//===-- InstrScheduling.h - Interface To Instruction Scheduling --*- C++ -*-==//
//
// This file defines a minimal, but complete, interface to instruction
// scheduling.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CODEGEN_INSTR_SCHEDULING_H
#define LLVM_CODEGEN_INSTR_SCHEDULING_H

class MethodPass;
class TargetMachine;

//---------------------------------------------------------------------------
// Function: createScheduleInstructionsWithSSAPass(..)
// 
// Purpose:
//   Entry point for instruction scheduling on SSA form.
//   Schedules the machine instructions generated by instruction selection.
//   Assumes that register allocation has not been done, i.e., operands
//   are still in SSA form.
//---------------------------------------------------------------------------

MethodPass *createInstructionSchedulingWithSSAPass(const TargetMachine &Target);


//---------------------------------------------------------------------------
// Function: ScheduleInstructions
// 
// Purpose:
//   Entry point for instruction scheduling on machine code.
//   Schedules the machine instructions generated by instruction selection.
//   Assumes that register allocation has been done.
//---------------------------------------------------------------------------

// Not implemented yet.
//bool ScheduleInstructions(Method *M, const TargetMachine &Target);

#endif