Index: icedtea6-1.8/ports/hotspot/src/os_cpu/linux_zero/vm/atomic_linux_zero.inline.hpp
===================================================================
--- icedtea6-1.8.orig/ports/hotspot/src/os_cpu/linux_zero/vm/atomic_linux_zero.inline.hpp	2010-06-17 10:26:16.885292426 +0200
+++ icedtea6-1.8/ports/hotspot/src/os_cpu/linux_zero/vm/atomic_linux_zero.inline.hpp	2010-06-17 10:29:19.034668305 +0200
@@ -266,7 +266,15 @@
                              volatile jlong* dest,
                              jlong compare_value) {
 
+#ifdef ARM
+  return arm_compare_and_swap((jint *) dest, (jint) compare_value, (jint) exchange_value);
+#else
+#ifdef M68K
+  return m68k_compare_and_swap((jint *) dest, (jint) compare_value, (jint) exchange_value);
+#else
   return __sync_val_compare_and_swap(dest, compare_value, exchange_value);
+#endif // M68K
+#endif // ARM
 }
 
 inline intptr_t Atomic::cmpxchg_ptr(intptr_t exchange_value,