1 //===- TableGenBackend.h - Base class for TableGen Backends -----*- C++ -*-===//
3 // The TableGenBackend class is provided as a common interface for all TableGen
4 // backends. It provides useful services and an standardized interface.
6 //===----------------------------------------------------------------------===//
8 #ifndef TABLEGENBACKEND_H
9 #define TABLEGENBACKEND_H
16 struct TableGenBackend {
18 // run - All TableGen backends should implement the run method, which should
19 // be the main entry point.
20 virtual void run(std::ostream &OS) = 0;
23 public: // Useful helper routines...
24 /// EmitSourceFileHeader - Output a LLVM style file header to the specified
26 void EmitSourceFileHeader(const std::string &Desc, std::ostream &OS) const;
28 /// getQualifiedName - Return the name of the specified record, with a
29 /// namespace qualifier if the record contains one.
30 std::string getQualifiedName(Record *R) const;
32 /// getTarget - Return the current instance of the Target class.
33 Record *getTarget(RecordKeeper &RC) const;