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https://github.com/c64scene-ar/llvm-6502.git
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6811c6e1d7
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5147 91177308-0d34-0410-b5e6-96231b3b80d8
52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
//===- X86RegisterInfo.h - X86 Register Information Impl ----------*-C++-*-===//
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//
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// This file contains the X86 implementation of the MRegisterInfo class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef X86REGISTERINFO_H
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#define X86REGISTERINFO_H
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#include "llvm/Target/MRegisterInfo.h"
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class Type;
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struct X86RegisterInfo : public MRegisterInfo {
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X86RegisterInfo();
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void storeReg2RegOffset(MachineBasicBlock &MBB,
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MachineBasicBlock::iterator &MBBI,
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unsigned SrcReg, unsigned DestReg, unsigned ImmOffset,
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const TargetRegisterClass *RC) const;
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void loadRegOffset2Reg(MachineBasicBlock &MBB,
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MachineBasicBlock::iterator &MBBI,
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unsigned DestReg, unsigned SrcReg, unsigned ImmOffset,
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const TargetRegisterClass *RC) const;
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void moveReg2Reg(MachineBasicBlock &MBB, MachineBasicBlock::iterator &MBBI,
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unsigned DestReg, unsigned SrcReg,
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const TargetRegisterClass *RC) const;
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void moveImm2Reg(MachineBasicBlock &MBB, MachineBasicBlock::iterator &MBBI,
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unsigned DestReg, unsigned Imm,
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const TargetRegisterClass *RC) const;
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unsigned getFramePointer() const;
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unsigned getStackPointer() const;
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const unsigned* getCalleeSaveRegs() const;
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const unsigned* getCallerSaveRegs() const;
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void emitPrologue(MachineFunction &MF, unsigned numBytes) const;
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void emitEpilogue(MachineBasicBlock &MBB, unsigned numBytes) const;
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/// Returns register class appropriate for input SSA register
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///
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const TargetRegisterClass *getClassForReg(unsigned Reg) const;
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const TargetRegisterClass* getRegClassForType(const Type* Ty) const;
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};
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#endif
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