LLVM  8.0.1
SparcMachineFunctionInfo.h
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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 
17 
18 namespace llvm {
19 
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:
36  : GlobalBaseReg(0), VarArgsFrameOffset(0), SRetReturnReg(0),
37  IsLeafProc(false) {}
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
This class represents lattice values for constants.
Definition: AllocatorList.h:24
unsigned Reg
MachineFunctionInfo - This class can be derived from and used by targets to hold private target-speci...
SparcMachineFunctionInfo(MachineFunction &MF)