1 /* Copyright 2017 The TensorFlow Authors. All Rights Reserved. 2 3 Licensed under the Apache License, Version 2.0 (the "License"); 4 you may not use this file except in compliance with the License. 5 You may obtain a copy of the License at 6 7 http://www.apache.org/licenses/LICENSE-2.0 8 9 Unless required by applicable law or agreed to in writing, software 10 distributed under the License is distributed on an "AS IS" BASIS, 11 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 See the License for the specific language governing permissions and 13 limitations under the License. 14 ==============================================================================*/ 15 16 #ifndef TENSORFLOW_PLATFORM_CPU_FEATURE_GUARD_H_ 17 #define TENSORFLOW_PLATFORM_CPU_FEATURE_GUARD_H_ 18 19 namespace tensorflow { 20 namespace 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. 27 void InfoAboutUnusedCPUFeatures(); 28 29 } // namespace port 30 } // namespace tensorflow 31 32 #endif // TENSORFLOW_PLATFORM_CPU_FEATURE_GUARD_H_ 33
