Some stuff that caught my eye lately with respect to (J)Ruby execution speed:
- If you read Charless Nutter, you will know that the JRuby project is closing in on a 1.0 release and performance is one of the things they are looking at.
- I just saw a presentation by Gilad Bracha from Sun about their work for supporting dynamic languages on the JVM. Basically, it is a new byte-code instruction called "invokedynamic" and about hotswapping code while keeping type-safety (JSR-292)
JSR-292 is actually targeted for Dolphin, ...