Support cross-compiling for Apple Vortex

getarch.c

@@ -1222,6 +1222,20 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #else
 #endif
 
+#ifdef FORCE_VORTEX
+#define FORCE
+#define ARCHITECTURE    "ARM64"
+#define SUBARCHITECTURE "VORTEX"
+#define SUBDIRNAME      "arm64"
+#define ARCHCONFIG   "-DVORTEX " \
+       "-DL1_DATA_SIZE=32768 -DL1_DATA_LINESIZE=64 " \
+       "-DL2_SIZE=262144 -DL2_LINESIZE=64 " \
+       "-DDTB_DEFAULT_ENTRIES=64 -DDTB_SIZE=4096 -DL2_ASSOCIATIVE=32 " \
+       "-DHAVE_VFPV4 -DHAVE_VFPV3 -DHAVE_VFP -DHAVE_NEON -DARMV8"
+#define LIBNAME   "vortex"
+#define CORENAME  "VORTEX"
+#endif
+
 #ifdef FORCE_ZARCH_GENERIC
 #define FORCE
 #define ARCHITECTURE    "ZARCH"