added optimized cscal and zscal kernels for steamroller and piledriver

kernel/x86_64/KERNEL.PILEDRIVER

@@ -1,4 +1,7 @@
 DSCALKERNEL = dscal.c
+CSCALKERNEL = cscal.c
+ZSCALKERNEL = zscal.c
+
 
 SAXPYKERNEL = saxpy.c
 DAXPYKERNEL = daxpy.c

kernel/x86_64/KERNEL.STEAMROLLER

@@ -1,3 +1,7 @@
+DSCALKERNEL = dscal.c
+CSCALKERNEL = cscal.c
+ZSCALKERNEL = zscal.c
+
 SAXPYKERNEL = saxpy.c
 DAXPYKERNEL = daxpy.c
 CAXPYKERNEL = caxpy.c

kernel/x86_64/cscal.c

@@ -30,7 +30,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #if defined(HASWELL)
 #include "cscal_microk_haswell-2.c"
-#elif defined(BULLDOZER)
+#elif defined(BULLDOZER)  || defined(PILEDRIVER) || defined(STEAMROLLER)
 #include "cscal_microk_bulldozer-2.c"
 #elif defined(SANDYBRIDGE)
 #include "cscal_microk_bulldozer-2.c"

kernel/x86_64/zscal.c

@@ -30,7 +30,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #if defined(HASWELL)
 #include "zscal_microk_haswell-2.c"
-#elif defined(BULLDOZER)
+#elif defined(BULLDOZER)  || defined(PILEDRIVER) || defined(STEAMROLLER)
 #include "zscal_microk_bulldozer-2.c"
 #endif