1 //==--- MipsFrameLowering.h - Define frame lowering for Mips --*- 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 //===----------------------------------------------------------------------===//
12 //===----------------------------------------------------------------------===//
14 #ifndef MIPS_FRAMEINFO_H
15 #define MIPS_FRAMEINFO_H
18 #include "MipsSubtarget.h"
19 #include "llvm/Target/TargetFrameLowering.h"
24 class MipsFrameLowering : public TargetFrameLowering {
26 const MipsSubtarget &STI;
29 explicit MipsFrameLowering(const MipsSubtarget &sti)
30 : TargetFrameLowering(StackGrowsDown, sti.hasMips64() ? 16 : 8, 0),
34 bool targetHandlesStackFrameRounding() const;
36 /// emitProlog/emitEpilog - These methods insert prolog and epilog code into
38 void emitPrologue(MachineFunction &MF) const;
39 void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
41 bool hasFP(const MachineFunction &MF) const;
43 void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
44 RegScavenger *RS) const;
47 } // End llvm namespace