gpu-compute: AMD's baseline GPU model

1 files changed, 65 insertions, 0 deletions

diff --git a/src/gpu-compute/rr_scheduling_policy.hh b/src/gpu-compute/rr_scheduling_policy.hh
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+/*
+ * 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:
+ *
+ * 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.
+ *
+ * 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
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Author: Sooraj Puthoor
+ */
+
+#ifndef __RR_SCHEDULING_POLICY_HH__
+#define __RR_SCHEDULING_POLICY_HH__
+
+#include <inttypes.h>
+
+#include <cstddef>
+#include <utility>
+#include <vector>
+
+#include "base/misc.hh"
+
+class Wavefront;
+
+// Round-Robin pick among the list of ready waves
+class RRSchedulingPolicy
+{
+  public:
+    RRSchedulingPolicy() : scheduleList(nullptr) { }
+
+    Wavefront* chooseWave();
+    void bindList(std::vector<Wavefront*> *list);
+
+  private:
+    // List of waves which are participating in scheduling.
+    // This scheduler selects one wave from this list based on
+    // round robin policy
+    std::vector<Wavefront*> *scheduleList;
+};
+
+#endif // __RR_SCHEDULING_POLICY_HH__