Re: Drawing the line between speed and simplicity/elegance

[Coda Highland <chighland@...>]

On Sat, May 9, 2015 at 10:01 AM, Roberto Ierusalimschy
<roberto@inf.puc-rio.br> wrote:
>> Using the C API will make LuaJIT's performance bottom out. If you're
>> worried about performance across VMs, stick to pure Lua.
>
> That is not a valid advice across VMs. C code is much faster than
> (non-JIT) Lua code. So, not using the C API will hurt Lua performance.
>
> -- Roberto
>

Well, certainly so, of course. It's more of a question of "good
enough" -- if you're not going to maintain two versions of the code
for the two VMs, and you're satisfied with the performance in PUC-Lua,
then pure Lua code is fine.

/s/ Adam