[MLton] approaches to parallelism in ML

[Kip Macy]

> Both C and native codegen will exist this year.  This first x86-64
> native codegen will probably still have some pretty easy low-hanging
> fruit, but should be quite usable.

I'm not volunteering, but out of curiousity how many man months would a
sparc64 NCG take? It seems like it would be easier than x86. I
understand that MLton compiles faster with an NCG, but how much do
applications typically benefit from the NCG?