Hi, I did a Go runtime port for x86, it is in already in the main hg repository. Right now it is cross-compile from Linux for example (GOOS=plan9 8l -s when linking. notice the -s, it is required).
There were a few changes made to the upstream so the following patch is needed until the fix is committed: http://codereview.appspot.com/2674041/ Right now I'm working on syscall package. Pavel