llvm/llvm/include/llvm/ExecutionEngine/Orc/Speculation.h

//===-- Speculation.h - Speculative Compilation --*- 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
//
//===----------------------------------------------------------------------===//
//
// Contains the definition to support speculative compilation when laziness is
// enabled.
//===----------------------------------------------------------------------===//

#ifndef LLVM_EXECUTIONENGINE_ORC_SPECULATION_H
#define LLVM_EXECUTIONENGINE_ORC_SPECULATION_H

#include "llvm/ADT/DenseMap.h"
#include "llvm/ExecutionEngine/Orc/Core.h"
#include "llvm/ExecutionEngine/Orc/DebugUtils.h"
#include "llvm/ExecutionEngine/Orc/IRCompileLayer.h"
#include "llvm/Support/Debug.h"
#include <mutex>
#include <type_traits>
#include <utility>

namespace llvm {
namespace orc {

class Speculator;

// Track the Impls (JITDylib,Symbols) of Symbols while lazy call through
// trampolines are created. Operations are guarded by locks tp ensure that Imap
// stays in consistent state after read/write

class ImplSymbolMap { … };

// Defines Speculator Concept,
class Speculator { … };

class IRSpeculationLayer : public IRLayer { … };

} // namespace orc
} // namespace llvm

#endif // LLVM_EXECUTIONENGINE_ORC_SPECULATION_H