gcc 4.1 implements compiler builtins for atomic ops

Benjamin Herrenschmidt benh@kernel.crashing.org
Mon Jun 27 00:32:00 GMT 2005


On Sun, 2005-06-26 at 17:16 -0700, Ulrich Drepper wrote:
> Benjamin Herrenschmidt wrote:
> 
> > Which is exactly why I don't want these to be in the compiler.
> 
> Huh?  This reply makes no sense.  All other archs are happily using
> builtins.  ppc wants _unnecessarily_ be different.  The only result can
> be that nobody gives a damn about ppc.

Hrm... parisc wants to use a vDSO for them... I don't think a vDSO
dependency on gcc is a good idea. Other archs may do differently...

Ben.




More information about the Libc-alpha mailing list