2012-08-01 06:50:19 +08:00
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//===-- Mips16FrameLowering.h - Mips16 frame lowering ----------*- 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 MIPS16_FRAMEINFO_H
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#define MIPS16_FRAMEINFO_H
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#include "MipsFrameLowering.h"
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namespace llvm {
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class Mips16FrameLowering : public MipsFrameLowering {
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public:
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explicit Mips16FrameLowering(const MipsSubtarget &STI)
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2013-10-30 03:29:03 +08:00
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: MipsFrameLowering(STI, STI.stackAlignment()) {}
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2012-08-01 06:50:19 +08:00
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/// emitProlog/emitEpilog - These methods insert prolog and epilog code into
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/// the function.
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2014-04-29 15:58:02 +08:00
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void emitPrologue(MachineFunction &MF) const override;
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void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const override;
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2012-08-01 06:50:19 +08:00
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2013-02-22 04:05:00 +08:00
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void eliminateCallFramePseudoInstr(MachineFunction &MF,
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2014-04-29 15:58:02 +08:00
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MachineBasicBlock &MBB,
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MachineBasicBlock::iterator I) const override;
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2013-02-22 04:05:00 +08:00
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2012-08-01 06:50:19 +08:00
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bool spillCalleeSavedRegisters(MachineBasicBlock &MBB,
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MachineBasicBlock::iterator MI,
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const std::vector<CalleeSavedInfo> &CSI,
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2014-04-29 15:58:02 +08:00
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const TargetRegisterInfo *TRI) const override;
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2012-08-01 06:50:19 +08:00
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2012-09-21 09:08:16 +08:00
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bool restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
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2014-04-29 15:58:02 +08:00
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MachineBasicBlock::iterator MI,
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const std::vector<CalleeSavedInfo> &CSI,
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const TargetRegisterInfo *TRI) const override;
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2012-09-21 09:08:16 +08:00
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2014-04-29 15:58:02 +08:00
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bool hasReservedCallFrame(const MachineFunction &MF) const override;
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2012-08-01 06:50:19 +08:00
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void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
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2014-04-29 15:58:02 +08:00
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RegScavenger *RS) const override;
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2012-08-01 06:50:19 +08:00
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};
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} // End llvm namespace
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#endif
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