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static_communicator_dummy.hh
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/**
* @file static_communicator_dummy.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date Wed Sep 01 17:57:12 2010
*
* @brief Class handling the parallel communications
*
* @section LICENSE
*
* Copyright (©) 2010-2011 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_STATIC_COMMUNICATOR_DUMMY_HH__
#define __AKANTU_STATIC_COMMUNICATOR_DUMMY_HH__
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "real_static_communicator.hh"
/* -------------------------------------------------------------------------- */
#include <vector>
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
class StaticCommunicatorDummy : public RealStaticCommunicator {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
StaticCommunicatorDummy(__attribute__ ((unused)) int & argc,
__attribute__ ((unused)) char ** & argv) : RealStaticCommunicator(argc, argv) {
prank = 0;
psize = 1;
};
virtual ~StaticCommunicatorDummy() {};
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
template<typename T>
void send(__attribute__ ((unused)) T * buffer,
__attribute__ ((unused)) Int size,
__attribute__ ((unused)) Int receiver,
__attribute__ ((unused)) Int tag) {}
template<typename T>
void receive(__attribute__ ((unused)) T * buffer,
__attribute__ ((unused)) Int size,
__attribute__ ((unused)) Int sender,
__attribute__ ((unused)) Int tag) {}
template<typename T>
CommunicationRequest * asyncSend(__attribute__ ((unused)) T * buffer,
__attribute__ ((unused)) Int size,
__attribute__ ((unused)) Int receiver,
__attribute__ ((unused)) Int tag) {
return new CommunicationRequest(0, 0);
}
template<typename T>
CommunicationRequest * asyncReceive(__attribute__ ((unused)) T * buffer,
__attribute__ ((unused)) Int size,
__attribute__ ((unused)) Int sender,
__attribute__ ((unused)) Int tag) {
return new CommunicationRequest(0, 0);
}
template<typename T>
inline void probe(__attribute__ ((unused)) Int sender,
__attribute__ ((unused)) Int tag,
__attribute__ ((unused)) CommunicationStatus & status) {
}
bool testRequest(__attribute__ ((unused)) CommunicationRequest * request) { return true; };
void wait(__attribute__ ((unused)) CommunicationRequest * request) {};
void waitAll(__attribute__ ((unused)) std::vector<CommunicationRequest *> & requests) {};
void barrier() {};
template<typename T>
void allReduce(__attribute__ ((unused)) T * values,
__attribute__ ((unused)) Int nb_values,
__attribute__ ((unused)) const SynchronizerOperation & op) {}
template<typename T>
inline void allGather(__attribute__ ((unused)) T * values,
__attribute__ ((unused)) Int nb_values) {}
template<typename T>
inline void allGatherV(__attribute__ ((unused)) T * values,
__attribute__ ((unused)) Int * nb_values) {}
template<typename T>
inline void gather(__attribute__ ((unused)) T * values,
__attribute__ ((unused)) Int nb_values,
__attribute__ ((unused)) Int root = 0) {}
template<typename T>
inline void gatherV(__attribute__ ((unused)) T * values,
__attribute__ ((unused)) Int * nb_values,
__attribute__ ((unused)) Int root = 0) {}
template<typename T>
inline void broadcast(__attribute__ ((unused)) T * values,
__attribute__ ((unused)) Int nb_values,
__attribute__ ((unused)) Int root = 0) {}
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
};
__END_AKANTU__
#endif /* __AKANTU_STATIC_COMMUNICATOR_DUMMY_HH__ */

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