Method packIntoContractCreator

libsolidity/codegen/ContractCompiler.cpp:170–221

}

SubAssemblyID ContractCompiler::packIntoContractCreator(ContractDefinition const& _contract)
{
	solAssert(!!m_runtimeCompiler, "");
	solAssert(!_contract.isLibrary(), "Tried to use contract creator or library.");

	appendInitAndConstructorCode(_contract);

	// We jump to the deploy routine because we first have to append all missing functions,
	// which can cause further functions to be added to the runtime context.
	evmasm::AssemblyItem deployRoutine = m_context.appendJumpToNew();

	// We have to include copies of functions in the construction time and runtime context
	// because of absolute jumps.
	appendMissingFunctions();
	m_runtimeCompiler->appendMissingFunctions();

	CompilerContext::LocationSetter locationSetter(m_context, _contract);
	m_context << deployRoutine;

	solAssert(!m_context.runtimeSub().empty(), "Runtime sub not registered");

	ContractType contractType(_contract);
	auto const& immutables = contractType.immutableVariables();
	// Push all immutable values on the stack.
	for (auto const& immutable: immutables)
		CompilerUtils(m_context).loadFromMemory(
			static_cast<unsigned>(m_context.immutableMemoryOffset(*immutable)),
			*immutable->annotation().type,
			false,
			true
	);
	m_context.pushSubroutineSize(m_context.runtimeSub());
	if (immutables.empty())
		m_context << Instruction::DUP1;
	m_context.pushSubroutineOffset(m_context.runtimeSub());
	m_context << u256(0) << Instruction::CODECOPY;
	// Assign immutable values from stack in reversed order.
	for (auto const& immutable: immutables | ranges::views::reverse)
	{
		auto slotNames = m_context.immutableVariableSlotNames(*immutable);
		for (auto&& slotName: slotNames | ranges::views::reverse)
		{
			m_context << u256(0);
			m_context.appendImmutableAssignment(slotName);
		}
	}
	if (!immutables.empty())
		m_context.pushSubroutineSize(m_context.runtimeSub());
	m_context << u256(0) << Instruction::RETURN;

	return m_context.runtimeSub();
}

SubAssemblyID ContractCompiler::deployLibrary(ContractDefinition const& _contract)
{