Implement threaded switch optimization

Author: mur47x111

compiler/src/jdk.graal.compiler.test/src/jdk/graal/compiler/asm/aarch64/test/TestProtectedAssembler.java

@@ -222,6 +222,11 @@ protected void patchJumpTarget(int branch, int jumpTarget) {
 
     }
 
+    @Override
+    protected void patchRelativeJumpTarget(int pos, int relativeOffset) {
+
+    }
+
     @Override
     public AbstractAddress makeAddress(int transferSize, Register base, int displacement) {
         throw new UnsupportedOperationException();