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[yul-phaser] Add --program-cache option

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This commit is contained in:
Kamil Śliwak 2020-02-26 22:00:18 +01:00
parent 3b49fbb8a5
commit 98db50ccac
3 changed files with 62 additions and 14 deletions
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37
test/yulPhaser/Phaser.cpp
View File

@ -159,7 +159,7 @@ BOOST_FIXTURE_TEST_CASE(build_should_create_metric_of_the_right_type, FitnessMet
{
m_options.metric = MetricChoice::RelativeCodeSize;
m_options.metricAggregator = MetricAggregatorChoice::Sum;
unique_ptr<FitnessMetric> metric = FitnessMetricFactory::build(m_options, {m_programs[0]});
unique_ptr<FitnessMetric> metric = FitnessMetricFactory::build(m_options, {m_programs[0]}, {nullptr});
BOOST_REQUIRE(metric != nullptr);
auto sumMetric = dynamic_cast<FitnessMetricSum*>(metric.get());
@ -177,7 +177,7 @@ BOOST_FIXTURE_TEST_CASE(build_should_respect_chromosome_repetitions_option, Fitn
m_options.metric = MetricChoice::CodeSize;
m_options.metricAggregator = MetricAggregatorChoice::Average;
m_options.chromosomeRepetitions = 5;
unique_ptr<FitnessMetric> metric = FitnessMetricFactory::build(m_options, {m_programs[0]});
unique_ptr<FitnessMetric> metric = FitnessMetricFactory::build(m_options, {m_programs[0]}, {nullptr});
BOOST_REQUIRE(metric != nullptr);
auto averageMetric = dynamic_cast<FitnessMetricAverage*>(metric.get());
@ -195,7 +195,7 @@ BOOST_FIXTURE_TEST_CASE(build_should_set_relative_metric_scale, FitnessMetricFac
m_options.metric = MetricChoice::RelativeCodeSize;
m_options.metricAggregator = MetricAggregatorChoice::Average;
m_options.relativeMetricScale = 10;
unique_ptr<FitnessMetric> metric = FitnessMetricFactory::build(m_options, {m_programs[0]});
unique_ptr<FitnessMetric> metric = FitnessMetricFactory::build(m_options, {m_programs[0]}, {nullptr});
BOOST_REQUIRE(metric != nullptr);
auto averageMetric = dynamic_cast<FitnessMetricAverage*>(metric.get());
@ -210,7 +210,11 @@ BOOST_FIXTURE_TEST_CASE(build_should_set_relative_metric_scale, FitnessMetricFac
BOOST_FIXTURE_TEST_CASE(build_should_create_metric_for_each_input_program, FitnessMetricFactoryFixture)
{
unique_ptr<FitnessMetric> metric = FitnessMetricFactory::build(m_options, m_programs);
unique_ptr<FitnessMetric> metric = FitnessMetricFactory::build(
m_options,
m_programs,
vector<shared_ptr<ProgramCache>>(m_programs.size(), nullptr)
);
BOOST_REQUIRE(metric != nullptr);
auto combinedMetric = dynamic_cast<FitnessMetricCombination*>(metric.get());
@ -218,6 +222,31 @@ BOOST_FIXTURE_TEST_CASE(build_should_create_metric_for_each_input_program, Fitne
BOOST_REQUIRE(combinedMetric->metrics().size() == m_programs.size());
}
BOOST_FIXTURE_TEST_CASE(build_should_pass_program_caches_to_metrics, FitnessMetricFactoryFixture)
{
assert(m_programs.size() == 3);
vector<shared_ptr<ProgramCache>> caches = {
make_shared<ProgramCache>(m_programs[0]),
make_shared<ProgramCache>(m_programs[1]),
make_shared<ProgramCache>(m_programs[2]),
};
m_options.metric = MetricChoice::RelativeCodeSize;
unique_ptr<FitnessMetric> metric = FitnessMetricFactory::build(m_options, m_programs, caches);
BOOST_REQUIRE(metric != nullptr);
auto combinedMetric = dynamic_cast<FitnessMetricCombination*>(metric.get());
BOOST_REQUIRE(combinedMetric != nullptr);
BOOST_REQUIRE(combinedMetric->metrics().size() == caches.size());
for (size_t i = 0; i < caches.size(); ++i)
{
auto programBasedMetric = dynamic_cast<ProgramBasedMetric*>(combinedMetric->metrics()[i].get());
BOOST_REQUIRE(programBasedMetric != nullptr);
BOOST_TEST(programBasedMetric->programCache() == caches[i].get());
}
}
BOOST_AUTO_TEST_SUITE_END()
BOOST_AUTO_TEST_SUITE(PopulationFactoryTest)

