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//===- SkeletonEmitter.cpp - Skeleton TableGen backend          -*- 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 
// 
//===----------------------------------------------------------------------===// 
// 
// This Tablegen backend emits ... 
// 
//===----------------------------------------------------------------------===// 
 
#include "llvm/ADT/ArrayRef.h" 
#include "llvm/ADT/DenseMap.h" 
#include "llvm/ADT/StringExtras.h" 
#include "llvm/Support/Format.h" 
#include "llvm/Support/MemoryBuffer.h" 
#include "llvm/Support/SourceMgr.h" 
#include "llvm/TableGen/Error.h" 
#include "llvm/TableGen/Record.h" 
#include "llvm/TableGen/TableGenBackend.h" 
#include <algorithm> 
#include <set> 
#include <string> 
#include <vector> 
 
#define DEBUG_TYPE "skeleton-emitter" 
 
using namespace llvm; 
 
namespace { 
 
// Any helper data structures can be defined here. Some backends use 
// structs to collect information from the records. 
 
class SkeletonEmitter { 
private: 
  RecordKeeper &Records; 
 
public: 
  SkeletonEmitter(RecordKeeper &RK) : Records(RK) {} 
 
  void run(raw_ostream &OS); 
}; // emitter class 
 
} // anonymous namespace 
 
void SkeletonEmitter::run(raw_ostream &OS) { 
  emitSourceFileHeader("Skeleton data structures", OS); 
 
  (void)Records; // To suppress unused variable warning; remove on use. 
} 
 
namespace llvm { 
 
// The only thing that should be in the llvm namespace is the 
// emitter entry point function. 
 
void EmitSkeleton(RecordKeeper &RK, raw_ostream &OS) { 
  // Instantiate the emitter class and invoke run(). 
  SkeletonEmitter(RK).run(OS); 
} 
 
} // namespace llvm