Subversion Repositories QNX 8.QNX8 LLVM/Clang compiler suite

//===-- 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.

void splitCodeGen(

    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