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Diffstat (limited to 'lib/Target/IA64/IA64RegisterInfo.h')
-rw-r--r-- | lib/Target/IA64/IA64RegisterInfo.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/lib/Target/IA64/IA64RegisterInfo.h b/lib/Target/IA64/IA64RegisterInfo.h new file mode 100644 index 000000000000..0c5083e75c25 --- /dev/null +++ b/lib/Target/IA64/IA64RegisterInfo.h @@ -0,0 +1,63 @@ +//===- IA64RegisterInfo.h - IA64 Register Information Impl ------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file contains the IA64 implementation of the TargetRegisterInfo class. +// +//===----------------------------------------------------------------------===// + +#ifndef IA64REGISTERINFO_H +#define IA64REGISTERINFO_H + +#include "llvm/Target/TargetRegisterInfo.h" +#include "IA64GenRegisterInfo.h.inc" + +namespace llvm { + +class TargetInstrInfo; + +struct IA64RegisterInfo : public IA64GenRegisterInfo { + const TargetInstrInfo &TII; + + IA64RegisterInfo(const TargetInstrInfo &tii); + + /// Code Generation virtual methods... + const unsigned *getCalleeSavedRegs(const MachineFunction *MF = 0) const; + + const TargetRegisterClass* const* getCalleeSavedRegClasses( + const MachineFunction *MF = 0) const; + + BitVector getReservedRegs(const MachineFunction &MF) const; + + bool hasFP(const MachineFunction &MF) const; + + void eliminateCallFramePseudoInstr(MachineFunction &MF, + MachineBasicBlock &MBB, + MachineBasicBlock::iterator MI) const; + + void eliminateFrameIndex(MachineBasicBlock::iterator MI, + int SPAdj, RegScavenger *RS = NULL) const; + + void emitPrologue(MachineFunction &MF) const; + void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const; + + // Debug information queries. + unsigned getRARegister() const; + unsigned getFrameRegister(MachineFunction &MF) const; + + // Exception handling queries. + unsigned getEHExceptionRegister() const; + unsigned getEHHandlerRegister() const; + + int getDwarfRegNum(unsigned RegNum, bool isEH) const; +}; + +} // End llvm namespace + +#endif + |