src/share/vm/opto/memnode.hpp
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@@ -1073,10 +1073,17 @@
: MemBarNode(C, alias_idx, precedent) {}
virtual int Opcode() const;
virtual uint ideal_reg() const { return 0; } // not matched in the AD file
};
+class OnSpinWaitNode: public MemBarNode {
+public:
+ OnSpinWaitNode(Compile* C, int alias_idx, Node* precedent)
+ : MemBarNode(C, alias_idx, precedent) {}
+ virtual int Opcode() const;
+};
+
// Isolation of object setup after an AllocateNode and before next safepoint.
// (See comment in memnode.cpp near InitializeNode::InitializeNode for semantics.)
class InitializeNode: public MemBarNode {
friend class AllocateNode;