src/hotspot/os_cpu/solaris_sparc/atomic_solaris_sparc.hpp

rev 49986 : 8202080: Introduce ordering semantics for Atomic::add and other RMW atomics
Reviewed-by: lucy, rehn, dholmes

@@ -29,11 +29,11 @@
 
 // Implement ADD using a CAS loop.
 template<size_t byte_size>
 struct Atomic::PlatformAdd {
   template<typename I, typename D>
-  inline D operator()(I add_value, D volatile* dest) const {
+  inline D operator()(I add_value, D volatile* dest, atomic_memory_order order) const {
     D old_value = *dest;
     while (true) {
       D new_value = old_value + add_value;
       D result = cmpxchg(new_value, dest, old_value);
       if (result == old_value) break;

@@ -44,11 +44,12 @@
 };
 
 template<>
 template<typename T>
 inline T Atomic::PlatformXchg<4>::operator()(T exchange_value,
-                                             T volatile* dest) const {
+                                             T volatile* dest,
+                                             atomic_memory_order order) const {
   STATIC_ASSERT(4 == sizeof(T));
   __asm__ volatile (  "swap [%2],%0"
                     : "=r" (exchange_value)
                     : "0" (exchange_value), "r" (dest)
                     : "memory");

@@ -56,11 +57,12 @@
 }
 
 template<>
 template<typename T>
 inline T Atomic::PlatformXchg<8>::operator()(T exchange_value,
-                                             T volatile* dest) const {
+                                             T volatile* dest,
+                                             atomic_memory_order order) const {
   STATIC_ASSERT(8 == sizeof(T));
   T old_value = *dest;
   while (true) {
     T result = cmpxchg(exchange_value, dest, old_value);
     if (result == old_value) break;

@@ -76,11 +78,11 @@
 template<>
 template<typename T>
 inline T Atomic::PlatformCmpxchg<4>::operator()(T exchange_value,
                                                 T volatile* dest,
                                                 T compare_value,
-                                                cmpxchg_memory_order order) const {
+                                                atomic_memory_order order) const {
   STATIC_ASSERT(4 == sizeof(T));
   T rv;
   __asm__ volatile(
     " cas    [%2], %3, %0"
     : "=r" (rv)

@@ -92,11 +94,11 @@
 template<>
 template<typename T>
 inline T Atomic::PlatformCmpxchg<8>::operator()(T exchange_value,
                                                 T volatile* dest,
                                                 T compare_value,
-                                                cmpxchg_memory_order order) const {
+                                                atomic_memory_order order) const {
   STATIC_ASSERT(8 == sizeof(T));
   T rv;
   __asm__ volatile(
     " casx   [%2], %3, %0"
     : "=r" (rv)