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Viewing changes to lib/Target/Mips/Mips16RegisterInfo.h

  • Committer: Package Import Robot
  • Author(s): Sylvestre Ledru
  • Date: 2015-07-15 17:51:08 UTC
  • Revision ID: package-import@ubuntu.com-20150715175108-l8mynwovkx4zx697
Tags: upstream-3.7~+rc2
Import upstream version 3.7~+rc2

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lib/Target/Mips/Mips16RegisterInfo.h
 
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//===-- Mips16RegisterInfo.h - Mips16 Register Information ------*- 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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// This file contains the Mips16 implementation of the TargetRegisterInfo class.
 
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//
 
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//===----------------------------------------------------------------------===//
 
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#ifndef LLVM_LIB_TARGET_MIPS_MIPS16REGISTERINFO_H
 
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#define LLVM_LIB_TARGET_MIPS_MIPS16REGISTERINFO_H
 
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#include "MipsRegisterInfo.h"
 
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namespace llvm {
 
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class Mips16InstrInfo;
 
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class Mips16RegisterInfo : public MipsRegisterInfo {
 
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public:
 
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  Mips16RegisterInfo();
 
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  bool requiresRegisterScavenging(const MachineFunction &MF) const override;
 
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  bool requiresFrameIndexScavenging(const MachineFunction &MF) const override;
 
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  bool useFPForScavengingIndex(const MachineFunction &MF) const override;
 
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  bool saveScavengerRegister(MachineBasicBlock &MBB,
 
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                                     MachineBasicBlock::iterator I,
 
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                                     MachineBasicBlock::iterator &UseMI,
 
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                                     const TargetRegisterClass *RC,
 
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                                     unsigned Reg) const override;
 
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  const TargetRegisterClass *intRegClass(unsigned Size) const override;
 
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private:
 
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  void eliminateFI(MachineBasicBlock::iterator II, unsigned OpNo,
 
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                   int FrameIndex, uint64_t StackSize,
 
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                   int64_t SPOffset) const override;
 
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};
 
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} // end namespace llvm
 
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#endif