From andy_liaw at merck.com  Thu Mar 25 13:50:08 2004
From: andy_liaw at merck.com (Liaw, Andy)
Date: Thu Mar 25 13:50:32 2004
Subject: [Rd] compilers for R on AMD64
Message-ID: <3A822319EB35174CA3714066D590DCD504AF7A90@usrymx25.merck.com>

Brian,

Thanks for the note and apology for the misquote.  I should probably see if
there's anything I can do to help the Alzheimer's program here...

Best,
Andy

> From: Prof Brian Ripley [mailto:ripley@stats.ox.ac.uk] 
> 
> It's the Portland Group compilers which were recommended to 
> us, and which 
> we have been benchmarking as up to 50% faster than g77.
> 
> http://www.pgroup.com/
> 
> If you (Andy) want to email hutchins@stats.ox.ac.uk she can 
> put you in 
> touch with our local expert.
> 
> On Thu, 25 Mar 2004, Liaw, Andy wrote:
> 
> > A while ago Prof. Ripley had mentioned that g77 on AMD64 
> isn't the greatest,
> > and the Salford Fortran is likely to be better.  My 
> question is, has anyone
> > tried compiling R with Salford compilers (or other 
> commercial compilers)?
> > If so, do they offer performance advantages over GCC?
> 
> -- 
> Brian D. Ripley,                  ripley@stats.ox.ac.uk
> Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
> University of Oxford,             Tel:  +44 1865 272861 (self)
> 1 South Parks Road,                     +44 1865 272866 (PA)
> Oxford OX1 3TG, UK                Fax:  +44 1865 272595
> 
> 
>


[Rd] compilers for R on AMD64
Liaw, Andy