1/*
2 * Copyright (c) 2014-2017 Advanced Micro Devices, Inc.
3 * All rights reserved.
4 *
5 * For use for simulation and test purposes only
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright notice,
11 * this list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright notice,
14 * this list of conditions and the following disclaimer in the documentation
15 * and/or other materials provided with the distribution.
16 *
17 * 3. Neither the name of the copyright holder nor the names of its
18 * contributors may be used to endorse or promote products derived from this
19 * software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
25 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 * POSSIBILITY OF SUCH DAMAGE.
32 *
33 * Authors: Sooraj Puthoor,
34 *          Anthony Gutierrez
35 */
36
37#include "gpu-compute/scheduler.hh"
38
39#include "gpu-compute/of_scheduling_policy.hh"
40#include "gpu-compute/rr_scheduling_policy.hh"
41#include "params/ComputeUnit.hh"
42
43Scheduler::Scheduler(const ComputeUnitParams *p)
44{
45    if (p->execPolicy == "OLDEST-FIRST") {
46        schedPolicy = new OFSchedulingPolicy();
47    } else if (p->execPolicy == "ROUND-ROBIN") {
48        schedPolicy = new RRSchedulingPolicy();
49    } else {
50        fatal("Unimplemented scheduling policy.\n");
51    }
52}
53
54Wavefront*
55Scheduler::chooseWave()
56{
57    return schedPolicy->chooseWave(scheduleList);
58}
59
60void
61Scheduler::bindList(std::vector<Wavefront*> *sched_list)
62{
63    scheduleList = sched_list;
64}
65