  argument
216     BuildMI(*MBB, MBBI, DL, TII->get(X86::NOOP));  in addPadding()
217     BuildMI(*MBB, MBBI, DL, TII->get(X86::NOOP));  in addPadding()