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//===-- SIISelLowering.h - SI DAG Lowering Interface ------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
/// \file
/// \brief SI DAG Lowering interface definition
//
//===----------------------------------------------------------------------===//
#ifndef SIISELLOWERING_H
#define SIISELLOWERING_H
#include "AMDGPUISelLowering.h"
#include "SIInstrInfo.h"
namespace llvm {
class SITargetLowering : public AMDGPUTargetLowering {
const SIInstrInfo * TII;
void LowerMOV_IMM(MachineInstr *MI, MachineBasicBlock &BB,
MachineBasicBlock::iterator I, unsigned Opocde) const;
void LowerSI_INTERP(MachineInstr *MI, MachineBasicBlock &BB,
MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const;
void LowerSI_INTERP_CONST(MachineInstr *MI, MachineBasicBlock &BB,
MachineBasicBlock::iterator I, MachineRegisterInfo &MRI) const;
void LowerSI_WQM(MachineInstr *MI, MachineBasicBlock &BB,
MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const;
void LowerSI_V_CNDLT(MachineInstr *MI, MachineBasicBlock &BB,
MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const;
SDValue Loweri1ContextSwitch(SDValue Op, SelectionDAG &DAG,
unsigned VCCNode) const;
SDValue LowerLOAD(SDValue Op, SelectionDAG &DAG) const;
SDValue LowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const;
SDValue LowerBRCOND(SDValue Op, SelectionDAG &DAG) const;
public:
SITargetLowering(TargetMachine &tm);
virtual MachineBasicBlock * EmitInstrWithCustomInserter(MachineInstr * MI,
MachineBasicBlock * BB) const;
virtual EVT getSetCCResultType(EVT VT) const;
virtual SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const;
virtual SDValue PerformDAGCombine(SDNode *N, DAGCombinerInfo &DCI) const;
virtual const char* getTargetNodeName(unsigned Opcode) const;
};
} // End namespace llvm
#endif //SIISELLOWERING_H
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