1 files changed, 104 insertions, 0 deletions
diff --git a/src/mem/ruby/network/garnet-flexible-pipeline/flitBuffer.cc b/src/mem/ruby/network/garnet-flexible-pipeline/flitBuffer.cc
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index 000000000..e0fb26e0a
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+++ b/src/mem/ruby/network/garnet-flexible-pipeline/flitBuffer.cc
@@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
+ * 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.
+ */
+
+/*
+ * flitBuffer.C
+ *
+ * Niket Agarwal, Princeton University
+ *
+ * */
+
+#include "flitBuffer.hh"
+
+flitBuffer::flitBuffer()
+{
+        max_size = INFINITE_;
+}
+
+flitBuffer::flitBuffer(int maximum_size)
+{
+        max_size = maximum_size;
+}
+
+bool flitBuffer::isEmpty()
+{
+        return (m_buffer.size() == 0);
+}
+
+bool flitBuffer::isReady()
+{
+        if(m_buffer.size() != 0 )
+        {
+                flit *t_flit = m_buffer.peekMin();
+                if(t_flit->get_time() <= g_eventQueue_ptr->getTime())
+                        return true;
+        }
+        return false;
+}
+
+bool flitBuffer::isReadyForNext()
+{
+        if(m_buffer.size() != 0 )
+        {
+                flit *t_flit = m_buffer.peekMin();
+                if(t_flit->get_time() <= (g_eventQueue_ptr->getTime() + 1))
+                        return true;
+        }
+        return false;
+}
+
+bool flitBuffer::isFull()
+{
+        return (m_buffer.size() >= max_size);
+}
+
+void flitBuffer::setMaxSize(int maximum)
+{
+        max_size = maximum;
+}
+
+flit* flitBuffer:: getTopFlit()
+{
+        return m_buffer.extractMin();
+}
+
+flit* flitBuffer::peekTopFlit()
+{
+        return m_buffer.peekMin();
+}
+
+void flitBuffer::insert(flit *flt)
+{
+        m_buffer.insert(flt);
+}
+
+void flitBuffer::print(ostream& out) const
+{
+        out << "[flitBuffer: ";
+        out << m_buffer.size() << "] " << endl;
+}