[Liboil] alignment problems with sse2
Loïc Minier
lool+freedesktop at via.ecp.fr
Tue Aug 29 15:47:06 PDT 2006
On Tue, Aug 29, 2006, Matthias Drochner wrote:
> some of the sse2 optimized functions in liboil-0.3.9 cause
> GPFs for me occasionally, on a Pentium 4 running NetBSD-current
> (which uses a gcc 4.1.2 prerelease).
[...]
> I believe this is gcc's fault
We had this bug in the Debian BTS. We came to the same conclusion (gcc
bug), and worked around by adding assembly to align the stack before
SSE2 calls. See the log of the bug and its merged friends at:
http://bugs.debian.org/368991
--
Loïc Minier <lool at dooz.org>
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