scheduler.cc

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/*
 * Copyright (c) 2014-2015 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,
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 * 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"
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 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * Author: Sooraj Puthoor
 */

#include "gpu-compute/scheduler.hh"

Scheduler::Scheduler(const ComputeUnitParams *p)
{
    if (p->execPolicy  == "OLDEST-FIRST") {
        schedPolicy = SCHED_POLICY::OF_POLICY;
    } else if (p->execPolicy  == "ROUND-ROBIN") {
        schedPolicy = SCHED_POLICY::RR_POLICY;
    } else {
        fatal("Unimplemented scheduling policy");
    }
}

Wavefront*
Scheduler::chooseWave()
{
    if (schedPolicy == SCHED_POLICY::OF_POLICY) {
        return OFSchedPolicy.chooseWave();
    } else if (schedPolicy == SCHED_POLICY::RR_POLICY) {
        return RRSchedPolicy.chooseWave();
    } else {
        fatal("Unimplemented scheduling policy");
    }
}

void
Scheduler::bindList(std::vector<Wavefront*> *list)
{
    if (schedPolicy == SCHED_POLICY::OF_POLICY) {
        OFSchedPolicy.bindList(list);
    } else if (schedPolicy == SCHED_POLICY::RR_POLICY) {
        RRSchedPolicy.bindList(list);
    } else {
        fatal("Unimplemented scheduling policy");
    }
}