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rAKA/src/common/aka_static_memory.cc
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aka_static_memory.cc
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/**
* @file aka_static_memory.cc
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Fri Jun 18 2010
* @date last modification: Wed Nov 08 2017
*
* @brief Memory management
*
*
* Copyright (©) 2010-2018 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/>.
*
*/
/* -------------------------------------------------------------------------- */
#include <sstream>
#include <stdexcept>
/* -------------------------------------------------------------------------- */
#include "aka_static_memory.hh"
/* -------------------------------------------------------------------------- */
namespace akantu {
bool StaticMemory::is_instantiated = false;
StaticMemory * StaticMemory::single_static_memory = nullptr;
UInt StaticMemory::nb_reference = 0;
/* -------------------------------------------------------------------------- */
StaticMemory & StaticMemory::getStaticMemory() {
if (!single_static_memory) {
single_static_memory = new StaticMemory();
is_instantiated = true;
}
nb_reference++;
return *single_static_memory;
}
/* -------------------------------------------------------------------------- */
void StaticMemory::destroy() {
nb_reference--;
if (nb_reference == 0) {
delete single_static_memory;
}
}
/* -------------------------------------------------------------------------- */
StaticMemory::~StaticMemory() {
AKANTU_DEBUG_IN();
MemoryMap::iterator memory_it;
for (memory_it = memories.begin(); memory_it != memories.end(); ++memory_it) {
ArrayMap::iterator vector_it;
for (vector_it = (memory_it->second).begin();
vector_it != (memory_it->second).end(); ++vector_it) {
delete vector_it->second;
}
(memory_it->second).clear();
}
memories.clear();
is_instantiated = false;
StaticMemory::single_static_memory = nullptr;
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
void StaticMemory::sfree(const MemoryID & memory_id, const ID & name) {
AKANTU_DEBUG_IN();
try {
auto & vectors = const_cast<ArrayMap &>(getMemory(memory_id));
ArrayMap::iterator vector_it;
vector_it = vectors.find(name);
if (vector_it != vectors.end()) {
AKANTU_DEBUG_INFO("Array " << name
<< " removed from the static memory number "
<< memory_id);
delete vector_it->second;
vectors.erase(vector_it);
AKANTU_DEBUG_OUT();
return;
}
} catch (debug::Exception & e) {
AKANTU_EXCEPTION("The memory "
<< memory_id << " does not exist (perhaps already freed) ["
<< e.what() << "]");
AKANTU_DEBUG_OUT();
return;
}
AKANTU_DEBUG_INFO("The vector " << name
<< " does not exist (perhaps already freed)");
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
void StaticMemory::printself(std::ostream & stream, int indent) const {
std::string space = "";
for (Int i = 0; i < indent; i++, space += AKANTU_INDENT)
;
std::streamsize prec = stream.precision();
stream.precision(2);
stream << space << "StaticMemory [" << std::endl;
UInt nb_memories = memories.size();
stream << space << " + nb memories : " << nb_memories << std::endl;
Real tot_size = 0;
MemoryMap::const_iterator memory_it;
for (memory_it = memories.begin(); memory_it != memories.end(); ++memory_it) {
Real mem_size = 0;
stream << space << AKANTU_INDENT << "Memory [" << std::endl;
UInt mem_id = memory_it->first;
stream << space << AKANTU_INDENT << " + memory id : " << mem_id
<< std::endl;
UInt nb_vectors = (memory_it->second).size();
stream << space << AKANTU_INDENT << " + nb vectors : " << nb_vectors
<< std::endl;
stream.precision(prec);
ArrayMap::const_iterator vector_it;
for (vector_it = (memory_it->second).begin();
vector_it != (memory_it->second).end(); ++vector_it) {
(vector_it->second)->printself(stream, indent + 2);
mem_size += (vector_it->second)->getMemorySize();
}
stream << space << AKANTU_INDENT
<< " + total size : " << printMemorySize<char>(mem_size)
<< std::endl;
stream << space << AKANTU_INDENT << "]" << std::endl;
tot_size += mem_size;
}
stream << space << " + total size : " << printMemorySize<char>(tot_size)
<< std::endl;
stream << space << "]" << std::endl;
stream.precision(prec);
}
/* -------------------------------------------------------------------------- */
} // namespace akantu
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