static_register_manager_policy.hh

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/*
 * Copyright (c) 2016 Advanced Micro Devices, Inc.
 * All rights reserved.
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 * modification, are permitted provided that the following conditions are met:
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 * this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright notice,
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#ifndef __STATIC_REGISTER_MANAGER_POLICY_HH__
#define __STATIC_REGISTER_MANAGER_POLICY_HH__
 
#include "gpu-compute/register_manager_policy.hh"
 
namespace gem5
{
 
class HSAQueueEntry;
 
class StaticRegisterManagerPolicy : public RegisterManagerPolicy
{
  public:
 
    StaticRegisterManagerPolicy();
 
    void exec() override;
 
    int mapVgpr(Wavefront* w, int vgprIndex) override;
    int mapSgpr(Wavefront* w, int sgprIndex) override;
 
    bool canAllocateVgprs(int simdId, int nWfs, int demandPerWf) override;
    bool canAllocateSgprs(int simdId, int nWfs, int demandPerWf) override;
 
    void allocateRegisters(Wavefront *w, int vectorDemand,
        int scalarDemand) override;
 
    void freeRegisters(Wavefront *w) override;
};
 
} // namespace gem5
 
#endif // __STATIC_REGISTER_MANAGER_POLICY_HH__