1 //===- MCWinCOFFStreamer.h - COFF Object File Interface ---------*- 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_MCWINCOFFSTREAMER_H 11 #define LLVM_MC_MCWINCOFFSTREAMER_H 12 13 #include "llvm/MC/MCDirectives.h" 14 #include "llvm/MC/MCObjectStreamer.h" 15 16 namespace llvm { 17 class MCAsmBackend; 18 class MCContext; 19 class MCCodeEmitter; 20 class MCExpr; 21 class MCInst; 22 class MCSection; 23 class MCSubtargetInfo; 24 class MCSymbol; 25 class StringRef; 26 class raw_ostream; 27 class raw_pwrite_stream; 28 29 class MCWinCOFFStreamer : public MCObjectStreamer { 30 public: 31 MCWinCOFFStreamer(MCContext &Context, MCAsmBackend &MAB, MCCodeEmitter &CE, 32 raw_pwrite_stream &OS); 33 34 /// state management 35 void reset() override { 36 CurSymbol = nullptr; 37 MCObjectStreamer::reset(); 38 } 39 40 /// \name MCStreamer interface 41 /// \{ 42 43 void InitSections(bool NoExecStack) override; 44 void EmitLabel(MCSymbol *Symbol) override; 45 void EmitAssemblerFlag(MCAssemblerFlag Flag) override; 46 void EmitThumbFunc(MCSymbol *Func) override; 47 bool EmitSymbolAttribute(MCSymbol *Symbol, MCSymbolAttr Attribute) override; 48 void EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) override; 49 void BeginCOFFSymbolDef(MCSymbol const *Symbol) override; 50 void EmitCOFFSymbolStorageClass(int StorageClass) override; 51 void EmitCOFFSymbolType(int Type) override; 52 void EndCOFFSymbolDef() override; 53 void EmitCOFFSafeSEH(MCSymbol const *Symbol) override; 54 void EmitCOFFSectionIndex(MCSymbol const *Symbol) override; 55 void EmitCOFFSecRel32(MCSymbol const *Symbol) override; 56 void EmitCommonSymbol(MCSymbol *Symbol, uint64_t Size, 57 unsigned ByteAlignment) override; 58 void EmitLocalCommonSymbol(MCSymbol *Symbol, uint64_t Size, 59 unsigned ByteAlignment) override; 60 void EmitZerofill(MCSection *Section, MCSymbol *Symbol, uint64_t Size, 61 unsigned ByteAlignment) override; 62 void EmitTBSSSymbol(MCSection *Section, MCSymbol *Symbol, uint64_t Size, 63 unsigned ByteAlignment) override; 64 void EmitFileDirective(StringRef Filename) override; 65 void EmitIdent(StringRef IdentString) override; 66 void EmitWinEHHandlerData() override; 67 void FinishImpl() override; 68 69 /// \} 70 71 protected: 72 const MCSymbol *CurSymbol; 73 void EmitInstToData(const MCInst &Inst, const MCSubtargetInfo &STI) override; 74 75 private: 76 void Error(const Twine &Msg) const; 77 }; 78 } 79 80 #endif 81 82
