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,
31 class PTXTargetLowering : public TargetLowering {
33 explicit PTXTargetLowering(TargetMachine &TM);
35 virtual const char *getTargetNodeName(unsigned Opcode) const;
37 virtual unsigned getFunctionAlignment(const Function *F) const {
41 LowerFormalArguments(SDValue Chain,
42 CallingConv::ID CallConv,
44 const SmallVectorImpl<ISD::InputArg> &Ins,
47 SmallVectorImpl<SDValue> &InVals) const;
50 LowerReturn(SDValue Chain,
51 CallingConv::ID CallConv,
53 const SmallVectorImpl<ISD::OutputArg> &Outs,
54 const SmallVectorImpl<SDValue> &OutVals,
56 SelectionDAG &DAG) const;
57 }; // class PTXTargetLowering
60 #endif // PTX_ISEL_LOWERING_H