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Diffstat (limited to 'src/mem/ruby/tester/RaceyDriver.hh')
-rw-r--r-- | src/mem/ruby/tester/RaceyDriver.hh | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/src/mem/ruby/tester/RaceyDriver.hh b/src/mem/ruby/tester/RaceyDriver.hh new file mode 100644 index 000000000..a1a821b96 --- /dev/null +++ b/src/mem/ruby/tester/RaceyDriver.hh @@ -0,0 +1,112 @@ + +/* + * 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. + */ + +/* + * $Id$ + * + * Description: The driver interface between racey pseudo threads and ruby + * memory timing simulator. + * + */ + +#ifndef RACEYDRIVER_H +#define RACEYDRIVER_H + +#include "Global.hh" +#include "Driver.hh" + +class RaceyPseudoThread; + +class RaceyDriver : public Driver, public Consumer { +public: + // Constructors + RaceyDriver(); + + // Destructor + ~RaceyDriver(); + + // Public Methods + int runningThreads(); + void registerThread0Wakeup(); + void joinThread(); + bool Thread0Initialized() { + return m_racey_pseudo_threads[0]->getInitializedState(); + }; + + void hitCallback(NodeID proc, SubBlock& data, CacheRequestType type, int thread); + void wakeup(); + void printStats(ostream& out) const; + void clearStats() {} + void printConfig(ostream& out) const {} + + integer_t getInstructionCount(int procID) const; + + // save/load cpu states + void saveCPUStates(int cpu_id, string filename) { + m_racey_pseudo_threads[cpu_id]->saveCPUStates(filename); + }; + void loadCPUStates(int cpu_id, string filename) { + m_racey_pseudo_threads[cpu_id]->loadCPUStates(filename); + }; + + // reset IC + void resetIC(int cpu_id) { + m_racey_pseudo_threads[cpu_id]->resetIC(); + } + + void print(ostream& out) const; +private: + + // Private copy constructor and assignment operator + RaceyDriver(const RaceyDriver& obj); + RaceyDriver& operator=(const RaceyDriver& obj); + + // Data Members (m_ prefix) + Vector<RaceyPseudoThread*> m_racey_pseudo_threads; + int m_done_counter; + bool m_wakeup_thread0; + + Time m_finish_time; +}; + +// Output operator declaration +ostream& operator<<(ostream& out, const RaceyDriver& obj); + +// ******************* Definitions ******************* + +// Output operator definition +extern inline +ostream& operator<<(ostream& out, const RaceyDriver& obj) +{ + obj.print(out); + out << flush; + return out; +} + +#endif //RACEYDRIVER_H |