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:
SparcMachineFunctionInfo()35     SparcMachineFunctionInfo()
36       : GlobalBaseReg(0), VarArgsFrameOffset(0), SRetReturnReg(0),
37         IsLeafProc(false) {}
SparcMachineFunctionInfo(MachineFunction & MF)38     explicit SparcMachineFunctionInfo(MachineFunction &MF)
39       : GlobalBaseReg(0), VarArgsFrameOffset(0), SRetReturnReg(0),
40         IsLeafProc(false) {}
41 
getGlobalBaseReg()42     unsigned getGlobalBaseReg() const { return GlobalBaseReg; }
setGlobalBaseReg(unsigned Reg)43     void setGlobalBaseReg(unsigned Reg) { GlobalBaseReg = Reg; }
44 
getVarArgsFrameOffset()45     int getVarArgsFrameOffset() const { return VarArgsFrameOffset; }
setVarArgsFrameOffset(int Offset)46     void setVarArgsFrameOffset(int Offset) { VarArgsFrameOffset = Offset; }
47 
getSRetReturnReg()48     unsigned getSRetReturnReg() const { return SRetReturnReg; }
setSRetReturnReg(unsigned Reg)49     void setSRetReturnReg(unsigned Reg) { SRetReturnReg = Reg; }
50 
setLeafProc(bool rhs)51     void setLeafProc(bool rhs) { IsLeafProc = rhs; }
isLeafProc()52     bool isLeafProc() const { return IsLeafProc; }
53   };
54 }
55 
56 #endif
57