llvm/llvm/include/llvm/ExecutionEngine/RuntimeDyld.h

//===- RuntimeDyld.h - Run-time dynamic linker for MC-JIT -------*- 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
//
//===----------------------------------------------------------------------===//
//
// Interface for the runtime dynamic linker facilities of the MC-JIT.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_EXECUTIONENGINE_RUNTIMEDYLD_H
#define LLVM_EXECUTIONENGINE_RUNTIMEDYLD_H

#include "llvm/ADT/FunctionExtras.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/DebugInfo/DIContext.h"
#include "llvm/ExecutionEngine/JITSymbol.h"
#include "llvm/Object/ObjectFile.h"
#include "llvm/Support/Error.h"
#include <algorithm>
#include <cassert>
#include <cstddef>
#include <cstdint>
#include <map>
#include <memory>
#include <string>
#include <system_error>

namespace llvm {

namespace object {

template <typename T> class OwningBinary;

} // end namespace object

/// Base class for errors originating in RuntimeDyld, e.g. missing relocation
/// support.
class RuntimeDyldError : public ErrorInfo<RuntimeDyldError> { … };

class RuntimeDyldImpl;

class RuntimeDyld { … };

// Asynchronous JIT link for ORC.
//
// Warning: This API is experimental and probably should not be used by anyone
// but ORC's RTDyldObjectLinkingLayer2. Internally it constructs a RuntimeDyld
// instance and uses continuation passing to perform the fix-up and finalize
// steps asynchronously.
void jitLinkForORC(
    object::OwningBinary<object::ObjectFile> O,
    RuntimeDyld::MemoryManager &MemMgr, JITSymbolResolver &Resolver,
    bool ProcessAllSections,
    unique_function<Error(const object::ObjectFile &Obj,
                          RuntimeDyld::LoadedObjectInfo &,
                          std::map<StringRef, JITEvaluatedSymbol>)>
        OnLoaded,
    unique_function<void(object::OwningBinary<object::ObjectFile>,
                         std::unique_ptr<RuntimeDyld::LoadedObjectInfo>, Error)>
        OnEmitted);

} // end namespace llvm

#endif // LLVM_EXECUTIONENGINE_RUNTIMEDYLD_H