src/hotspot/os_cpu/windows_x86/orderAccess_windows_x86.inline.hpp

rev 47383 : [mq]: OrderAccess_refactoring

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -72,44 +72,48 @@
   compiler_barrier();
 }
 
 #ifndef AMD64
 template<>
-inline void OrderAccess::specialized_release_store_fence<jbyte> (volatile jbyte*  p, jbyte  v) {
+struct OrderAccess::PlatformOrderedStore<1, RELEASE_X_FENCE>
+  VALUE_OBJ_CLASS_SPEC
+{
+  template <typename T>
+  void operator()(T v, volatile T* p) const {
   __asm {
     mov edx, p;
     mov al, v;
     xchg al, byte ptr [edx];
   }
-}
+  }
+};
 
 template<>
-inline void OrderAccess::specialized_release_store_fence<jshort>(volatile jshort* p, jshort v) {
+struct OrderAccess::PlatformOrderedStore<2, RELEASE_X_FENCE>
+  VALUE_OBJ_CLASS_SPEC
+{
+  template <typename T>
+  void operator()(T v, volatile T* p) const {
   __asm {
     mov edx, p;
     mov ax, v;
     xchg ax, word ptr [edx];
   }
-}
+  }
+};
 
 template<>
-inline void OrderAccess::specialized_release_store_fence<jint>  (volatile jint*   p, jint   v) {
+struct OrderAccess::PlatformOrderedStore<4, RELEASE_X_FENCE>
+  VALUE_OBJ_CLASS_SPEC
+{
+  template <typename T>
+  void operator()(T v, volatile T* p) const {
   __asm {
     mov edx, p;
     mov eax, v;
     xchg eax, dword ptr [edx];
   }
-}
+  }
+};
 #endif // AMD64
 
-template<>
-inline void OrderAccess::specialized_release_store_fence<jfloat>(volatile jfloat*  p, jfloat  v) {
-    release_store_fence((volatile jint*)p, jint_cast(v));
-}
-template<>
-inline void OrderAccess::specialized_release_store_fence<jdouble>(volatile jdouble* p, jdouble v) {
-    release_store_fence((volatile jlong*)p, jlong_cast(v));
-}
-
-#define VM_HAS_GENERALIZED_ORDER_ACCESS 1
-
 #endif // OS_CPU_WINDOWS_X86_VM_ORDERACCESS_WINDOWS_X86_INLINE_HPP