#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineInstrBundle.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
+#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/ADT/SmallSet.h"
#include "llvm/ADT/Statistic.h"
using namespace llvm;
if (!AFI->isThumbFunction())
return false;
+ // IT block insertion invalidates accurate register liveness.
+ Fn.getRegInfo().invalidateLiveness();
+
bool Modified = false;
for (MachineFunction::iterator MFI = Fn.begin(), E = Fn.end(); MFI != E; ) {
MachineBasicBlock &MBB = *MFI;