60     void pushStack(MachineInstr *MI);
61     MachineInstr *getAccDefMI(MachineInstr *MI) const;
62     unsigned getDefReg(MachineInstr *MI) const;
63     bool hasRAWHazard(unsigned Reg, MachineInstr *MI) const;
64     bool FindMLxHazard(MachineInstr *MI);
65     void ExpandFPMLxInstruction(MachineBasicBlock &MBB, MachineInstr *MI,
78 void MLxExpansion::pushStack(MachineInstr *MI) {  in pushStack()  argument
79   LastMIs[MIIdx] = MI;  in pushStack()
84 MachineInstr *MLxExpansion::getAccDefMI(MachineInstr *MI) const {  in getAccDefMI()
87   unsigned Reg = MI->getOperand(1).getReg();  in getAccDefMI()
91   MachineBasicBlock *MBB = MI->getParent();  in getAccDefMI()
114 unsigned MLxExpansion::getDefReg(MachineInstr *MI) const {  in getDefReg()
115   unsigned Reg = MI->getOperand(0).getReg();  in getDefReg()
120   MachineBasicBlock *MBB = MI->getParent();  in getDefReg()
138 bool MLxExpansion::hasRAWHazard(unsigned Reg, MachineInstr *MI) const {  in hasRAWHazard()
140   const MCInstrDesc &MCID = MI->getDesc();  in hasRAWHazard()
142   if (MI->mayStore())  in hasRAWHazard()
148     return MI->readsRegister(Reg, TRI);  in hasRAWHazard()
153 bool MLxExpansion::FindMLxHazard(MachineInstr *MI) {  in FindMLxHazard()  argument
160   MachineInstr *DefMI = getAccDefMI(MI);  in FindMLxHazard()
174   if (IgnoreStall.count(MI))  in FindMLxHazard()
196     if (i <= Limit2 && hasRAWHazard(getDefReg(MI), NextMI))  in FindMLxHazard()
206 MLxExpansion::ExpandFPMLxInstruction(MachineBasicBlock &MBB, MachineInstr *MI,  in ExpandFPMLxInstruction()  argument
209   unsigned DstReg = MI->getOperand(0).getReg();  in ExpandFPMLxInstruction()
210   bool DstDead = MI->getOperand(0).isDead();  in ExpandFPMLxInstruction()
211   unsigned AccReg = MI->getOperand(1).getReg();  in ExpandFPMLxInstruction()
212   unsigned Src1Reg = MI->getOperand(2).getReg();  in ExpandFPMLxInstruction()
213   unsigned Src2Reg = MI->getOperand(3).getReg();  in ExpandFPMLxInstruction()
214   bool Src1Kill = MI->getOperand(2).isKill();  in ExpandFPMLxInstruction()
215   bool Src2Kill = MI->getOperand(3).isKill();  in ExpandFPMLxInstruction()
216   unsigned LaneImm = HasLane ? MI->getOperand(4).getImm() : 0;  in ExpandFPMLxInstruction()
218   ARMCC::CondCodes Pred = (ARMCC::CondCodes)MI->getOperand(NextOp).getImm();  in ExpandFPMLxInstruction()
219   unsigned PredReg = MI->getOperand(++NextOp).getReg();  in ExpandFPMLxInstruction()
225   MachineInstrBuilder MIB = BuildMI(MBB, MI, MI->getDebugLoc(), MCID1, TmpReg)  in ExpandFPMLxInstruction()
232   MIB = BuildMI(MBB, MI, MI->getDebugLoc(), MCID2)  in ExpandFPMLxInstruction()
245       dbgs() << "Expanding: " << *MI;  in ExpandFPMLxInstruction()
247       MachineBasicBlock::iterator MII = MI;  in ExpandFPMLxInstruction()
256   MI->eraseFromParent();  in ExpandFPMLxInstruction()
269     MachineInstr *MI = &*MII;  in ExpandFPMLxInstructions()  local
271     if (MI->isLabel() || MI->isImplicitDef() || MI->isCopy()) {  in ExpandFPMLxInstructions()
276     const MCInstrDesc &MCID = MI->getDesc();  in ExpandFPMLxInstructions()
277     if (MI->isBarrier()) {  in ExpandFPMLxInstructions()
296           !FindMLxHazard(MI))  in ExpandFPMLxInstructions()
297         pushStack(MI);  in ExpandFPMLxInstructions()
299         ExpandFPMLxInstruction(MBB, MI, MulOpc, AddSubOpc, NegAcc, HasLane);  in ExpandFPMLxInstructions()