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https://github.com/c64scene-ar/llvm-6502.git
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b83b28697c
Some functions are in X86RegisterInfo.cpp, others, because of the data they need, are in X86RegisterClasses.cpp, which also defines some register classes: byte, short, and int. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4784 91177308-0d34-0410-b5e6-96231b3b80d8
42 lines
1.2 KiB
C++
42 lines
1.2 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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MRegisterInfo::const_iterator const_regclass_begin() const;
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MRegisterInfo::const_iterator const_regclass_end() const;
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void copyReg2PCRel(MachineBasicBlock *MBB,
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MachineBasicBlock::iterator &MBBI,
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unsigned SrcReg, unsigned ImmOffset,
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unsigned dataSize) const;
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void copyPCRel2Reg(MachineBasicBlock *MBB,
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MachineBasicBlock::iterator &MBBI,
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unsigned ImmOffset, unsigned DestReg,
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unsigned dataSize) 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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unsigned getNumRegClasses() const;
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};
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#endif
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