How to delete the ARID_Def in generate code simulink autosar

When generate code with Autosar, the struct ARID_def is created to replace the datastored for the input of trigger subsystem or function. Example trigger subsystem with input is data stored global_hello,the code generate has that “Arid_def.hello = global_hello “ and Arid_def.hello is used in that sub and the other sub later. It tooks a lot of Cpu load in our board. How not to generate the replaced variable like that