| //===-- R600ISelLowering.h - R600 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. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // R600 DAG Lowering interface definition |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef R600ISELLOWERING_H |
| #define R600ISELLOWERING_H |
| |
| #include "AMDGPUISelLowering.h" |
| |
| namespace llvm { |
| |
| class R600InstrInfo; |
| |
| class R600TargetLowering : public AMDGPUTargetLowering |
| { |
| public: |
| R600TargetLowering(TargetMachine &TM); |
| virtual MachineBasicBlock * EmitInstrWithCustomInserter(MachineInstr *MI, |
| MachineBasicBlock * BB) const; |
| virtual SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const; |
| |
| private: |
| const R600InstrInfo * TII; |
| |
| /// lowerImplicitParameter - Each OpenCL kernel has nine implicit parameters |
| /// that are stored in the first nine dwords of a Vertex Buffer. These |
| /// implicit parameters are lowered to load instructions which retreive the |
| /// values from the Vertex Buffer. |
| SDValue LowerImplicitParameter(SelectionDAG &DAG, EVT VT, |
| DebugLoc DL, unsigned DwordOffset) const; |
| |
| void lowerImplicitParameter(MachineInstr *MI, MachineBasicBlock &BB, |
| MachineRegisterInfo & MRI, unsigned dword_offset) const; |
| |
| SDValue LowerBR_CC(SDValue Op, SelectionDAG &DAG) const; |
| |
| /// LowerROTL - Lower ROTL opcode to BITALIGN |
| SDValue LowerROTL(SDValue Op, SelectionDAG &DAG) const; |
| |
| SDValue LowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const; |
| SDValue LowerSETCC(SDValue Op, SelectionDAG &DAG) const; |
| |
| }; |
| |
| } // End namespace llvm; |
| |
| #endif // R600ISELLOWERING_H |