1 //===-- SIISelLowering.h - SI DAG Lowering Interface ------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
11 /// \brief SI DAG Lowering interface definition
13 //===----------------------------------------------------------------------===//
15 #ifndef SIISELLOWERING_H
16 #define SIISELLOWERING_H
18 #include "AMDGPUISelLowering.h"
19 #include "SIInstrInfo.h"
23 class SITargetLowering : public AMDGPUTargetLowering {
24 const SIInstrInfo * TII;
26 void LowerMOV_IMM(MachineInstr *MI, MachineBasicBlock &BB,
27 MachineBasicBlock::iterator I, unsigned Opocde) const;
28 void LowerSI_INTERP(MachineInstr *MI, MachineBasicBlock &BB,
29 MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const;
30 void LowerSI_INTERP_CONST(MachineInstr *MI, MachineBasicBlock &BB,
31 MachineBasicBlock::iterator I, MachineRegisterInfo &MRI) const;
32 void LowerSI_WQM(MachineInstr *MI, MachineBasicBlock &BB,
33 MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const;
34 void LowerSI_V_CNDLT(MachineInstr *MI, MachineBasicBlock &BB,
35 MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const;
37 SDValue Loweri1ContextSwitch(SDValue Op, SelectionDAG &DAG,
38 unsigned VCCNode) const;
39 SDValue LowerLOAD(SDValue Op, SelectionDAG &DAG) const;
40 SDValue LowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const;
41 SDValue LowerBRCOND(SDValue Op, SelectionDAG &DAG) const;
44 SITargetLowering(TargetMachine &tm);
45 virtual MachineBasicBlock * EmitInstrWithCustomInserter(MachineInstr * MI,
46 MachineBasicBlock * BB) const;
47 virtual EVT getSetCCResultType(EVT VT) const;
48 virtual SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const;
49 virtual SDValue PerformDAGCombine(SDNode *N, DAGCombinerInfo &DCI) const;
50 virtual const char* getTargetNodeName(unsigned Opcode) const;
53 } // End namespace llvm
55 #endif //SIISELLOWERING_H