Re: cgit-lua: to jit or not to jit

[Coda Highland <chighland@...>]

On Tue, Jan 14, 2014 at 12:50 PM, Coda Highland <chighland@gmail.com> wrote:
> On Tue, Jan 14, 2014 at 12:41 PM, Eric Wing <ewmailing@gmail.com> wrote:
>>> But perhaps there
>>> are some obvious downsides to this approach that I also am missing.
>>
>> Here are a few more potential downsides not mentioned so far.
>>
>> One is that iOS and Windows Store policies disallow JIT. While you can
>> disable this part in LuaJIT, most of the performance advantages
>> disappear when you do this.
>
> However, even with the JIT disabled, LuaJIT does tend to outperform
> Lua for a lot of use cases (Lua wins in a few cases) just by virtue of
> having an interpreter written in hand-tuned assembly.
>
> /s/ Adam

Addendum: FFI still works on iOS at least, and probably WinRT.

/s/ Adam