const SIRegisterInfo *TRI = &TII->getRegisterInfo();
MachineRegisterInfo &MRI = MF.getRegInfo();
MachineFrameInfo *FrameInfo = MF.getFrameInfo();
- MachineBasicBlock *Entry = MF.begin();
+ MachineBasicBlock *Entry = &MF.front();
MachineBasicBlock::iterator I = Entry->begin();
DebugLoc DL = I->getDebugLoc();