/*
 * Copyright (c) 2017-2021 Advanced Micro Devices, Inc.
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 * For use for simulation and test purposes only
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 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
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 * 3. Neither the name of the copyright holder nor the names of its
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#ifndef CPU_TESTERS_PROTOCOL_TESTER_GPU_WAVEFRONT_HH_
#define CPU_TESTERS_PROTOCOL_TESTER_GPU_WAVEFRONT_HH_

#include "cpu/testers/gpu_ruby_test/tester_thread.hh"
#include "params/GpuWavefront.hh"
#include "sim/clocked_object.hh"

class GpuWavefront : public TesterThread
{
  public:
    typedef GpuWavefrontParams Params;
    GpuWavefront(const Params &p);
    virtual ~GpuWavefront();

    typedef AddressManager::Location Location;
    typedef AddressManager::Value Value;

    virtual void hitCallback(PacketPtr pkt);

  protected:
    void issueLoadOps();
    void issueStoreOps();
    void issueAtomicOps();
    // acquire and release ops are protocol-specific, so their issue functions
    // may be redefined by a child class of GpuWavefront
    virtual void issueAcquireOp();
    virtual void issueReleaseOp();
    // set extra request flags that is specific to a target protocol
    virtual void setExtraRequestFlags(RequestPtr req);

  protected:
    int cuId;    // compute unit associated with this wavefront
};

#endif /* CPU_TESTERS_PROTOCOL_TESTER_GPU_WAVEFRONT_HH_ */