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https://github.com/c64scene-ar/llvm-6502.git
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6f0d024a53
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46930 91177308-0d34-0410-b5e6-96231b3b80d8
71 lines
2.2 KiB
C++
71 lines
2.2 KiB
C++
//===- SparcRegisterInfo.h - Sparc Register Information Impl ----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the Sparc implementation of the TargetRegisterInfo class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SPARCREGISTERINFO_H
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#define SPARCREGISTERINFO_H
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#include "llvm/Target/TargetRegisterInfo.h"
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#include "SparcGenRegisterInfo.h.inc"
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namespace llvm {
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class SparcSubtarget;
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class TargetInstrInfo;
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class Type;
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struct SparcRegisterInfo : public SparcGenRegisterInfo {
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SparcSubtarget &Subtarget;
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const TargetInstrInfo &TII;
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SparcRegisterInfo(SparcSubtarget &st, const TargetInstrInfo &tii);
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/// Code Generation virtual methods...
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void reMaterialize(MachineBasicBlock &MBB, MachineBasicBlock::iterator MI,
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unsigned DestReg, const MachineInstr *Orig) const;
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const unsigned *getCalleeSavedRegs(const MachineFunction *MF = 0) const;
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const TargetRegisterClass* const* getCalleeSavedRegClasses(
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const MachineFunction *MF = 0) const;
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BitVector getReservedRegs(const MachineFunction &MF) const;
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bool hasFP(const MachineFunction &MF) const;
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void eliminateCallFramePseudoInstr(MachineFunction &MF,
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MachineBasicBlock &MBB,
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MachineBasicBlock::iterator I) const;
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void eliminateFrameIndex(MachineBasicBlock::iterator II,
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int SPAdj, RegScavenger *RS = NULL) const;
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void processFunctionBeforeFrameFinalized(MachineFunction &MF) const;
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void emitPrologue(MachineFunction &MF) const;
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void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
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// Debug information queries.
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unsigned getRARegister() const;
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unsigned getFrameRegister(MachineFunction &MF) const;
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// Exception handling queries.
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unsigned getEHExceptionRegister() const;
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unsigned getEHHandlerRegister() const;
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int getDwarfRegNum(unsigned RegNum, bool isEH) const;
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};
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} // end namespace llvm
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#endif
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