added cgemm_kernel for Piledriver

kernel/x86_64/KERNEL.PILEDRIVER

@@ -27,7 +27,7 @@ DGEMMITCOPYOBJ =  dgemm_itcopy$(TSUFFIX).$(SUFFIX)
 DGEMMONCOPYOBJ =  dgemm_oncopy$(TSUFFIX).$(SUFFIX)
 DGEMMOTCOPYOBJ =  dgemm_otcopy$(TSUFFIX).$(SUFFIX)
 
-CGEMMKERNEL    =  cgemm_kernel_4x2_bulldozer.S
+CGEMMKERNEL    =  cgemm_kernel_4x2_piledriver.S
 CGEMMINCOPY    =  ../generic/zgemm_ncopy_4.c
 CGEMMITCOPY    =  ../generic/zgemm_tcopy_4.c
 CGEMMONCOPY    =  ../generic/zgemm_ncopy_2.c

param.h

@@ -348,25 +348,29 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #if defined(ARCH_X86_64)
 #define SGEMM_DEFAULT_P 768
 #define DGEMM_DEFAULT_P 384
+#define ZGEMM_DEFAULT_P 384
+#define CGEMM_DEFAULT_P 768
 #else
 #define SGEMM_DEFAULT_P 448
 #define DGEMM_DEFAULT_P 480
+#define ZGEMM_DEFAULT_P 112 
+#define CGEMM_DEFAULT_P 224
 #endif
 #define QGEMM_DEFAULT_P 112
-#define CGEMM_DEFAULT_P 224
-#define ZGEMM_DEFAULT_P 112 
 #define XGEMM_DEFAULT_P  56
 
 #if defined(ARCH_X86_64)
 #define SGEMM_DEFAULT_Q 192
 #define DGEMM_DEFAULT_Q 168
+#define ZGEMM_DEFAULT_Q 168
+#define CGEMM_DEFAULT_Q 168
 #else
 #define SGEMM_DEFAULT_Q 224
 #define DGEMM_DEFAULT_Q 224
+#define ZGEMM_DEFAULT_Q 224
+#define CGEMM_DEFAULT_Q 224
 #endif
 #define QGEMM_DEFAULT_Q 224
-#define CGEMM_DEFAULT_Q 224
-#define ZGEMM_DEFAULT_Q 224
 #define XGEMM_DEFAULT_Q 224
 
 #define SGEMM_DEFAULT_R 12288