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//===-- AMDGPUISelLowering.h - AMDGPU Lowering Interface --------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the interface defintiion of the TargetLowering class
// that is common to all AMD GPUs.
//
//===----------------------------------------------------------------------===//
#ifndef AMDGPUISELLOWERING_H
#define AMDGPUISELLOWERING_H
#include "AMDILISelLowering.h"
namespace llvm {
class AMDGPUTargetLowering : public AMDILTargetLowering
{
protected:
/// addLiveIn - This functions adds reg to the live in list of the entry block
/// and emits a copy from reg to MI.getOperand(0).
///
// Some registers are loaded with values before the program
/// begins to execute. The loading of these values is modeled with pseudo
/// instructions which are lowered using this function.
void addLiveIn(MachineInstr * MI, MachineFunction * MF,
MachineRegisterInfo & MRI, const TargetInstrInfo * TII,
unsigned reg) const;
public:
AMDGPUTargetLowering(TargetMachine &TM);
};
} // End namespace llvm
#endif // AMDGPUISELLOWERING_H
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