arg_type_is_raw_mem
if (arg_type_is_raw_mem(fn->arg1_type))
if (arg_type_is_raw_mem(fn->arg2_type))
if (arg_type_is_raw_mem(fn->arg3_type))
if (arg_type_is_raw_mem(fn->arg4_type))
if (arg_type_is_raw_mem(fn->arg5_type))