Jazelle was intended for mobile phones to support Java apps on the phone. I had a phone with Jazelle and it run Java quite fast those days. But since Apple kill

Jazelle was intended for mobile phones to support Java apps on the phone. I had a phone with Jazelle and it run Java quite fast those days. But since Apple killed Java on the phone with the iPhone with native apps from the App Store and no Java support, this was the end for Jazelle.