[Rcpp-devel] Differences between RcppEigen and RcppArmadillo

[Antonio Piccolboni]

Ooops, wrong JIT! Dirk is absolutely right. I meant to say see enableJIT is
the compiler package, see
http://www.r-statistics.com/2012/04/speed-up-your-r-code-using-a-just-in-time-jit-compiler/

I second Dirk's comments on Ra.


Antonio

On Mon, Jun 18, 2012 at 12:53 PM, Dirk Eddelbuettel <edd at debian.org> wrote:

>
> On 18 June 2012 at 11:55, Antonio Piccolboni wrote:
> |
> |
> | On Sun, Jun 17, 2012 at 9:09 PM, c s <conradsand.arma at gmail.com> wrote:
> |
> |      Another is
> |     R.  I believe R currently doesn't have a JIT compiler (I haven't
> |     checked lately), and hence the very useful Rcpp fills in the
> |     performance gap.
> |
> |
> |
> | Still work in progress but  see
> http://www.milbo.users.sonic.net/ra/jit.html.
> | Doesn't replace Rcpp by any stretch of the imagination, but may close
> the gap a
> | little bit.
>
> Sadly, Ra and jit are no longer maintained by Stephen Milborrow.
>
> I actually used to provided a patched binary for this within Debian. This
> was
> ahead of its time (ginve the renewed interest in JITs from LLVM and other
> places) and quite useful, but Ra/jit is at this point a dead project.
>
> Dirk
>
> --
> Dirk Eddelbuettel | edd at debian.org | http://dirk.eddelbuettel.com
>
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