src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.asm.aarch64/src/org/graalvm/compiler/asm/aarch64/AArch64Assembler.java

rev 52509 : [mq]: graal2

@@ -2773,11 +2773,12 @@
         NOP(0x0),
         YIELD(0x1),
         WFE(0x2),
         WFI(0x3),
         SEV(0x4),
-        SEVL(0x5);
+        SEVL(0x5),
+        CSDB(0x14);
 
         private final int encoding;
 
         SystemHint(int encoding) {
             this.encoding = encoding;