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Diffstat (limited to 'src/mem/ruby/network/garnet-flexible-pipeline/flitBuffer.hh')
-rw-r--r-- | src/mem/ruby/network/garnet-flexible-pipeline/flitBuffer.hh | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/src/mem/ruby/network/garnet-flexible-pipeline/flitBuffer.hh b/src/mem/ruby/network/garnet-flexible-pipeline/flitBuffer.hh new file mode 100644 index 000000000..1eb122a51 --- /dev/null +++ b/src/mem/ruby/network/garnet-flexible-pipeline/flitBuffer.hh @@ -0,0 +1,78 @@ +/* + * 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.h + * + * Niket Agarwal, Princeton University + * + * */ + +#ifndef FLIT_BUFFER_H +#define FLIT_BUFFER_H + +#include "NetworkHeader.hh" +#include "PrioHeap.hh" +#include "flit.hh" + +class flitBuffer { +public: + flitBuffer(); + flitBuffer(int maximum_size); + + bool isReady(); + bool isReadyForNext(); + bool isFull(); + bool isEmpty(); + void setMaxSize(int maximum); + flit *getTopFlit(); + flit *peekTopFlit(); + void insert(flit *flt); + void print(ostream& out) const; + +/**********Data Members*********/ +private: + PrioHeap <flit *> m_buffer; + int size, max_size; +}; + +ostream& operator<<(ostream& out, const flitBuffer& obj); + +// ******************* Definitions ******************* + +// Output operator definition +extern inline +ostream& operator<<(ostream& out, const flitBuffer& obj) +{ + obj.print(out); + out << flush; + return out; +} + +#endif + |