FastCall
};
-/// X86MachineFunctionInfo - This class is derived from MachineFunction private
-/// X86 target-specific information for each MachineFunction.
+/// X86MachineFunctionInfo - This class is derived from MachineFunction and
+/// contains private X86 target-specific information for each MachineFunction.
class X86MachineFunctionInfo : public MachineFunctionInfo {
/// ForceFramePointer - True if the function is required to use of frame
/// pointer for reasons other than it containing dynamic allocation or
/// holds the virtual register into which the sret argument is passed.
unsigned SRetReturnReg;
+ /// GlobalBaseReg - keeps track of the virtual register initialized for
+ /// use as the global base register. This is used for PIC in some PIC
+ /// relocation models.
+ unsigned GlobalBaseReg;
+
public:
X86MachineFunctionInfo() : ForceFramePointer(false),
CalleeSavedFrameSize(0),
DecorationStyle(None),
ReturnAddrIndex(0),
TailCallReturnAddrDelta(0),
- SRetReturnReg(0) {}
+ SRetReturnReg(0),
+ GlobalBaseReg(0) {}
- X86MachineFunctionInfo(MachineFunction &MF) : ForceFramePointer(false),
- CalleeSavedFrameSize(0),
- BytesToPopOnReturn(0),
- DecorationStyle(None),
- ReturnAddrIndex(0),
- TailCallReturnAddrDelta(0),
- SRetReturnReg(0) {}
+ explicit X86MachineFunctionInfo(MachineFunction &MF)
+ : ForceFramePointer(false),
+ CalleeSavedFrameSize(0),
+ BytesToPopOnReturn(0),
+ DecorationStyle(None),
+ ReturnAddrIndex(0),
+ TailCallReturnAddrDelta(0),
+ SRetReturnReg(0),
+ GlobalBaseReg(0) {}
bool getForceFramePointer() const { return ForceFramePointer;}
void setForceFramePointer(bool forceFP) { ForceFramePointer = forceFP; }
unsigned getSRetReturnReg() const { return SRetReturnReg; }
void setSRetReturnReg(unsigned Reg) { SRetReturnReg = Reg; }
+
+ unsigned getGlobalBaseReg() const { return GlobalBaseReg; }
+ void setGlobalBaseReg(unsigned Reg) { GlobalBaseReg = Reg; }
};
+
} // End llvm namespace
#endif