Merge pull request #13733 from ethereum/eofSetting

Add experimental EOF options for CLI and Standard JSON.

libyul/YulStack.cpp

@@ -164,7 +164,7 @@ void YulStack::compileEVM(AbstractAssembly& _assembly, bool _optimize) const
 			break;
 	}
 
-	EVMObjectCompiler::compile(*m_parserResult, _assembly, *dialect, _optimize);
+	EVMObjectCompiler::compile(*m_parserResult, _assembly, *dialect, _optimize, m_eofVersion);
 }
 
 void YulStack::optimize(Object& _object, bool _isCreation)

libyul/YulStack.h

@@ -72,6 +72,7 @@ public:
 	YulStack():
 		YulStack(
 			langutil::EVMVersion{},
+			std::nullopt,
 			Language::Assembly,
 			solidity::frontend::OptimiserSettings::none(),
 			langutil::DebugInfoSelection::Default()
@@ -80,12 +81,14 @@ public:
 
 	YulStack(
 		langutil::EVMVersion _evmVersion,
+		std::optional<uint8_t> _eofVersion,
 		Language _language,
 		solidity::frontend::OptimiserSettings _optimiserSettings,
 		langutil::DebugInfoSelection const& _debugInfoSelection
 	):
 		m_language(_language),
 		m_evmVersion(_evmVersion),
+		m_eofVersion(_eofVersion),
 		m_optimiserSettings(std::move(_optimiserSettings)),
 		m_debugInfoSelection(_debugInfoSelection),
 		m_errorReporter(m_errors)
@@ -146,6 +149,7 @@ private:
 
 	Language m_language = Language::Assembly;
 	langutil::EVMVersion m_evmVersion;
+	std::optional<uint8_t> m_eofVersion;
 	solidity::frontend::OptimiserSettings m_optimiserSettings;
 	langutil::DebugInfoSelection m_debugInfoSelection{};
 

libyul/backends/evm/EVMObjectCompiler.cpp

@@ -35,9 +35,15 @@
 using namespace solidity::yul;
 using namespace std;
 
-void EVMObjectCompiler::compile(Object& _object, AbstractAssembly& _assembly, EVMDialect const& _dialect, bool _optimize)
+void EVMObjectCompiler::compile(
+	Object& _object,
+	AbstractAssembly& _assembly,
+	EVMDialect const& _dialect,
+	bool _optimize,
+	std::optional<uint8_t> _eofVersion
+)
 {
-	EVMObjectCompiler compiler(_assembly, _dialect);
+	EVMObjectCompiler compiler(_assembly, _dialect, _eofVersion);
 	compiler.run(_object, _optimize);
 }
 
@@ -54,7 +60,7 @@ void EVMObjectCompiler::run(Object& _object, bool _optimize)
 			auto subAssemblyAndID = m_assembly.createSubAssembly(isCreation, subObject->name.str());
 			context.subIDs[subObject->name] = subAssemblyAndID.second;
 			subObject->subId = subAssemblyAndID.second;
-			compile(*subObject, *subAssemblyAndID.first, m_dialect, _optimize);
+			compile(*subObject, *subAssemblyAndID.first, m_dialect, _optimize, m_eofVersion);
 		}
 		else
 		{
@@ -68,6 +74,11 @@ void EVMObjectCompiler::run(Object& _object, bool _optimize)
 
 	yulAssert(_object.analysisInfo, "No analysis info.");
 	yulAssert(_object.code, "No code.");
+	if (m_eofVersion.has_value())
+		yulAssert(
+			_optimize && (m_dialect.evmVersion() == langutil::EVMVersion()),
+			"Experimental EOF support is only available for optimized via-IR compilation and the most recent EVM version."
+		);
 	if (_optimize && m_dialect.evmVersion().canOverchargeGasForCall())
 	{
 		auto stackErrors = OptimizedEVMCodeTransform::run(

libyul/backends/evm/EVMObjectCompiler.h

@@ -21,6 +21,9 @@
 
 #pragma once
 
+#include <optional>
+#include <cstdint>
+
 namespace solidity::yul
 {
 struct Object;
@@ -30,16 +33,23 @@ struct EVMDialect;
 class EVMObjectCompiler
 {
 public:
-	static void compile(Object& _object, AbstractAssembly& _assembly, EVMDialect const& _dialect, bool _optimize);
+	static void compile(
+		Object& _object,
+		AbstractAssembly& _assembly,
+		EVMDialect const& _dialect,
+		bool _optimize,
+		std::optional<uint8_t> _eofVersion
+	);
 private:
-	EVMObjectCompiler(AbstractAssembly& _assembly, EVMDialect const& _dialect):
-		m_assembly(_assembly), m_dialect(_dialect)
+	EVMObjectCompiler(AbstractAssembly& _assembly, EVMDialect const& _dialect, std::optional<uint8_t> _eofVersion):
+		m_assembly(_assembly), m_dialect(_dialect), m_eofVersion(_eofVersion)
 	{}
 
 	void run(Object& _object, bool _optimize);
 
 	AbstractAssembly& m_assembly;
 	EVMDialect const& m_dialect;
+	std::optional<uint8_t> m_eofVersion;
 };
 
 }