1/* Copyright 2017 The TensorFlow Authors. All Rights Reserved.
2
3Licensed under the Apache License, Version 2.0 (the "License");
4you may not use this file except in compliance with the License.
5You may obtain a copy of the License at
6
7 http://www.apache.org/licenses/LICENSE-2.0
8
9Unless required by applicable law or agreed to in writing, software
10distributed under the License is distributed on an "AS IS" BASIS,
11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12See the License for the specific language governing permissions and
13limitations under the License.
14==============================================================================*/
15
16#ifndef TENSORFLOW_CORE_PLATFORM_CPU_FEATURE_GUARD_H_
17#define TENSORFLOW_CORE_PLATFORM_CPU_FEATURE_GUARD_H_
18
19namespace tensorflow {
20namespace port {
21
22// Called by the framework when we expect heavy CPU computation and we want to
23// be sure that the code has been compiled to run optimally on the current
24// hardware. The first time it's called it will run lightweight checks of
25// available SIMD acceleration features and log warnings about any that aren't
26// used.
27void InfoAboutUnusedCPUFeatures();
28
29} // namespace port
30} // namespace tensorflow
31
32#endif // TENSORFLOW_CORE_PLATFORM_CPU_FEATURE_GUARD_H_
33