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communicator.cc
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communicator.cc
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/**
* Copyright (©) 2010-2023 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* This file is part of Akantu
*
* 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/>.
*/
/* -------------------------------------------------------------------------- */
#include "communicator.hh"
#if defined(AKANTU_USE_MPI)
#include "mpi_communicator_data.hh"
#endif
/* -------------------------------------------------------------------------- */
namespace akantu {
#if defined(AKANTU_USE_MPI)
int MPICommunicatorData::is_externaly_initialized = 0;
#endif
Int InternalCommunicationRequest::counter = 0;
/* -------------------------------------------------------------------------- */
InternalCommunicationRequest::InternalCommunicationRequest(Idx source, Idx dest)
: source(source), destination(dest) {
this->id = counter++;
}
/* -------------------------------------------------------------------------- */
InternalCommunicationRequest::~InternalCommunicationRequest() = default;
/* -------------------------------------------------------------------------- */
void InternalCommunicationRequest::printself(std::ostream & stream,
int indent) const {
std::string space(indent, AKANTU_INDENT);
stream << space << "CommunicationRequest [" << std::endl;
stream << space << " + id : " << id << std::endl;
stream << space << " + source : " << source << std::endl;
stream << space << " + destination : " << destination << std::endl;
stream << space << "]" << std::endl;
}
/* -------------------------------------------------------------------------- */
Communicator::~Communicator() {
auto * event = new FinalizeCommunicatorEvent(*this);
this->sendEvent(*event);
delete event;
}
/* -------------------------------------------------------------------------- */
Communicator & Communicator::getStaticCommunicator() {
AKANTU_DEBUG_IN();
if (!static_communicator) {
int nb_args = 0;
char ** null = nullptr;
static_communicator =
std::make_unique<Communicator>(nb_args, null, private_member{});
}
AKANTU_DEBUG_OUT();
return *static_communicator;
}
/* -------------------------------------------------------------------------- */
Communicator & Communicator::getStaticCommunicator(int & argc, char **& argv) {
if (!static_communicator) {
static_communicator =
std::make_unique<Communicator>(argc, argv, private_member{});
}
return getStaticCommunicator();
}
} // namespace akantu
#ifdef AKANTU_USE_MPI
#include "communicator_mpi_inline_impl.hh"
#else
#include "communicator_dummy_inline_impl.hh"
#endif
namespace akantu {
/* -------------------------------------------------------------------------- */
/* Template instantiation */
/* -------------------------------------------------------------------------- */
#define AKANTU_COMM_INSTANTIATE_NOINT(T) \
template void Communicator::probe<T>(int sender, int tag, \
CommunicationStatus & status) const; \
template bool Communicator::asyncProbe<T>( \
int sender, int tag, CommunicationStatus & status) const;
#define AKANTU_COMM_INSTANTIATE_INT(T, INT) \
template void Communicator::sendImpl<T, INT>( \
const T * buffer /*NOLINT*/, INT size, int receiver, int tag, \
const CommunicationMode & mode) const; \
template void Communicator::receiveImpl<T, INT>( \
T * buffer /*NOLINT*/, INT size, int sender, int tag) const; \
template CommunicationRequest Communicator::asyncSendImpl<T, INT>( \
const T * buffer /*NOLINT*/, INT size, int receiver, int tag, \
const CommunicationMode & mode) const; \
template CommunicationRequest Communicator::asyncReceiveImpl<T, INT>( \
T * buffer /* NOLINT */, INT size, int sender, int tag) const; \
template void Communicator::allGatherImpl<T, INT>(T * values /*NOLINT*/, \
INT nb_values) const; \
template void Communicator::allGatherVImpl<T, INT>( \
T * values /*NOLINT*/, const INT * nb_values) const; \
template void Communicator::gatherImpl<T, INT>( \
T * values /*NOLINT*/, INT nb_values, int root) const; \
template void Communicator::gatherImpl<T, INT>( \
T * values /*NOLINT*/, INT nb_values, T * gathered /*NOLINT*/, \
INT nb_gathered) const; \
template void Communicator::gatherVImpl<T, INT>( \
T * values /*NOLINT*/, INT * nb_values, int root) const; \
template void Communicator::broadcastImpl<T, INT>( \
T * values /*NOLINT*/, INT nb_values, int root) const; \
template void Communicator::allReduceImpl<T, INT>( \
T * values /*NOLINT*/, INT nb_values, SynchronizerOperation op) const; \
template void Communicator::scanImpl<T, INT>( \
T * values /*NOLINT*/, T * /*NOLINT*/, INT nb_values, \
SynchronizerOperation op) const; \
template void Communicator::exclusiveScanImpl<T, INT>( \
T * values /*NOLINT*/, T * /*NOLINT*/, INT nb_values, \
SynchronizerOperation op) const;
#define AKANTU_COMM_INSTANTIATE(T) \
AKANTU_COMM_INSTANTIATE_NOINT(T) \
AKANTU_COMM_INSTANTIATE_INT(T, int) \
AKANTU_COMM_INSTANTIATE_INT(T, long) \
AKANTU_COMM_INSTANTIATE_INT(T, long long)
namespace {
using SCMinMaxLoc_real_int = SCMinMaxLoc<Real, int>;
}
#if !defined(DOXYGEN)
AKANTU_COMM_INSTANTIATE(bool)
AKANTU_COMM_INSTANTIATE(Real)
// After some tests int32_t and int64_t do not cover all cases
AKANTU_COMM_INSTANTIATE(int)
AKANTU_COMM_INSTANTIATE(long)
AKANTU_COMM_INSTANTIATE(long long)
AKANTU_COMM_INSTANTIATE(unsigned int)
AKANTU_COMM_INSTANTIATE(unsigned long)
AKANTU_COMM_INSTANTIATE(unsigned long long)
AKANTU_COMM_INSTANTIATE(char)
AKANTU_COMM_INSTANTIATE(NodeFlag)
AKANTU_COMM_INSTANTIATE(SCMinMaxLoc_real_int)
#endif
} // namespace akantu

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