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https://github.com/c64scene-ar/llvm-6502.git
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b499866c05
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11519 91177308-0d34-0410-b5e6-96231b3b80d8
66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
//===- X86RegisterInfo.h - X86 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 was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source 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 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 llvm::Type;
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#include "X86GenRegisterInfo.h.inc"
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namespace llvm {
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struct X86RegisterInfo : public X86GenRegisterInfo {
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X86RegisterInfo();
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const TargetRegisterClass* getRegClassForType(const Type* Ty) const;
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/// Code Generation virtual methods...
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int storeRegToStackSlot(MachineBasicBlock &MBB,
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MachineBasicBlock::iterator MI,
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unsigned SrcReg, int FrameIndex,
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const TargetRegisterClass *RC) const;
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int loadRegFromStackSlot(MachineBasicBlock &MBB,
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MachineBasicBlock::iterator MI,
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unsigned DestReg, int FrameIndex,
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const TargetRegisterClass *RC) const;
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int copyRegToReg(MachineBasicBlock &MBB,
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MachineBasicBlock::iterator MI,
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unsigned DestReg, unsigned SrcReg,
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const TargetRegisterClass *RC) const;
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virtual bool canFoldMemoryOperand(MachineInstr* MI, unsigned i) const;
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virtual int foldMemoryOperand(MachineInstr* MI, unsigned i,
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int FrameIndex) const;
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void eliminateCallFramePseudoInstr(MachineFunction &MF,
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MachineBasicBlock &MBB,
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MachineBasicBlock::iterator MI) const;
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void eliminateFrameIndex(MachineFunction &MF,
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MachineBasicBlock::iterator MI) 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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};
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} // End llvm namespace
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#endif
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