scheduling_policy.hh revision 12696
111308Santhony.gutierrez@amd.com/* 212696Santhony.gutierrez@amd.com * Copyright (c) 2014-2017 Advanced Micro Devices, Inc. 311308Santhony.gutierrez@amd.com * All rights reserved. 411308Santhony.gutierrez@amd.com * 511308Santhony.gutierrez@amd.com * For use for simulation and test purposes only 611308Santhony.gutierrez@amd.com * 711308Santhony.gutierrez@amd.com * Redistribution and use in source and binary forms, with or without 811308Santhony.gutierrez@amd.com * modification, are permitted provided that the following conditions are met: 911308Santhony.gutierrez@amd.com * 1011308Santhony.gutierrez@amd.com * 1. Redistributions of source code must retain the above copyright notice, 1111308Santhony.gutierrez@amd.com * this list of conditions and the following disclaimer. 1211308Santhony.gutierrez@amd.com * 1311308Santhony.gutierrez@amd.com * 2. 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IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 2511308Santhony.gutierrez@amd.com * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 2611308Santhony.gutierrez@amd.com * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 2711308Santhony.gutierrez@amd.com * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 2811308Santhony.gutierrez@amd.com * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 2911308Santhony.gutierrez@amd.com * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 3011308Santhony.gutierrez@amd.com * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 3111308Santhony.gutierrez@amd.com * POSSIBILITY OF SUCH DAMAGE. 3211308Santhony.gutierrez@amd.com * 3312696Santhony.gutierrez@amd.com * Authors: Sooraj Puthoor, 3412696Santhony.gutierrez@amd.com * Anthony Gutierrez 3511308Santhony.gutierrez@amd.com */ 3611308Santhony.gutierrez@amd.com 3712696Santhony.gutierrez@amd.com#ifndef __GPU_COMPUTE_SCHEDULING_POLICY_HH__ 3812696Santhony.gutierrez@amd.com#define __GPU_COMPUTE_SCHEDULING_POLICY_HH__ 3911308Santhony.gutierrez@amd.com 4011308Santhony.gutierrez@amd.com#include <vector> 4111308Santhony.gutierrez@amd.com 4212696Santhony.gutierrez@amd.comclass Wavefront; 4312696Santhony.gutierrez@amd.com 4412696Santhony.gutierrez@amd.com/** 4512696Santhony.gutierrez@amd.com * Interface class for the wave scheduling policy. 4612696Santhony.gutierrez@amd.com */ 4711308Santhony.gutierrez@amd.comclass SchedulingPolicy 4811308Santhony.gutierrez@amd.com{ 4911308Santhony.gutierrez@amd.com public: 5012696Santhony.gutierrez@amd.com SchedulingPolicy() { } 5112696Santhony.gutierrez@amd.com virtual Wavefront *chooseWave(std::vector<Wavefront*> *sched_list) = 0; 5211308Santhony.gutierrez@amd.com}; 5311308Santhony.gutierrez@amd.com 5412696Santhony.gutierrez@amd.com/** 5512696Santhony.gutierrez@amd.com * Intermediate class that derives from the i-face class, and implements 5612696Santhony.gutierrez@amd.com * its API. It uses the CRTP to take in the actual scheduling policy 5712696Santhony.gutierrez@amd.com * implementation as a template parameter. This allows us to use a pointer 5812696Santhony.gutierrez@amd.com * to SchedulingPolicy and instantiate whichever policy we want. The 5912696Santhony.gutierrez@amd.com * derived policies implement the scheduler arbitration logic using 6012696Santhony.gutierrez@amd.com * the static member method called __chooseWave(); 6112696Santhony.gutierrez@amd.com */ 6212696Santhony.gutierrez@amd.comtemplate<typename Policy> 6312696Santhony.gutierrez@amd.comclass __SchedulingPolicy : public SchedulingPolicy 6412696Santhony.gutierrez@amd.com{ 6512696Santhony.gutierrez@amd.com public: 6612696Santhony.gutierrez@amd.com __SchedulingPolicy() { } 6712696Santhony.gutierrez@amd.com 6812696Santhony.gutierrez@amd.com Wavefront* 6912696Santhony.gutierrez@amd.com chooseWave(std::vector<Wavefront*> *sched_list) override 7012696Santhony.gutierrez@amd.com { 7112696Santhony.gutierrez@amd.com return Policy::__chooseWave(sched_list); 7212696Santhony.gutierrez@amd.com } 7312696Santhony.gutierrez@amd.com}; 7412696Santhony.gutierrez@amd.com 7512696Santhony.gutierrez@amd.com#endif // __GPU_COMPUTE_SCHEDULING_POLICY_HH__ 76