getMatchingSuperRegClass(const TargetRegisterClass *A,
const TargetRegisterClass *B, unsigned Idx) const;
+ const TargetRegisterClass*
+ getLargestLegalSuperClass(const TargetRegisterClass *RC) const;
+
/// getPointerRegClass - Returns a TargetRegisterClass used for pointer
/// values.
const TargetRegisterClass *getPointerRegClass(unsigned Kind = 0) const;
const TargetRegisterClass *
getCrossCopyRegClass(const TargetRegisterClass *RC) const;
+ unsigned getRegPressureLimit(const TargetRegisterClass *RC,
+ MachineFunction &MF) const;
+
/// getCalleeSavedRegs - Return a null-terminated list of all of the
/// callee-save registers on this target.
const unsigned *getCalleeSavedRegs(const MachineFunction* MF = 0) const;