TII = static_cast<const ARMBaseInstrInfo *>(Fn.getSubtarget().getInstrInfo());
TRI = Fn.getSubtarget().getRegisterInfo();
MRI = &Fn.getRegInfo();
- const ARMSubtarget *STI = &Fn.getTarget().getSubtarget<ARMSubtarget>();
+ const ARMSubtarget *STI = &Fn.getSubtarget<ARMSubtarget>();
+ // Only run this for CortexA9.
+ if (!STI->isCortexA9())
+ return false;
isLikeA9 = STI->isLikeA9() || STI->isSwift();
isSwift = STI->isSwift();