class MachineFunction;
class MachineLoopInfo;
class TargetRegisterInfo;
+ template<class T> class OwningPtr;
/// This class wraps up a PBQP instance representing a register allocation
/// problem, plus the structures necessary to map back from the PBQP solution
/// Build a PBQP instance to represent the register allocation problem for
/// the given MachineFunction.
- virtual std::auto_ptr<PBQPRAProblem> build(
- MachineFunction *mf,
- const LiveIntervals *lis,
- const MachineLoopInfo *loopInfo,
- const RegSet &vregs);
+ virtual PBQPRAProblem *build(MachineFunction *mf, const LiveIntervals *lis,
+ const MachineLoopInfo *loopInfo,
+ const RegSet &vregs);
private:
void addSpillCosts(PBQP::Vector &costVec, PBQP::PBQPNum spillCost);
/// Build a PBQP instance to represent the register allocation problem for
/// the given MachineFunction.
- virtual std::auto_ptr<PBQPRAProblem> build(
- MachineFunction *mf,
- const LiveIntervals *lis,
- const MachineLoopInfo *loopInfo,
- const RegSet &vregs);
+ virtual PBQPRAProblem *build(MachineFunction *mf, const LiveIntervals *lis,
+ const MachineLoopInfo *loopInfo,
+ const RegSet &vregs);
private:
PBQP::PBQPNum benefit);
};
- FunctionPass* createPBQPRegisterAllocator(std::auto_ptr<PBQPBuilder> builder,
+ FunctionPass* createPBQPRegisterAllocator(OwningPtr<PBQPBuilder> &builder,
char *customPassID=0);
}