On Wed, 2020-07-29 at 12:19 -0500, Steven Munroe wrote:
Jeff Law wrote:
> For ppc64le is that the build was done with p8, but there is one
> function (__builtin_altivec_vadub) that requires p9. This seems
> like a package bug at first glance, not an LTO issue.
Yup __builtin_altivec_vadub is POWER9_VECTOR only.
For P8/6 use something like this:
vmin = vec_min (a, b);
vmax = vec_max (a, b);
result = vec_sub (vmax, vmin);
executes in 4 cycles.
but why it built 18 day ago, opencv-4.3.0-7 [2],
with same source code and rpm spec [1] ?
[1]
https://src.fedoraproject.org/rpms/opencv/commits/master
[2]
https://koji.fedoraproject.org/koji/taskinfo?taskID=47160403
--
Sérgio M. B.