loongarch: Fixed zrot LSX opt

XiWeiGu · XiWeiGu · commit 50869f6ca8d0 · 2024-03-19T10:08:11.000+08:00
diff --git a/kernel/loongarch64/crot_lsx.S b/kernel/loongarch64/crot_lsx.S
@@ -82,6 +82,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     vreplgr2vr.d VXC, t1
     vreplgr2vr.d VXS, t2
     vreplgr2vr.d VXZ, t3
+    srai.d I, N, 1
 #else
     vreplgr2vr.w VXC, t1
     vreplgr2vr.w VXS, t2
