| //====- X86MachineFuctionInfo.h - X86 machine function info -----*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file was developed by the Evan Cheng and is distributed under |
| // the University of Illinois Open Source License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file declares X86-specific per-machine-function information. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef X86MACHINEFUNCTIONINFO_H |
| #define X86MACHINEFUNCTIONINFO_H |
| |
| #include "llvm/CodeGen/MachineFunction.h" |
| |
| namespace llvm { |
| |
| /// X86FunctionInfo - This class is derived from MachineFunction private |
| /// X86 target-specific information for each MachineFunction. |
| class X86FunctionInfo : public MachineFunctionInfo { |
| // ForceFramePointer - True if the function is required to use of frame |
| // pointer for reasons other than it containing dynamic allocation or |
| // that FP eliminatation is turned off. For example, Cygwin main function |
| // contains stack pointer re-alignment code which requires FP. |
| bool ForceFramePointer; |
| public: |
| X86FunctionInfo(MachineFunction& MF) : ForceFramePointer(false) {} |
| bool getForceFramePointer() const { return ForceFramePointer;} |
| void setForceFramePointer(bool forceFP) { ForceFramePointer = forceFP; } |
| }; |
| } // End llvm namespace |
| |
| #endif |