Add CLI and JSON option to select SMTChecker targets

libsolidity/formal/ModelCheckerSettings.h

@@ -0,0 +1,77 @@
+/*
+	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
+
+#pragma once
+
+#include <libsmtutil/SolverInterface.h>
+
+#include <optional>
+#include <set>
+
+namespace solidity::frontend
+{
+
+struct ModelCheckerEngine
+{
+	bool bmc = false;
+	bool chc = false;
+
+	static constexpr ModelCheckerEngine All() { return {true, true}; }
+	static constexpr ModelCheckerEngine BMC() { return {true, false}; }
+	static constexpr ModelCheckerEngine CHC() { return {false, true}; }
+	static constexpr ModelCheckerEngine None() { return {false, false}; }
+
+	bool none() const { return !any(); }
+	bool any() const { return bmc || chc; }
+	bool all() const { return bmc && chc; }
+
+	static std::optional<ModelCheckerEngine> fromString(std::string const& _engine)
+	{
+		static std::map<std::string, ModelCheckerEngine> engineMap{
+			{"all", All()},
+			{"bmc", BMC()},
+			{"chc", CHC()},
+			{"none", None()}
+		};
+		if (engineMap.count(_engine))
+			return engineMap.at(_engine);
+		return {};
+	}
+};
+
+enum class VerificationTargetType { ConstantCondition, Underflow, Overflow, UnderOverflow, DivByZero, Balance, Assert, PopEmptyArray };
+
+struct ModelCheckerTargets
+{
+	static ModelCheckerTargets All() { return *fromString("all"); }
+	static ModelCheckerTargets None() { return {}; }
+
+	static std::optional<ModelCheckerTargets> fromString(std::string const& _targets);
+
+	bool has(VerificationTargetType _type) const { return targets.count(_type); }
+	std::set<VerificationTargetType> targets;
+};
+
+struct ModelCheckerSettings
+{
+	ModelCheckerEngine engine = ModelCheckerEngine::All();
+	ModelCheckerTargets targets = ModelCheckerTargets::All();
+	std::optional<unsigned> timeout;
+};
+
+}