Lines Matching defs:SrcMI

130     MachineInstr *SrcMI = MRI->getVRegDef(SrcReg);
133     if (SrcMI && SrcMI->isCopy() && !SrcMI->getOperand(0).getSubReg() &&
134         !SrcMI->getOperand(1).getSubReg() &&
135         SrcMI->getOperand(1).getReg().isVirtual()) {
136       SrcReg = SrcMI->getOperand(1).getReg();
137       SrcMI = MRI->getVRegDef(SrcReg);
139     if (!SrcMI)
142     if (SrcMI->isPHI()) {
143       if (!IsSingleValuePHICycle(SrcMI, SingleValReg, PHIsInCycle))