src/hotspot/share/opto/macro.cpp

@@ -2704,17 +2704,16 @@
   Node* mask2 = MakeConX(-2);
   Node* masked2 = transform_later(new AndXNode(cast, mask2));
   Node* rawklassptr = transform_later(new CastX2PNode(masked2));
   Node* klass_node = transform_later(new CheckCastPPNode(allocation_ctl, rawklassptr, TypeKlassPtr::VALUE));
 
-  Node* top_adr;
-  Node* end_adr;
-
   Node* slowpath_bol = NULL;
+  Node* top_adr = NULL;
   Node* old_top = NULL;
   Node* new_top = NULL;
   if (UseTLAB) {
+    Node* end_adr = NULL;
     set_eden_pointers(top_adr, end_adr);
     Node* end = make_load(ctl, mem, end_adr, 0, TypeRawPtr::BOTTOM, T_ADDRESS);
     old_top = new LoadPNode(ctl, mem, top_adr, TypeRawPtr::BOTTOM, TypeRawPtr::BOTTOM, MemNode::unordered);
     transform_later(old_top);
     Node* layout_val = make_load(NULL, mem, klass_node, in_bytes(Klass::layout_helper_offset()), TypeInt::INT, T_INT);

@@ -2725,20 +2724,20 @@
     transform_later(slowpath_cmp);
     slowpath_bol = new BoolNode(slowpath_cmp, BoolTest::ge);
     transform_later(slowpath_bol);
   } else {
     slowpath_bol = intcon(1);
+    top_adr = top();
     old_top = top();
     new_top = top();
   }
   IfNode* slowpath_iff = new IfNode(allocation_ctl, slowpath_bol, PROB_UNLIKELY_MAG(4), COUNT_UNKNOWN);
   transform_later(slowpath_iff);
 
   Node* slowpath_true = new IfTrueNode(slowpath_iff);
   transform_later(slowpath_true);
 
-
   CallStaticJavaNode* slow_call = new CallStaticJavaNode(OptoRuntime::store_value_type_fields_Type(),
                                                          StubRoutines::store_value_type_fields_to_buf(),
                                                          "store_value_type_fields",
                                                          call->jvms()->bci(),
                                                          TypePtr::BOTTOM);