[Rcpp-devel] Differences between RcppEigen and RcppArmadillo

Dirk Eddelbuettel edd at debian.org
Mon Jun 18 21:53:03 CEST 2012


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Sadly, Ra and jit are no longer maintained by Stephen Milborrow.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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