RE: Recycling the lua_load() output

["Murray S. Kucherawy" <msk@...>]

> -----Original Message-----
> From: lua-l-bounces@lists.lua.org [mailto:lua-l-bounces@lists.lua.org]
> On Behalf Of Sam Roberts
> Sent: Wednesday, January 12, 2011 2:00 PM
> To: Lua mailing list
> Subject: Re: Recycling the lua_load() output
> 
> Why would you compile with one state, and use dump, is it supposed to
> be an optimization?
> 
> Creating a new state for each execution is likely to be much slower
> than compiling....

Many threads might want to use the compiled function at the same time on different inputs.  Each could have its own state, with a copy of the compiled function and the different inputs.

> You're probably better loading once, storing the function, and then
> calling it, in the same state, repeatedly.

That would require serialization of the threads.