lib/Target/Sparc/SparcMachineFunctionInfo.h

   1 //===- SparcMachineFunctionInfo.h - Sparc Machine Function Info -*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file declares  Sparc specific per-machine-function information.
  11 //
  12 //===----------------------------------------------------------------------===//
  13 #ifndef LLVM_LIB_TARGET_SPARC_SPARCMACHINEFUNCTIONINFO_H
  14 #define LLVM_LIB_TARGET_SPARC_SPARCMACHINEFUNCTIONINFO_H
  15
  16 #include "llvm/CodeGen/MachineFunction.h"
  17
  18 namespace llvm {
  19
  20   class SparcMachineFunctionInfo : public MachineFunctionInfo {
  21     virtual void anchor();
  22   private:
  23     unsigned GlobalBaseReg;
  24
  25     /// VarArgsFrameOffset - Frame offset to start of varargs area.
  26     int VarArgsFrameOffset;
  27
  28     /// SRetReturnReg - Holds the virtual register into which the sret
  29     /// argument is passed.
  30     unsigned SRetReturnReg;
  31
  32     /// IsLeafProc - True if the function is a leaf procedure.
  33     bool IsLeafProc;
  34   public:
  35     SparcMachineFunctionInfo()
  36       : GlobalBaseReg(0), VarArgsFrameOffset(0), SRetReturnReg(0),
  37         IsLeafProc(false) {}
  38     explicit SparcMachineFunctionInfo(MachineFunction &MF)
  39       : GlobalBaseReg(0), VarArgsFrameOffset(0), SRetReturnReg(0),
  40         IsLeafProc(false) {}
  41
  42     unsigned getGlobalBaseReg() const { return GlobalBaseReg; }
  43     void setGlobalBaseReg(unsigned Reg) { GlobalBaseReg = Reg; }
  44
  45     int getVarArgsFrameOffset() const { return VarArgsFrameOffset; }
  46     void setVarArgsFrameOffset(int Offset) { VarArgsFrameOffset = Offset; }
  47
  48     unsigned getSRetReturnReg() const { return SRetReturnReg; }
  49     void setSRetReturnReg(unsigned Reg) { SRetReturnReg = Reg; }
  50
  51     void setLeafProc(bool rhs) { IsLeafProc = rhs; }
  52     bool isLeafProc() const { return IsLeafProc; }
  53   };
  54 }
  55
  56 #endif