[yul-phaser] Chromosome: Add a constructor that reads steps from an abbreviation string

test/yulPhaser/Chromosome.cpp

@@ -21,8 +21,18 @@
 #include <tools/yulPhaser/SimulationRNG.h>
 
 #include <libyul/optimiser/BlockFlattener.h>
-#include <libyul/optimiser/StructuralSimplifier.h>
+#include <libyul/optimiser/ConditionalSimplifier.h>
+#include <libyul/optimiser/ExpressionInliner.h>
+#include <libyul/optimiser/ExpressionSimplifier.h>
+#include <libyul/optimiser/ForLoopConditionOutOfBody.h>
+#include <libyul/optimiser/ForLoopConditionOutOfBody.h>
+#include <libyul/optimiser/ForLoopInitRewriter.h>
+#include <libyul/optimiser/FunctionHoister.h>
+#include <libyul/optimiser/LoopInvariantCodeMotion.h>
+#include <libyul/optimiser/RedundantAssignEliminator.h>
+#include <libyul/optimiser/Rematerialiser.h>
 #include <libyul/optimiser/Suite.h>
+#include <libyul/optimiser/StructuralSimplifier.h>
 #include <libyul/optimiser/UnusedPruner.h>
 
 #include <libsolutil/CommonIO.h>
@@ -39,6 +49,24 @@ namespace solidity::phaser::test
 BOOST_AUTO_TEST_SUITE(Phaser)
 BOOST_AUTO_TEST_SUITE(ChromosomeTest)
 
+BOOST_AUTO_TEST_CASE(constructor_should_convert_from_string_to_optimisation_steps)
+{
+	vector<string> expectedSteps{
+		ConditionalSimplifier::name,
+		FunctionHoister::name,
+		RedundantAssignEliminator::name,
+		ForLoopConditionOutOfBody::name,
+		Rematerialiser::name,
+		ForLoopConditionOutOfBody::name,
+		ExpressionSimplifier::name,
+		ForLoopInitRewriter::name,
+		LoopInvariantCodeMotion::name,
+		ExpressionInliner::name
+	};
+
+	BOOST_TEST(Chromosome("ChrOmOsoMe").optimisationSteps() == expectedSteps);
+}
+
 BOOST_AUTO_TEST_CASE(makeRandom_should_create_chromosome_with_random_optimisation_steps)
 {
 	constexpr uint32_t numSteps = 1000;

test/yulPhaser/Population.cpp

@@ -142,11 +142,11 @@ BOOST_AUTO_TEST_CASE(run_should_not_make_fitness_of_top_chromosomes_worse)
 	stringstream output;
 	CharStream sourceStream(sampleSourceCode, current_test_case().p_name);
 	vector<Chromosome> chromosomes = {
-		Chromosome({StructuralSimplifier::name}),
+		Chromosome(vector<string>{StructuralSimplifier::name}),
-		Chromosome({BlockFlattener::name}),
+		Chromosome(vector<string>{BlockFlattener::name}),
-		Chromosome({SSAReverser::name}),
+		Chromosome(vector<string>{SSAReverser::name}),
-		Chromosome({UnusedPruner::name}),
+		Chromosome(vector<string>{UnusedPruner::name}),
-		Chromosome({StructuralSimplifier::name, BlockFlattener::name}),
+		Chromosome(vector<string>{StructuralSimplifier::name, BlockFlattener::name}),
 	};
 	auto program = Program::load(sourceStream);
 	Population population(program, chromosomes);

tools/yulPhaser/Chromosome.cpp

@@ -36,6 +36,12 @@ ostream& operator<<(ostream& _stream, Chromosome const& _chromosome);
 
 }
 
+Chromosome::Chromosome(string const& _optimisationSteps)
+{
+	for (char abbreviation: _optimisationSteps)
+		m_optimisationSteps.push_back(OptimiserSuite::stepAbbreviationToNameMap().at(abbreviation));
+}
+
 Chromosome Chromosome::makeRandom(size_t _length)
 {
 	vector<string> steps;

tools/yulPhaser/Chromosome.h

@@ -42,6 +42,7 @@ public:
 	Chromosome() = default;
 	explicit Chromosome(std::vector<std::string> _optimisationSteps):
 		m_optimisationSteps(std::move(_optimisationSteps)) {}
+	explicit Chromosome(std::string const& _optimisationSteps);
 	static Chromosome makeRandom(size_t _length);
 
 	size_t length() const { return m_optimisationSteps.size(); }