Method writeToMemoryFunction

libsolidity/codegen/YulUtilFunctions.cpp:3063–3117

}

std::string YulUtilFunctions::writeToMemoryFunction(Type const& _type)
{
	std::string const functionName = "write_to_memory_" + _type.identifier();

	return m_functionCollector.createFunction(functionName, [&] {
		solAssert(!dynamic_cast<StringLiteralType const*>(&_type), "");
		if (auto ref = dynamic_cast<ReferenceType const*>(&_type))
		{
			solAssert(
				ref->location() == DataLocation::Memory,
				"Can only update types with location memory."
			);

			return Whiskers(R"(
				function <functionName>(memPtr, value) {
					mstore(memPtr, value)
				}
			)")
			("functionName", functionName)
			.render();
		}
		else if (
			_type.category() == Type::Category::Function &&
			dynamic_cast<FunctionType const&>(_type).kind() == FunctionType::Kind::External
		)
		{
			return Whiskers(R"(
				function <functionName>(memPtr, addr, selector) {
					mstore(memPtr, <combine>(addr, selector))
				}
			)")
			("functionName", functionName)
			("combine", combineExternalFunctionIdFunction())
			.render();
		}
		else if (_type.isValueType())
		{
			return Whiskers(R"(
				function <functionName>(memPtr, value) {
					mstore(memPtr, <cleanup>(value))
				}
			)")
			("functionName", functionName)
			("cleanup", cleanupFunction(_type))
			.render();
		}
		else // Should never happen
		{
			solAssert(
				false,
				"Memory store of type " + _type.toString(true) + " not allowed."
			);
		}
	});
}

std::string YulUtilFunctions::extractFromStorageValueDynamic(Type const& _type)
{