forked from OSchip/llvm-project
63 lines
2.0 KiB
C
63 lines
2.0 KiB
C
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//===-- Nios2MachineFunctionInfo.h - Private data used for Nios2 --*- 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 the Nios2 specific subclass of MachineFunctionInfo.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_NIOS2_NIOS2MACHINEFUNCTION_H
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#define LLVM_LIB_TARGET_NIOS2_NIOS2MACHINEFUNCTION_H
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#include "llvm/CodeGen/MachineFunction.h"
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namespace llvm {
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/// Nios2FunctionInfo - This class is derived from MachineFunction private
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/// Nios2 target-specific information for each MachineFunction.
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class Nios2FunctionInfo : public MachineFunctionInfo {
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virtual void anchor();
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private:
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unsigned GlobalBaseReg;
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/// VarArgsFrameOffset - Frame offset to start of varargs area.
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int VarArgsFrameOffset;
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/// SRetReturnReg - Holds the virtual register into which the sret
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/// argument is passed.
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unsigned SRetReturnReg;
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/// IsLeafProc - True if the function is a leaf procedure.
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bool IsLeafProc;
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public:
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Nios2FunctionInfo()
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: GlobalBaseReg(0), VarArgsFrameOffset(0), SRetReturnReg(0),
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IsLeafProc(false) {}
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explicit Nios2FunctionInfo(MachineFunction &MF)
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: GlobalBaseReg(0), VarArgsFrameOffset(0), SRetReturnReg(0),
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IsLeafProc(false) {}
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unsigned getGlobalBaseReg() const { return GlobalBaseReg; }
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void setGlobalBaseReg(unsigned Reg) { GlobalBaseReg = Reg; }
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int getVarArgsFrameOffset() const { return VarArgsFrameOffset; }
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void setVarArgsFrameOffset(int Offset) { VarArgsFrameOffset = Offset; }
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unsigned getSRetReturnReg() const { return SRetReturnReg; }
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void setSRetReturnReg(unsigned Reg) { SRetReturnReg = Reg; }
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void setLeafProc(bool rhs) { IsLeafProc = rhs; }
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bool isLeafProc() const { return IsLeafProc; }
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};
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} // end of namespace llvm
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#endif // NIOS2_MACHINE_FUNCTION_INFO_H
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