[OSUNIX-dev] Fully open libc and misc other news

"C. Bergström" codestr0m at osunix.org
Sun Jul 18 12:17:38 GMT 2010


Hi all,

Garrett D'Amore from Nexenta (formally Sun) has been in private working 
on replacing the closed parts of libc.

Here's the code review
http://cr.opensolaris.org/~gdamore/openi18n/

 From what I understand this hasn't undergone any legal or actual 
testing, but please help out by doing code review.
-------------------
PathScale is preparing an alpha release of our AMD64/Intel compiler for 
OpenSolaris.  For people who care about extreme performance for C, C++ 
and Fortran code it may be interesting to you.  We're merging the last 
remaining bits now and you can pull and build the community version 
now.  Our long term goal is be able to replace suncc for building and 
*booting* all of onnv-gate.  We'll also be able to provide highly 
optimized math libraries to replace what's provided with Oracle Studio 
(formally Sun Studio)

It will take a while, but for feedback and instrumentation we plan to 
automatically insert dtrace probes.  This could give a big boost to 
helping performance tune things like KDE4 and other big C++ applications.

For GPGPU support PathScale has started on porting our NVIDIA Tesla 
driver to OpenSolaris, but that has stalled since the engineer that was 
working on it is busy with other things.  When this is complete it will 
bring HMPP C, C++ and HMPP Fortran.

If anyone has intimate knowledge about the virtual memory internals for 
the OpenSolaris kernel please email off-list.

Thanks!

./C



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