From: Roger Pack <rogerpack2005@...>
Date: 2008-05-24T04:56:58+09:00
Subject: Re: Huge performance gap

Charles Oliver Nutter wrote:
> What does make a huge difference for JRuby is eliminating some of the
> extra overhead related to rarely-used Ruby features. For example, the
> difference between a normal run and a run that eliminates an unnecessary
> frame object, uses fast dispatch for math operations, and eliminates
> some thread checkpointing:

Maybe something is possible along the lines of

vm_optimized :no_frame_pointer, :fast_math, :no_thread_checkpointing do
      # some code that should run very fast
end

:)
Thanks for your work :)
-R
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