src/gpu-compute/of_scheduling_policy.hh

/*
 * Copyright (c) 2014-2015 Advanced Micro Devices, Inc.
 * All rights reserved.
 *
 * For use for simulation and test purposes only
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
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 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
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 * 3. Neither the name of the copyright holder nor the names of its contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 *
 * Author: Sooraj Puthoor
 */

#ifndef __OF_SCHEDULING_POLICY_HH__
#define __OF_SCHEDULING_POLICY_HH__

#include <cstddef>
#include <vector>

#include "base/logging.hh"

class Wavefront;

// Oldest First where age is marked by the wave id
class OFSchedulingPolicy
{
  public:
    OFSchedulingPolicy() : scheduleList(nullptr) { }

    Wavefront* chooseWave();
    void bindList(std::vector<Wavefront*> *list);

  private:
    // List of waves which are participating in scheduling.
    // This scheduler selects the oldest wave from this list
    std::vector<Wavefront*> *scheduleList;
};

#endif // __OF_SCHEDULING_POLICY_HH__