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,
31 sti.hasMips64() ? 16 : 8), STI(sti) {}
33 static const MipsFrameLowering *create(MipsTargetMachine &TM,
34 const MipsSubtarget &ST);
36 bool hasFP(const MachineFunction &MF) const;
39 uint64_t estimateStackSize(const MachineFunction &MF) const;
42 /// Create MipsFrameLowering objects.
43 const MipsFrameLowering *createMips16FrameLowering(const MipsSubtarget &ST);
44 const MipsFrameLowering *createMipsSEFrameLowering(const MipsSubtarget &ST);
46 } // End llvm namespace