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#pragma once 
 
#ifdef __GNUC__ 
#pragma GCC diagnostic push 
#pragma GCC diagnostic ignored "-Wunused-parameter" 
#endif 
 
//===-- llvm/CodeGen/ParallelCG.h - Parallel code generation ----*- 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 header declares functions that can be used for parallel code generation. 
// 
//===----------------------------------------------------------------------===// 
 
#ifndef LLVM_CODEGEN_PARALLELCG_H 
#define LLVM_CODEGEN_PARALLELCG_H 
 
#include "llvm/Support/CodeGen.h" 
#include <functional> 
#include <memory> 
 
namespace llvm { 
 
template <typename T> class ArrayRef; 
class Module; 
class TargetMachine; 
class raw_pwrite_stream; 
 
/// Split M into OSs.size() partitions, and generate code for each. Takes a 
/// factory function for the TargetMachine TMFactory. Writes OSs.size() output 
/// files to the output streams in OSs. The resulting output files if linked 
/// together are intended to be equivalent to the single output file that would 
/// have been code generated from M. 
/// 
/// Writes bitcode for individual partitions into output streams in BCOSs, if 
/// BCOSs is not empty. 
/// 
/// \returns M if OSs.size() == 1, otherwise returns std::unique_ptr<Module>(). 
std::unique_ptr<Module> 
splitCodeGen(std::unique_ptr<Module> M, ArrayRef<raw_pwrite_stream *> OSs, 
             ArrayRef<llvm::raw_pwrite_stream *> BCOSs, 
             const std::function<std::unique_ptr<TargetMachine>()> &TMFactory, 
             CodeGenFileType FileType = CGFT_ObjectFile, 
             bool PreserveLocals = false); 
 
} // namespace llvm 
 
#endif 
 
#ifdef __GNUC__ 
#pragma GCC diagnostic pop 
#endif