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51 lines
1.7 KiB
C++
51 lines
1.7 KiB
C++
//==- SystemZMachineFuctionInfo.h - SystemZ machine function info -*- 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 declares SystemZ-specific per-machine-function information.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SYSTEMZMACHINEFUNCTIONINFO_H
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#define SYSTEMZMACHINEFUNCTIONINFO_H
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#include "llvm/CodeGen/MachineFunction.h"
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namespace llvm {
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/// SystemZMachineFunctionInfo - This class is derived from MachineFunction and
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/// contains private SystemZ target-specific information for each MachineFunction.
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class SystemZMachineFunctionInfo : public MachineFunctionInfo {
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/// CalleeSavedFrameSize - Size of the callee-saved register portion of the
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/// stack frame in bytes.
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unsigned CalleeSavedFrameSize;
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/// LowReg - Low register of range of callee-saved registers to store.
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unsigned LowReg;
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/// HighReg - High register of range of callee-saved registers to store.
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unsigned HighReg;
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public:
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SystemZMachineFunctionInfo() : CalleeSavedFrameSize(0) {}
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SystemZMachineFunctionInfo(MachineFunction &MF) : CalleeSavedFrameSize(0) {}
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unsigned getCalleeSavedFrameSize() const { return CalleeSavedFrameSize; }
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void setCalleeSavedFrameSize(unsigned bytes) { CalleeSavedFrameSize = bytes; }
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unsigned getLowReg() const { return LowReg; }
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void setLowReg(unsigned Reg) { LowReg = Reg; }
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unsigned getHighReg() const { return HighReg; }
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void setHighReg(unsigned Reg) { HighReg = Reg; }
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};
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} // End llvm namespace
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#endif
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