Line data    Source code

       1             : //===- llvm/MC/MCWinCOFFObjectWriter.h - Win COFF Object Writer -*- C++ -*-===//
       2             : //
       3             : //                     The LLVM Compiler Infrastructure
       4             : //
       5             : // This file is distributed under the University of Illinois Open Source
       6             : // License. See LICENSE.TXT for details.
       7             : //
       8             : //===----------------------------------------------------------------------===//
       9             : 
      10             : #ifndef LLVM_MC_MCWINCOFFOBJECTWRITER_H
      11             : #define LLVM_MC_MCWINCOFFOBJECTWRITER_H
      12             : 
      13             : #include "llvm/MC/MCObjectWriter.h"
      14             : #include <memory>
      15             : 
      16             : namespace llvm {
      17             : 
      18             : class MCAsmBackend;
      19             : class MCContext;
      20             : class MCFixup;
      21             : class MCValue;
      22             : class raw_pwrite_stream;
      23             : 
      24             :   class MCWinCOFFObjectTargetWriter : public MCObjectTargetWriter {
      25             :     virtual void anchor();
      26             : 
      27             :     const unsigned Machine;
      28             : 
      29             :   protected:
      30             :     MCWinCOFFObjectTargetWriter(unsigned Machine_);
      31             : 
      32             :   public:
      33           0 :     virtual ~MCWinCOFFObjectTargetWriter() = default;
      34             : 
      35        1033 :     virtual Triple::ObjectFormatType getFormat() const { return Triple::COFF; }
      36             :     static bool classof(const MCObjectTargetWriter *W) {
      37             :       return W->getFormat() == Triple::COFF;
      38             :     }
      39             : 
      40           0 :     unsigned getMachine() const { return Machine; }
      41             :     virtual unsigned getRelocType(MCContext &Ctx, const MCValue &Target,
      42             :                                   const MCFixup &Fixup, bool IsCrossSection,
      43             :                                   const MCAsmBackend &MAB) const = 0;
      44        2630 :     virtual bool recordRelocation(const MCFixup &) const { return true; }
      45             :   };
      46             : 
      47             :   /// Construct a new Win COFF writer instance.
      48             :   ///
      49             :   /// \param MOTW - The target specific WinCOFF writer subclass.
      50             :   /// \param OS - The stream to write to.
      51             :   /// \returns The constructed object writer.
      52             :   std::unique_ptr<MCObjectWriter>
      53             :   createWinCOFFObjectWriter(std::unique_ptr<MCWinCOFFObjectTargetWriter> MOTW,
      54             :                             raw_pwrite_stream &OS);
      55             : } // end namespace llvm
      56             : 
      57             : #endif // LLVM_MC_MCWINCOFFOBJECTWRITER_H