The late-90s project I'm thinking of was called picoJava. Apparently it lives on in some form.
http://en.wikipedia.org/wiki/PicoJava
http://news.cnet.com/2100-1001-237302.html
http://www.javaworld.com/article/2077295/sun-s-picojava-i-co...
http://en.wikipedia.org/wiki/PicoJava
http://news.cnet.com/2100-1001-237302.html
http://www.javaworld.com/article/2077295/sun-s-picojava-i-co...
Somehow, Sun aborted that plan, but the JIT became farter now. But I still don't get it why it has anything to do the AMD's new APU?