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
21namespace llvm {
22  class PTXSubtarget;
23
24class PTXFrameLowering : public TargetFrameLowering {
25protected:
26  const PTXSubtarget &STI;
27
28public:
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