- //===- llvm/TableGen/TableGenBackend.h - Backend utilities ------*- C++ -*-===// 
- // 
- // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 
- // See https://llvm.org/LICENSE.txt for license information. 
- // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 
- // 
- //===----------------------------------------------------------------------===// 
- // 
- // Useful utilities for TableGen backends. 
- // 
- //===----------------------------------------------------------------------===// 
-   
- #ifndef LLVM_TABLEGEN_TABLEGENBACKEND_H 
- #define LLVM_TABLEGEN_TABLEGENBACKEND_H 
-   
- namespace llvm { 
-   
- class StringRef; 
- class raw_ostream; 
-   
- /// emitSourceFileHeader - Output an LLVM style file header to the specified 
- /// raw_ostream. 
- void emitSourceFileHeader(StringRef Desc, raw_ostream &OS); 
-   
- extern bool TimeRegions; 
-   
- } // End llvm namespace 
-   
- #endif 
-