--- old/src/share/vm/opto/gcm.cpp	2021-01-25 19:30:43.555917524 +0000
+++ new/src/share/vm/opto/gcm.cpp	2021-01-25 19:30:43.427916179 +0000
@@ -41,6 +41,8 @@
 # include "adfiles/ad_x86_32.hpp"
 #elif defined TARGET_ARCH_MODEL_x86_64
 # include "adfiles/ad_x86_64.hpp"
+#elif defined TARGET_ARCH_MODEL_aarch64
+# include "adfiles/ad_aarch64.hpp"
 #elif defined TARGET_ARCH_MODEL_sparc
 # include "adfiles/ad_sparc.hpp"
 #elif defined TARGET_ARCH_MODEL_zero