src/share/vm/opto/compile.cpp

rev 3419 : 7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
Summary: use shorter instruction sequences for atomic add and atomic exchange when possible.
Reviewed-by:

@@ -2283,10 +2283,16 @@
   case Op_StoreLConditional:
   case Op_CompareAndSwapI:
   case Op_CompareAndSwapL:
   case Op_CompareAndSwapP:
   case Op_CompareAndSwapN:
+  case Op_GetAndAddI:
+  case Op_GetAndAddL:
+  case Op_GetAndSetI:
+  case Op_GetAndSetL:
+  case Op_GetAndSetP:
+  case Op_GetAndSetN:
   case Op_StoreP:
   case Op_StoreN:
   case Op_LoadB:
   case Op_LoadUB:
   case Op_LoadUS: