//===- MCSection.h - Machine Code Sections ----------------------*- C++ -*-===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // // This file declares the MCSection class. // //===----------------------------------------------------------------------===// #ifndef LLVM_MC_MCSECTION_H #define LLVM_MC_MCSECTION_H #include #include "llvm/ADT/StringRef.h" #include "llvm/MC/SectionKind.h" namespace llvm { class MCContext; class TargetAsmInfo; class raw_ostream; /// MCSection - Instances of this class represent a uniqued identifier for a /// section in the current translation unit. The MCContext class uniques and /// creates these. class MCSection { std::string Name; /// IsDirective - This is true if the section name is a directive, not /// something that should be printed with ".section". /// /// FIXME: This is a hack. Switch to a semantic view of the section instead /// of a syntactic one. bool IsDirective; MCSection(const MCSection&); // DO NOT IMPLEMENT void operator=(const MCSection&); // DO NOT IMPLEMENT protected: MCSection(const StringRef &Name, bool IsDirective, SectionKind K, MCContext &Ctx); SectionKind Kind; public: virtual ~MCSection(); const std::string &getName() const { return Name; } bool isDirective() const { return IsDirective; } SectionKind getKind() const { return Kind; } virtual void PrintSwitchToSection(const TargetAsmInfo &TAI, raw_ostream &OS) const = 0; }; class MCSectionELF : public MCSection { MCSectionELF(const StringRef &Name, bool IsDirective, SectionKind K, MCContext &Ctx) : MCSection(Name, IsDirective, K, Ctx) {} public: static MCSectionELF *Create(const StringRef &Name, bool IsDirective, SectionKind K, MCContext &Ctx); virtual void PrintSwitchToSection(const TargetAsmInfo &TAI, raw_ostream &OS) const; }; class MCSectionMachO : public MCSection { MCSectionMachO(const StringRef &Name, bool IsDirective, SectionKind K, MCContext &Ctx) : MCSection(Name, IsDirective, K, Ctx) {} public: static MCSectionMachO *Create(const StringRef &Name, bool IsDirective, SectionKind K, MCContext &Ctx); virtual void PrintSwitchToSection(const TargetAsmInfo &TAI, raw_ostream &OS) const; }; class MCSectionCOFF : public MCSection { MCSectionCOFF(const StringRef &Name, bool IsDirective, SectionKind K, MCContext &Ctx) : MCSection(Name, IsDirective, K, Ctx) {} public: static MCSectionCOFF *Create(const StringRef &Name, bool IsDirective, SectionKind K, MCContext &Ctx); virtual void PrintSwitchToSection(const TargetAsmInfo &TAI, raw_ostream &OS) const; }; } // end namespace llvm #endif