solidity/tools/yulPhaser/Chromosome.cpp
2022-08-30 11:12:15 +02:00

92 lines
2.3 KiB
C++

/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GPL-3.0
#include <tools/yulPhaser/Chromosome.h>
#include <tools/yulPhaser/SimulationRNG.h>
#include <libyul/optimiser/Suite.h>
#include <libsolutil/CommonData.h>
#include <sstream>
using namespace std;
using namespace solidity;
using namespace solidity::yul;
using namespace solidity::phaser;
namespace solidity::phaser
{
ostream& operator<<(ostream& _stream, Chromosome const& _chromosome);
}
Chromosome Chromosome::makeRandom(size_t _length)
{
vector<string> steps;
for (size_t i = 0; i < _length; ++i)
steps.push_back(randomOptimisationStep());
return Chromosome(std::move(steps));
}
ostream& phaser::operator<<(ostream& _stream, Chromosome const& _chromosome)
{
return _stream << _chromosome.m_genes;
}
vector<string> Chromosome::allStepNames()
{
vector<string> stepNames;
for (auto const& step: OptimiserSuite::allSteps())
stepNames.push_back(step.first);
return stepNames;
}
string const& Chromosome::randomOptimisationStep()
{
static vector<string> stepNames = allStepNames();
return stepNames[SimulationRNG::uniformInt(0, stepNames.size() - 1)];
}
char Chromosome::randomGene()
{
return OptimiserSuite::stepNameToAbbreviationMap().at(randomOptimisationStep());
}
string Chromosome::stepsToGenes(vector<string> const& _optimisationSteps)
{
string genes;
for (string const& stepName: _optimisationSteps)
genes.push_back(OptimiserSuite::stepNameToAbbreviationMap().at(stepName));
return genes;
}
vector<string> Chromosome::genesToSteps(string const& _genes)
{
vector<string> steps;
for (char abbreviation: _genes)
steps.push_back(OptimiserSuite::stepAbbreviationToNameMap().at(abbreviation));
return steps;
}