/* Copyright 2017 The TensorFlow Authors. All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
==============================================================================*/

// A graph pass that rewrites graph for propagating MKL layout as a tensor

#ifndef TENSORFLOW_CORE_GRAPH_MKL_LAYOUT_PASS_H_
#define TENSORFLOW_CORE_GRAPH_MKL_LAYOUT_PASS_H_

#ifdef INTEL_MKL

#include <sys/types.h>
#include <memory>
#include "tensorflow/core/graph/graph.h"

namespace tensorflow {
// Interface to invoke the pass for unit test
//
// Returns true if and only if 'g' is mutated.
extern bool RunMklLayoutRewritePass(std::unique_ptr<Graph>* g);
}  // namespace tensorflow

#endif

#endif  // TENSORFLOW_CORE_GRAPH_MKL_LAYOUT_PASS_H_