36
tools/yulPhaser/Phaser.cpp
View File

@ -158,9 +158,11 @@ FitnessMetricFactory::Options FitnessMetricFactory::Options::fromCommandLine(po:
unique_ptr<FitnessMetric> FitnessMetricFactory::build(
Options const& _options,
vector<Program> _programs
vector<Program> _programs,
vector<shared_ptr<ProgramCache>> _programCaches
)
{
assert(_programCaches.size() == _programs.size());
assert(_programs.size() > 0 && "Validations should prevent this from being executed with zero files.");
vector<shared_ptr<FitnessMetric>> metrics;
@ -168,10 +170,10 @@ unique_ptr<FitnessMetric> FitnessMetricFactory::build(
{
case MetricChoice::CodeSize:
{
for (Program& program: _programs)
for (size_t i = 0; i < _programs.size(); ++i)
metrics.push_back(make_unique<ProgramSize>(
move(program),
nullptr,
_programCaches[i] != nullptr ? optional<Program>{} : move(_programs[i]),
move(_programCaches[i]),
_options.chromosomeRepetitions
));
@ -179,10 +181,10 @@ unique_ptr<FitnessMetric> FitnessMetricFactory::build(
}
case MetricChoice::RelativeCodeSize:
{
for (Program& program: _programs)
for (size_t i = 0; i < _programs.size(); ++i)
metrics.push_back(make_unique<RelativeProgramSize>(
move(program),
nullptr,
_programCaches[i] != nullptr ? optional<Program>{} : move(_programs[i]),
move(_programCaches[i]),
_options.relativeMetricScale,
_options.chromosomeRepetitions
));
@ -528,6 +530,19 @@ Phaser::CommandLineDescription Phaser::buildCommandLineDescription()
;
keywordDescription.add(metricsDescription);
po::options_description cacheDescription("CACHE", lineLength, minDescriptionLength);
cacheDescription.add_options()
(
"program-cache",
po::bool_switch(),
"Enables caching of intermediate programs corresponding to chromosome prefixes.\n"
"This speeds up fitness evaluation by a lot but eats tons of memory if the chromosomes are long. "
"Disabled by default since there's currently no way to set an upper limit on memory usage but "
"highly recommended if your computer has enough RAM."
)
;
keywordDescription.add(cacheDescription);
po::positional_options_description positionalDescription;
positionalDescription.add("input-files", -1);
@ -583,12 +598,15 @@ AlgorithmRunner::Options Phaser::buildAlgorithmRunnerOptions(po::variables_map c
void Phaser::runAlgorithm(po::variables_map const& _arguments)
{
auto programOptions = ProgramFactory::Options::fromCommandLine(_arguments);
auto cacheOptions = ProgramCacheFactory::Options::fromCommandLine(_arguments);
auto metricOptions = FitnessMetricFactory::Options::fromCommandLine(_arguments);
auto populationOptions = PopulationFactory::Options::fromCommandLine(_arguments);
auto algorithmOptions = GeneticAlgorithmFactory::Options::fromCommandLine(_arguments);
vector<Program> programs = ProgramFactory::build(programOptions);
unique_ptr<FitnessMetric> fitnessMetric = FitnessMetricFactory::build(metricOptions, move(programs));
vector<shared_ptr<ProgramCache>> programCaches = ProgramCacheFactory::build(cacheOptions, programs);
unique_ptr<FitnessMetric> fitnessMetric = FitnessMetricFactory::build(metricOptions, move(programs), programCaches);
Population population = PopulationFactory::build(populationOptions, move(fitnessMetric));
unique_ptr<GeneticAlgorithm> geneticAlgorithm = GeneticAlgorithmFactory::build(
@ -596,6 +614,6 @@ void Phaser::runAlgorithm(po::variables_map const& _arguments)
population.individuals().size()
);
AlgorithmRunner algorithmRunner(population, vector<shared_ptr<ProgramCache>>(programs.size(), nullptr), buildAlgorithmRunnerOptions(_arguments), cout);
AlgorithmRunner algorithmRunner(population, move(programCaches), buildAlgorithmRunnerOptions(_arguments), cout);
algorithmRunner.run(*geneticAlgorithm);
}

3
tools/yulPhaser/Phaser.h
View File

@ -120,7 +120,8 @@ public:
static std::unique_ptr<FitnessMetric> build(
Options const& _options,
std::vector<Program> _programs
std::vector<Program> _programs,
std::vector<std::shared_ptr<ProgramCache>> _programCaches
);
};