llvm-mirror/lib/Target/X86/X86TargetObjectFile.h

//===-- llvm/Target/X86/X86TargetObjectFile.h - X86 Object Info -*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_TARGET_X86_TARGETOBJECTFILE_H
#define LLVM_TARGET_X86_TARGETOBJECTFILE_H

#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetLoweringObjectFile.h"

namespace llvm {
  class X86TargetMachine;

  /// X8664_MachoTargetObjectFile - This TLOF implementation is used for Darwin
  /// x86-64.
  class X8664_MachoTargetObjectFile : public TargetLoweringObjectFileMachO {
  public:
    virtual const MCExpr *
    getExprForDwarfGlobalReference(const GlobalValue *GV, Mangler *Mang,
                                   MachineModuleInfo *MMI, unsigned Encoding,
                                   MCStreamer &Streamer) const;

    // getCFIPersonalitySymbol - The symbol that gets passed to
    // .cfi_personality.
    virtual MCSymbol *
    getCFIPersonalitySymbol(const GlobalValue *GV, Mangler *Mang,
                            MachineModuleInfo *MMI) const;
  };

  class X8632_ELFTargetObjectFile : public TargetLoweringObjectFileELF {
    const X86TargetMachine &TM;
  public:
    X8632_ELFTargetObjectFile(const X86TargetMachine &tm)
      :TM(tm) { }
    virtual unsigned getPersonalityEncoding() const;
    virtual unsigned getLSDAEncoding() const;
    virtual unsigned getFDEEncoding(bool CFI) const;
    virtual unsigned getTTypeEncoding() const;
  };

  class X8664_ELFTargetObjectFile : public TargetLoweringObjectFileELF {
    const X86TargetMachine &TM;
  public:
    X8664_ELFTargetObjectFile(const X86TargetMachine &tm)
      :TM(tm) { }
    virtual unsigned getPersonalityEncoding() const;
    virtual unsigned getLSDAEncoding() const;
    virtual unsigned getFDEEncoding(bool CFI) const;
    virtual unsigned getTTypeEncoding() const;
  };

} // end namespace llvm

#endif