On 05/10/2011 08:00 PM, Charles Oliver Nutter wrote:
On Tue, May 10, 2011 at 8:15 AM, Hannes Wallnoefer<[email protected]> wrote:
> As to matching the performance of V8, don't get your hopes too hight.
> V8 uses some optimizations that probably can't be replicated on the
> JVM. For example, regular expressions are compiled to machine code as
> well. We have an experimental branch for using JRuby's Joni as regexp
> engine, and it's still 5 or 6 x slower than V8.
As Tom mentioned, the creator of Joni has promised us a JVM
bytecode-generating update for a couple years now. Perhaps it's time
to collect:)
and don't forget that Regex are only one part of the language.
Optimizing lambda or generator is as important.
- Charlie
Rémi
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