http://oss.software.ibm.com/jikesrvm/userguide/HTML/Bootstrapping_with_Kaffe.html
As such, I believe it is now suitable for inclusion in Debian. If there is any reason why it would not be suitable, please comment, and I will fix the problem ASAP.
As of March 27th, 2004, Jikes RVM now can be built using free software
tools.
