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51 lines
1.4 KiB
C++
51 lines
1.4 KiB
C++
//==--- MipsFrameLowering.h - Define frame lowering for Mips --*- C++ -*---===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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//
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//
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//===----------------------------------------------------------------------===//
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#ifndef MIPS_FRAMEINFO_H
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#define MIPS_FRAMEINFO_H
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#include "Mips.h"
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#include "MipsSubtarget.h"
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#include "llvm/Target/TargetFrameLowering.h"
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namespace llvm {
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class MipsSubtarget;
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class MipsFrameLowering : public TargetFrameLowering {
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protected:
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const MipsSubtarget &STI;
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public:
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explicit MipsFrameLowering(const MipsSubtarget &sti)
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: TargetFrameLowering(StackGrowsDown, 8, 0), STI(sti) {
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}
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bool targetHandlesStackFrameRounding() const;
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/// emitProlog/emitEpilog - These methods insert prolog and epilog code into
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/// the function.
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void emitPrologue(MachineFunction &MF) const;
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void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
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bool hasFP(const MachineFunction &MF) const;
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void getInitialFrameState(std::vector<MachineMove> &Moves) const;
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void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
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RegScavenger *RS) const;
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};
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} // End llvm namespace
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#endif
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