1 files changed, 71 insertions, 0 deletions
diff --git a/src/mem/cache/prefetch/tagged_prefetcher.hh b/src/mem/cache/prefetch/tagged_prefetcher.hh
new file mode 100644
index 000000000..17f500dd8
--- /dev/null
+++ b/src/mem/cache/prefetch/tagged_prefetcher.hh
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2005 The Regents of The University of Michigan
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * 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;
+ * neither the name of the copyright holders 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
+ * OWNER 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.
+ *
+ * Authors: Ron Dreslinski
+ */
+
+/**
+ * @file
+ * Describes a tagged prefetcher based on template policies.
+ */
+
+#ifndef __MEM_CACHE_PREFETCH_TAGGED_PREFETCHER_HH__
+#define __MEM_CACHE_PREFETCH_TAGGED_PREFETCHER_HH__
+
+#include "mem/cache/prefetch/prefetcher.hh"
+
+/**
+ * A template-policy based cache. The behavior of the cache can be altered by
+ * supplying different template policies. TagStore handles all tag and data
+ * storage @sa TagStore. Buffering handles all misses and writes/writebacks
+ * @sa MissQueue. Coherence handles all coherence policy details @sa
+ * UniCoherence, SimpleMultiCoherence.
+ */
+template <class TagStore, class Buffering>
+class TaggedPrefetcher : public Prefetcher<TagStore, Buffering>
+{
+  protected:
+
+    Buffering* mq;
+    TagStore* tags;
+
+    Tick latency;
+    int degree;
+
+  public:
+
+    TaggedPrefetcher(int size, bool pageStop, bool serialSquash,
+                     bool cacheCheckPush, bool onlyData,
+                     Tick latency, int degree);
+
+    ~TaggedPrefetcher() {}
+
+    void calculatePrefetch(Packet * &pkt, std::list<Addr> &addresses,
+                           std::list<Tick> &delays);
+};
+
+#endif // __MEM_CACHE_PREFETCH_TAGGED_PREFETCHER_HH__