In Chapter 3, “Tooling Up,” we introduced the tools we will need for developing Android and iOS applications (apps). We introduced small projects to get some Assembly Language code running on such devices. In this chapter, we will look at how Assembly Language is more realistically incorporated into a smartphone or tablet app. We will first develop an app in Android, programming in Kotlin to demonstrate incorporating some Assembly Language, and then we will do the same thing using Swift for iOS.
The app will be simple; it will allow you to enter some text ...