1 //==-- PTXISelLowering.h - PTX 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 //===----------------------------------------------------------------------===//
10 // This file defines the interfaces that PTX uses to lower LLVM code into a
13 //===----------------------------------------------------------------------===//
15 #ifndef PTX_ISEL_LOWERING_H
16 #define PTX_ISEL_LOWERING_H
18 #include "llvm/Target/TargetLowering.h"
22 class PTXTargetMachine;
26 FIRST_NUMBER = ISD::BUILTIN_OP_END,
33 class PTXTargetLowering : public TargetLowering {
35 explicit PTXTargetLowering(TargetMachine &TM);
37 virtual const char *getTargetNodeName(unsigned Opcode) const;
39 virtual unsigned getFunctionAlignment(const Function *F) const {
42 virtual SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const;
45 LowerFormalArguments(SDValue Chain,
46 CallingConv::ID CallConv,
48 const SmallVectorImpl<ISD::InputArg> &Ins,
51 SmallVectorImpl<SDValue> &InVals) const;
54 LowerReturn(SDValue Chain,
55 CallingConv::ID CallConv,
57 const SmallVectorImpl<ISD::OutputArg> &Outs,
58 const SmallVectorImpl<SDValue> &OutVals,
60 SelectionDAG &DAG) const;
63 SDValue LowerGlobalAddress(SDValue Op, SelectionDAG &DAG) const;
64 }; // class PTXTargetLowering
67 #endif // PTX_ISEL_LOWERING_H