cgit-lua: to jit or not to jit

Coda Highland chighland at
Tue Jan 14 21:50:35 CET 2014

On Tue, Jan 14, 2014 at 12:50 PM, Coda Highland <chighland at> wrote:
> On Tue, Jan 14, 2014 at 12:41 PM, Eric Wing <ewmailing at> 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

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