Update dgemm_kernel_4x8_haswell.S

Author: wjc404

kernel/x86_64/dgemm_kernel_4x8_haswell.S

@@ -267,24 +267,24 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 .macro SAVE4x12
 
-        prefetcht0      128(%rsp) /*BUFFER 1*/
+        prefetcht0      BUFFER1
 	vbroadcastsd	ALPHA, %ymm0
 
 	vmulpd	%ymm0 , %ymm4 , %ymm4
 	vmulpd	%ymm0 , %ymm5 , %ymm5
 	vmulpd	%ymm0 , %ymm6 , %ymm6
 	vmulpd	%ymm0 , %ymm7 , %ymm7
-        prefetcht0      192(%rsp)
+        prefetcht0      64 + BUFFER1
 	vmulpd	%ymm0 , %ymm8 , %ymm8
 	vmulpd	%ymm0 , %ymm9 , %ymm9
 	vmulpd	%ymm0 , %ymm10, %ymm10
 	vmulpd	%ymm0 , %ymm11, %ymm11
-        prefetcht0      256(%rsp)
+        prefetcht0      128 + BUFFER1
 	vmulpd	%ymm0 , %ymm12, %ymm12
 	vmulpd	%ymm0 , %ymm13, %ymm13
 	vmulpd	%ymm0 , %ymm14, %ymm14
 	vmulpd	%ymm0 , %ymm15, %ymm15
-        prefetcht0      320(%rsp)
+        prefetcht0      192 + BUFFER1
 	vpermilpd $ 0x05 , %ymm5, %ymm5
 	vpermilpd $ 0x05 , %ymm7, %ymm7
 
@@ -1606,6 +1606,37 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .endm
 
 
+.macro PREFETCHT0_C
+        prefetcht0 (CO1)
+        prefetcht0 24(CO1)
+        prefetcht0 (CO1,LDC,4)
+        prefetcht0 24(CO1,LDC,4)
+        prefetcht0 (CO1,LDC,8)
+        prefetcht0 24(CO1,LDC,8)
+        addq  LDC,CO1
+        prefetcht0 (CO1)
+        prefetcht0 24(CO1)
+        prefetcht0 (CO1,LDC,4)
+        prefetcht0 24(CO1,LDC,4)
+        prefetcht0 (CO1,LDC,8)
+        prefetcht0 24(CO1,LDC,8)
+        leaq  (CO1,LDC,2),CO1
+        prefetcht0 (CO1)
+        prefetcht0 24(CO1)
+        prefetcht0 (CO1,LDC,4)
+        prefetcht0 24(CO1,LDC,4)
+        prefetcht0 (CO1,LDC,8)
+        prefetcht0 24(CO1,LDC,8)
+        subq  LDC,CO1
+        prefetcht0 (CO1)
+        prefetcht0 24(CO1)
+        prefetcht0 (CO1,LDC,4)
+        prefetcht0 24(CO1,LDC,4)
+        prefetcht0 (CO1,LDC,8)
+        prefetcht0 24(CO1,LDC,8)
+        subq  LDC,CO1
+        subq  LDC,CO1
+.endm
 /*******************************************************************************************/
 
 #if !defined(TRMMKERNEL)
@@ -1773,7 +1804,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 	dec	%rax
 	jne	.L12_12
-
+	
+        PREFETCHT0_C
 .L12_12a:
 
 	KERNEL4x12_M1