138     bool PhysRegDefsReach(MachineInstr *CSMI, MachineInstr *MI,
340 bool MachineCSE::PhysRegDefsReach(MachineInstr *CSMI, MachineInstr *MI,  in PhysRegDefsReach()  argument
348   const MachineBasicBlock *CSMBB = CSMI->getParent();  in PhysRegDefsReach()
364   MachineBasicBlock::const_iterator I = CSMI; I = std::next(I);  in PhysRegDefsReach()
592         MachineInstr *CSMI = Exps[CSVN];  in ProcessBlockCSE()  local
593         if (PhysRegDefsReach(CSMI, &MI, PhysRefs, PhysDefs, CrossMBBPhysDef))  in ProcessBlockCSE()
606     MachineInstr *CSMI = Exps[CSVN];  in ProcessBlockCSE()  local
608     LLVM_DEBUG(dbgs() << "*** Found a common subexpression: " << *CSMI);  in ProcessBlockCSE()
619     if (MI.isConvergent() && MI.getParent() != CSMI->getParent()) {  in ProcessBlockCSE()
636       Register NewReg = CSMI->getOperand(i).getReg();  in ProcessBlockCSE()
640       if (MO.isImplicit() && !MO.isDead() && CSMI->getOperand(i).isDead())  in ProcessBlockCSE()
656       if (!isProfitableToCSE(NewReg, OldReg, CSMI->getParent(), &MI)) {  in ProcessBlockCSE()
693         CSMI->getOperand(ImplicitDefToUpdate).setIsDead(false);  in ProcessBlockCSE()
696           CSMI->getOperand(PhysDef.first).setIsDead(false);  in ProcessBlockCSE()
708       if (CSMI->getParent() == MI.getParent()) {  in ProcessBlockCSE()
709         for (MachineBasicBlock::iterator II = CSMI, IE = &MI; II != IE; ++II)  in ProcessBlockCSE()