Lines Matching refs:DefMI
647 MachineInstr *DefMI = MRI->getVRegDef(SrcReg);
652 if (isSafeToFoldImmIntoCopy(&MI, DefMI, TII, SMovOp, Imm)) {
725 MachineInstr *DefMI = MRI->getVRegDef(MO->getReg());
726 if (DefMI && TII->isFoldableCopy(*DefMI)) {
727 const MachineOperand &Def = DefMI->getOperand(0);
731 const MachineOperand &Copied = DefMI->getOperand(1);
815 MachineInstr *DefMI = MRI->getVRegDef(MI.getOperand(I).getReg());
816 if (DefMI && DefMI->isPHI())
817 PHIOperands.insert(DefMI);