Re: LuaJIT2 performance for number crunching

[S <phd.st.p@...>]

Related to this topic, is it possible to profile lua code called from c side which uses luajit for execution? Profiling code is usually the suggested approach to improve the performance of prpgrms by finding out the bottleknecks... regards

> On 22 Feb 2011 10:19, "Francesco Abbate" <francesco.bbt@gmail.com> wrote:
>
> Hi,
>
> I've modified the implementation of the rkf45 ode integrator in
> vectorial form, now it is slightly simpler and I was hoping faster
> because I dont pass a pointer to a member instance of an ffi
> structure.
>
> The results are still accurate but the program it is slow like before
> or similar.
>
> I add in attachment the two files. Please note that I've added a line
> to load with ffi the 'libgslcblas-0' library. This should work on
> windows with gsl-shell or plain luajit provided that you have
> installed the library (included with gsl library).
>
> I hope to get some help because I'm stuck for the moment...
>
> Francesco