lib/Target/PTX/PTXFrameLowering.h

   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