//===-- StreamExecutor.h - The StreamExecutor class -------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// The StreamExecutor class which represents a single device of a specific
/// platform.
///
//===----------------------------------------------------------------------===//

#ifndef STREAMEXECUTOR_STREAMEXECUTOR_H
#define STREAMEXECUTOR_STREAMEXECUTOR_H

#include "streamexecutor/KernelSpec.h"
#include "streamexecutor/Utils/Error.h"

namespace streamexecutor {

class KernelInterface;
class PlatformStreamExecutor;
class Stream;

class StreamExecutor {
public:
  explicit StreamExecutor(PlatformStreamExecutor *PlatformExecutor);
  virtual ~StreamExecutor();

  /// Gets the kernel implementation for the underlying platform.
  virtual Expected<std::unique_ptr<KernelInterface>>
  getKernelImplementation(const MultiKernelLoaderSpec &Spec) {
    // TODO(jhen): Implement this.
    return nullptr;
  }

  Expected<std::unique_ptr<Stream>> createStream();

private:
  PlatformStreamExecutor *PlatformExecutor;
};

} // namespace streamexecutor

#endif // STREAMEXECUTOR_STREAMEXECUTOR_H