Refs #2899. Merge branch 'damonyu1989-openblas-open-910' into risc-v

Author: xianyi

Makefile.prebuild

@@ -41,6 +41,10 @@ ifeq ($(TARGET), I6500)
 TARGET_FLAGS = -mips64r6
 endif
 
+ifeq ($(TARGET), C910V)
+TARGET_FLAGS = -march=rv64gcvxthead -mabi=lp64v
+endif
+
 all: getarch_2nd
 	./getarch_2nd  0 >> $(TARGET_MAKE)
 	./getarch_2nd  1 >> $(TARGET_CONF)

Makefile.riscv64

@@ -0,0 +1,4 @@
+ifeq ($(CORE), C910V)
+CCOMMON_OPT += -march=rv64gcvxthead -mabi=lp64v
+FCOMMON_OPT += -march=rv64gcvxthead -mabi=lp64v -static
+endif

Makefile.system

@@ -751,7 +751,10 @@ endif
 endif
 endif
 
-
+ifeq ($(ARCH), riscv64)
+NO_BINARY_MODE  = 1
+BINARY_DEFINED  = 1
+endif
 
 
 #

common_riscv64.h

@@ -73,6 +73,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #define MB  __sync_synchronize()
 #define WMB __sync_synchronize()
+#define RMB __sync_synchronize()
 
 #define INLINE inline
 
@@ -90,4 +91,8 @@ static inline int blas_quickdivide(blasint x, blasint y){
 #define BUFFER_SIZE     ( 32 << 20)
 #define SEEK_ADDRESS
 
+#if defined(C910V)
+#include <riscv-vector.h>
+#endif
+
 #endif

cpuid_riscv64.c

@@ -71,9 +71,11 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 /*********************************************************************/
 
 #define CPU_UNKNOWN     0
+#define CPU_C910V       1
 
 static char *cpuname[] = {
   "UNKOWN",
+  "C910V"
 };
 
 int detect(void){

getarch.c

@@ -1280,6 +1280,21 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #define CORENAME  "Z14"
 #endif
 
+#ifdef FORCE_C910V
+#define FORCE
+#define ARCHITECTURE    "RISCV64"
+#define SUBARCHITECTURE "C910V"
+#define SUBDIRNAME      "riscv64"
+#define ARCHCONFIG   "-DC910V " \
+       "-DL1_DATA_SIZE=32768 -DL1_DATA_LINESIZE=32 " \
+       "-DL2_SIZE=1048576 -DL2_LINESIZE=32 " \
+       "-DDTB_DEFAULT_ENTRIES=128 -DDTB_SIZE=4096 -DL2_ASSOCIATIVE=4 "
+#define LIBNAME   "c910v"
+#define CORENAME  "C910V"
+#else
+#endif
+
+
 #ifndef FORCE
 
 #ifdef USER_TARGET