diff --git a/common_mips64.h b/common_mips64.h
index acea79011..2aa325bfa 100644
--- a/common_mips64.h
+++ b/common_mips64.h
@@ -170,6 +170,13 @@ static inline int blas_quickdivide(blasint x, blasint y){
 #define CMPEQ	c.eq.s
 #define CMPLE	c.le.s
 #define CMPLT	c.lt.s
+#define PLU     plu.ps                                                    
+#define PLL     pll.ps   
+#define PUU     puu.ps    
+#define PUL     pul.ps   
+#define MADPS   madd.ps   
+#define CVTU    cvt.s.pu    
+#define CVTL    cvt.s.pl 
 #endif
 
 #if   defined(__64BIT__) &&  defined(USE64BITINT)
@@ -218,7 +225,7 @@ REALNAME: ;\
 
 #define SEEK_ADDRESS
 
-#define BUFFER_SIZE     ( 8 << 20)
+#define BUFFER_SIZE     ( 32 << 20)
 
 #if defined(LOONGSON3A)
 #define PAGESIZE	(16UL << 10)
diff --git a/kernel/mips64/KERNEL.LOONGSON3A b/kernel/mips64/KERNEL.LOONGSON3A
index ebab8e6ea..4a195f265 100644
--- a/kernel/mips64/KERNEL.LOONGSON3A
+++ b/kernel/mips64/KERNEL.LOONGSON3A
@@ -1,9 +1,13 @@
 SAXPYKERNEL=axpy_loongson3a.S
 DAXPYKERNEL=daxpy_loongson3a_simd.S
 
-SGEMMKERNEL    =  sgemm_kernel_loongson3a_4x4.S
-SGEMMONCOPY    = ../generic/gemm_ncopy_4.c
-SGEMMOTCOPY    = ../generic/gemm_tcopy_4.c
+SGEMMKERNEL    =  sgemm_kernel_8x4_ps.S		
+SGEMMINCOPY    =  ../generic/gemm_ncopy_8.c
+SGEMMITCOPY    =  ../generic/gemm_tcopy_8.c
+SGEMMONCOPY    =  ../generic/gemm_ncopy_4.c
+SGEMMOTCOPY    =  ../generic/gemm_tcopy_4.c
+SGEMMINCOPYOBJ =  sgemm_incopy.o
+SGEMMITCOPYOBJ =  sgemm_itcopy.o
 SGEMMONCOPYOBJ =  sgemm_oncopy.o
 SGEMMOTCOPYOBJ =  sgemm_otcopy.o
 
diff --git a/param.h b/param.h
index fd399a96f..2c3021710 100644
--- a/param.h
+++ b/param.h
@@ -1480,7 +1480,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #define GEMM_DEFAULT_OFFSET_B 0
 #define GEMM_DEFAULT_ALIGN 0x03fffUL
 
-#define SGEMM_DEFAULT_UNROLL_M  4
+#define SGEMM_DEFAULT_UNROLL_M  8
 #define SGEMM_DEFAULT_UNROLL_N  4
 
 #define DGEMM_DEFAULT_UNROLL_M  4
@@ -1497,16 +1497,29 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #define CGEMM_DEFAULT_P 64
 #define ZGEMM_DEFAULT_P 32
 
-#define SGEMM_DEFAULT_Q 116
-#define DGEMM_DEFAULT_Q 116
+#define SGEMM_DEFAULT_Q 128
+#define DGEMM_DEFAULT_Q 112
 #define CGEMM_DEFAULT_Q 100
 #define ZGEMM_DEFAULT_Q 80
 
-#define SGEMM_DEFAULT_R 1000
+#define SGEMM_DEFAULT_R 1024
+//#define DGEMM_DEFAULT_R 300
+//#define DGEMM_DEFAULT_R 200
+//#define DGEMM_DEFAULT_R 400
+//#define DGEMM_DEFAULT_R 192
 #define DGEMM_DEFAULT_R 1000
+//#define DGEMM_DEFAULT_R 160
+//#define DGEMM_DEFAULT_R 270
 #define CGEMM_DEFAULT_R 1000
+//#define ZGEMM_DEFAULT_R 1000
 #define ZGEMM_DEFAULT_R 1000
 
+#define GEMM_OFFSET_A1	(DGEMM_DEFAULT_P*DGEMM_DEFAULT_Q*SIZE)
+//#define	GEMM_OFFSET_B1	0x10	
+#define	GEMM_OFFSET_B1	(DGEMM_DEFAULT_Q*DGEMM_DEFAULT_R*SIZE)
+#define	GEMM_OFFSET	0x100000
+#define	GEMM_OFFSET1	0x40000
+
 #define SYMV_P	16
 #endif