fix ROR2 for Kepler cards

KlausT · Feb 3, 2015 · e9fc11c · e9fc11c
1 parent ae56149
commit e9fc11c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/cuda_helper.h b/cuda_helper.h
@@ -519,8 +519,8 @@ __device__ __inline__ uint2 ROR2(const uint2 v, const int n)
 	}
 	else 
 	{
-		result.y = ((v.x >> (n - 32)) | (v.y << (32 - n)));
-		result.x = ((v.y >> (n - 32)) | (v.x << (32 - n)));
+		result.y = ((v.x >> (n - 32)) | (v.y << (64 - n)));
+		result.x = ((v.y >> (n - 32)) | (v.x << (64 - n)));
 	}
 	return result;
 }