[gst-devel] SPARC optimized atomic functions
David Schleef
ds at schleef.org
Mon May 12 16:20:02 CEST 2003
On Mon, May 12, 2003 at 03:41:50PM -0400, James A Morrison wrote:
> Well, the code does compile with gcc 3.2. The old failure on sparc was that
> ___atomic_{add,sub} weren't defined. Now they aren't needed. The patch I
> gave just took ___atomic_{add,sub} and ported it to user-space. So, it will
> work anywhere linux does. As for subarchitectures, this code works at least
> on sparc v8, I read the spec. I think it will also work for sparc v7
> (which isn't common) since linux uses the same code. As for working on
> sparc v9 systems, most of those, such as GNU/Linux have a 32 bit userspace
> which means they just have a superset of instructions over v8, it works on
> v9 systems, like my ultra 5 just fine. Does that answer your question?
Well, kind of. But it was a bad question, so I went and checked
it myself. It works. (I was specifically checking to see if the
Debian package compiled.)
dave...
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