On Sun, Mar 28, 2010 at 3:07 PM, Luca Barbieri <luca.barbi...@gmail.com> wrote: > On Sun, Mar 28, 2010 at 7:36 PM, Chris Ball <c...@laptop.org> wrote: >> Hi, >> >> > http://tinderbox.x.org/builds/2010-03-25-0018/logs/libGL/#build >> > >> > swrastg_dri.so.tmp: undefined reference to `__sync_sub_and_fetch_4' >> > swrastg_dri.so.tmp: undefined reference to `__sync_add_and_fetch_4' >> >> This regression is still present -- could we get a fix or a revert? > > I believe the problem is that sparc does not support atomic operations > in the basic architecture: I think someone who knows about sparc and > has such a machine should look into it. > > If you don't know anything about sparc, try rebuilding with the > highest possible sparc -march= level and if that fixes the problem, > perform a binary search to find the minimum one, and then report the > results. > > If it does not solve the problem, see if anything in /lib or /usr/lib > exports those symbols. > > Also maybe check whether the built swrastg_dri or xlib softpipe > actually works there.
I think we need to be specifying something like -mcpu=v9 or something to be able to use the __sync_* primitives. I highly doubt anyone wants to run any of this code on something older. I've CC'd Dave Miller--he'll know what to do. Thanks, Matt ------------------------------------------------------------------------------ Download Intel® Parallel Studio Eval Try the new software tools for yourself. Speed compiling, find bugs proactively, and fine-tune applications for parallel performance. See why Intel Parallel Studio got high marks during beta. http://p.sf.net/sfu/intel-sw-dev _______________________________________________ Mesa3d-dev mailing list Mesa3d-dev@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/mesa3d-dev