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On Thu, Nov 18, 2010 at 8:40 AM, Mike Pall <> wrote:
> [Case in point: 2 of the 3 leading open source JavaScript engines
> have now switched to the 8 byte NaN-tagging value model that's
> used by LuaJIT. Esp. Mozilla made extensive measurements before
> going for such a major change of their code base. Having a compact
> value representation pays off big time for dynamic languages.]

     Sometimes I wonder how plain Lua can be so fast sticking only to
standard ANSI C. That's an achievement. For instance, the VM dispatch
uses the C switch statement, which is known to be slow.