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Diffstat (limited to 'contrib/llvm/lib/Target/SystemZ/SystemZMachineFunctionInfo.h')
-rw-r--r-- | contrib/llvm/lib/Target/SystemZ/SystemZMachineFunctionInfo.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/SystemZ/SystemZMachineFunctionInfo.h b/contrib/llvm/lib/Target/SystemZ/SystemZMachineFunctionInfo.h new file mode 100644 index 0000000..fd6e330 --- /dev/null +++ b/contrib/llvm/lib/Target/SystemZ/SystemZMachineFunctionInfo.h @@ -0,0 +1,51 @@ +//==- SystemZMachineFuctionInfo.h - SystemZ machine function info -*- C++ -*-=// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file declares SystemZ-specific per-machine-function information. +// +//===----------------------------------------------------------------------===// + +#ifndef SYSTEMZMACHINEFUNCTIONINFO_H +#define SYSTEMZMACHINEFUNCTIONINFO_H + +#include "llvm/CodeGen/MachineFunction.h" + +namespace llvm { + +/// SystemZMachineFunctionInfo - This class is derived from MachineFunction and +/// contains private SystemZ target-specific information for each MachineFunction. +class SystemZMachineFunctionInfo : public MachineFunctionInfo { + /// CalleeSavedFrameSize - Size of the callee-saved register portion of the + /// stack frame in bytes. + unsigned CalleeSavedFrameSize; + + /// LowReg - Low register of range of callee-saved registers to store. + unsigned LowReg; + + /// HighReg - High register of range of callee-saved registers to store. + unsigned HighReg; +public: + SystemZMachineFunctionInfo() : CalleeSavedFrameSize(0) {} + + explicit SystemZMachineFunctionInfo(MachineFunction &MF) + : CalleeSavedFrameSize(0) {} + + unsigned getCalleeSavedFrameSize() const { return CalleeSavedFrameSize; } + void setCalleeSavedFrameSize(unsigned bytes) { CalleeSavedFrameSize = bytes; } + + unsigned getLowReg() const { return LowReg; } + void setLowReg(unsigned Reg) { LowReg = Reg; } + + unsigned getHighReg() const { return HighReg; } + void setHighReg(unsigned Reg) { HighReg = Reg; } +}; + +} // End llvm namespace + +#endif |