src/share/vm/prims/unsafe.cpp

@@ -322,10 +322,30 @@
   }
 UNSAFE_END
 
 #endif // not SUPPORTS_NATIVE_CX8
 
+UNSAFE_ENTRY(jboolean, Unsafe_isBigEndian0(JNIEnv *env, jobject unsafe))
+  UnsafeWrapper("Unsafe_IsBigEndian0");
+  {
+#ifdef VM_BIG_ENDIAN
+    return true;
+#elif defined(VM_LITTLE_ENDIAN)
+    return false;
+#else
+#error  VM_LITTLE_ENDIAN or VM_BIG_ENDIAN must be defined
+#endif
+  }
+UNSAFE_END
+
+UNSAFE_ENTRY(jint, Unsafe_unalignedAccess0(JNIEnv *env, jobject unsafe))
+  UnsafeWrapper("Unsafe_UnalignedAccess0");
+  {
+    return UseUnalignedAccesses;
+  }
+UNSAFE_END
+
 #define DEFINE_GETSETOOP(jboolean, Boolean) \
  \
 UNSAFE_ENTRY(jboolean, Unsafe_Get##Boolean##140(JNIEnv *env, jobject unsafe, jobject obj, jint offset)) \
   UnsafeWrapper("Unsafe_Get"#Boolean); \
   if (obj == NULL)  THROW_0(vmSymbols::java_lang_NullPointerException()); \

@@ -1259,10 +1279,13 @@
     {CC"shouldBeInitialized",CC"("CLS")Z",               FN_PTR(Unsafe_ShouldBeInitialized)},
 
     {CC"loadFence",          CC"()V",                    FN_PTR(Unsafe_LoadFence)},
     {CC"storeFence",         CC"()V",                    FN_PTR(Unsafe_StoreFence)},
     {CC"fullFence",          CC"()V",                    FN_PTR(Unsafe_FullFence)},
+
+    {CC"isBigEndian0",       CC"()Z",                    FN_PTR(Unsafe_isBigEndian0)},
+    {CC"unalignedAccess0",   CC"()Z",                    FN_PTR(Unsafe_unalignedAccess0)}
 };
 
 #undef CC
 #undef FN_PTR