class MachineInstr;
class TargetInstrInfo;
+ class TargetRegisterInfo;
+ class MachineRegisterInfo;
+ class LiveVariables;
/// Process IMPLICIT_DEF instructions and make sure there is one implicit_def
/// for each use. Add isUndef marker to implicit_def defs and their uses.
class ProcessImplicitDefs : public MachineFunctionPass {
- private:
+ const TargetInstrInfo *TII;
+ const TargetRegisterInfo *TRI;
+ MachineRegisterInfo *MRI;
+ LiveVariables *LV;
bool CanTurnIntoImplicitDef(MachineInstr *MI, unsigned Reg,
- unsigned OpIdx, const TargetInstrInfo *tii_,
+ unsigned OpIdx,
SmallSet<unsigned, 8> &ImpDefRegs);
public:
static char ID;
- ProcessImplicitDefs() : MachineFunctionPass(&ID) {}
+ ProcessImplicitDefs() : MachineFunctionPass(ID) {
+ initializeProcessImplicitDefsPass(*PassRegistry::getPassRegistry());
+ }
virtual void getAnalysisUsage(AnalysisUsage &au) const;