| 1 | //===- llvm/MC/MCWinCOFFObjectWriter.h - Win COFF Object Writer -*- C++ -*-===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #ifndef LLVM_MC_MCWINCOFFOBJECTWRITER_H |
| 10 | #define LLVM_MC_MCWINCOFFOBJECTWRITER_H |
| 11 | |
| 12 | #include "llvm/MC/MCObjectWriter.h" |
| 13 | #include <memory> |
| 14 | |
| 15 | namespace llvm { |
| 16 | |
| 17 | class MCAsmBackend; |
| 18 | class MCContext; |
| 19 | class MCFixup; |
| 20 | class MCValue; |
| 21 | class raw_pwrite_stream; |
| 22 | |
| 23 | class MCWinCOFFObjectTargetWriter : public MCObjectTargetWriter { |
| 24 | virtual void anchor(); |
| 25 | |
| 26 | const unsigned Machine; |
| 27 | |
| 28 | protected: |
| 29 | MCWinCOFFObjectTargetWriter(unsigned Machine_); |
| 30 | |
| 31 | public: |
| 32 | virtual ~MCWinCOFFObjectTargetWriter() = default; |
| 33 | |
| 34 | Triple::ObjectFormatType getFormat() const override { return Triple::COFF; } |
| 35 | static bool classof(const MCObjectTargetWriter *W) { |
| 36 | return W->getFormat() == Triple::COFF; |
| 37 | } |
| 38 | |
| 39 | unsigned getMachine() const { return Machine; } |
| 40 | virtual unsigned getRelocType(MCContext &Ctx, const MCValue &Target, |
| 41 | const MCFixup &Fixup, bool IsCrossSection, |
| 42 | const MCAsmBackend &MAB) const = 0; |
| 43 | virtual bool recordRelocation(const MCFixup &) const { return true; } |
| 44 | }; |
| 45 | |
| 46 | /// Construct a new Win COFF writer instance. |
| 47 | /// |
| 48 | /// \param MOTW - The target specific WinCOFF writer subclass. |
| 49 | /// \param OS - The stream to write to. |
| 50 | /// \returns The constructed object writer. |
| 51 | std::unique_ptr<MCObjectWriter> |
| 52 | createWinCOFFObjectWriter(std::unique_ptr<MCWinCOFFObjectTargetWriter> MOTW, |
| 53 | raw_pwrite_stream &OS); |
| 54 | |
| 55 | std::unique_ptr<MCObjectWriter> |
| 56 | createWinCOFFDwoObjectWriter(std::unique_ptr<MCWinCOFFObjectTargetWriter> MOTW, |
| 57 | raw_pwrite_stream &OS, raw_pwrite_stream &DwoOS); |
| 58 | } // end namespace llvm |
| 59 | |
| 60 | #endif // LLVM_MC_MCWINCOFFOBJECTWRITER_H |
| 61 |