Teach frame lowering to ignore debug values after the terminators.

llvm-svn: 123399
diff --git a/llvm/lib/Target/MBlaze/MBlazeFrameLowering.cpp b/llvm/lib/Target/MBlaze/MBlazeFrameLowering.cpp
index e501621..e763902 100644
--- a/llvm/lib/Target/MBlaze/MBlazeFrameLowering.cpp
+++ b/llvm/lib/Target/MBlaze/MBlazeFrameLowering.cpp
@@ -386,7 +386,7 @@
 
 void MBlazeFrameLowering::emitEpilogue(MachineFunction &MF,
                                    MachineBasicBlock &MBB) const {
-  MachineBasicBlock::iterator MBBI = prior(MBB.end());
+  MachineBasicBlock::iterator MBBI = MBB.getLastNonDebugInstr();
   MachineFrameInfo *MFI            = MF.getFrameInfo();
   MBlazeFunctionInfo *MBlazeFI     = MF.getInfo<MBlazeFunctionInfo>();
   const MBlazeInstrInfo &TII =