1 //===--- PTXFrameLowering.h - Define frame lowering for PTX --*- C++ -*----===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef PTX_FRAMEINFO_H 15 #define PTX_FRAMEINFO_H 16 17 #include "PTX.h" 18 #include "PTXSubtarget.h" 19 #include "llvm/Target/TargetFrameLowering.h" 20 21 namespace llvm { 22 class PTXSubtarget; 23 24 class PTXFrameLowering : public TargetFrameLowering { 25 protected: 26 const PTXSubtarget &STI; 27 28 public: 29 explicit PTXFrameLowering(const PTXSubtarget &sti) 30 : TargetFrameLowering(TargetFrameLowering::StackGrowsDown, 2, -2), 31 STI(sti) { 32 } 33 34 /// emitProlog/emitEpilog - These methods insert prolog and epilog code into 35 /// the function. 36 void emitPrologue(MachineFunction &MF) const; 37 void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const; 38 39 bool hasFP(const MachineFunction &MF) const { return false; } 40 }; 41 42 } // End llvm namespace 43 44 #endif 45
