src/cpu/x86/vm/interpreter_x86.hpp

@@ -20,10 +20,13 @@
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  *
  */
 
+#ifndef CPU_X86_VM_INTERPRETER_X86_HPP
+#define CPU_X86_VM_INTERPRETER_X86_HPP
+
  public:
 
   // Sentinel placed in the code for interpreter returns so
   // that i2c adapters and osr code can recognize an interpreter
   // return address and convert the return to a specialized

@@ -42,5 +45,7 @@
   // Already negated by c++ interpreter
   static int local_index_at(int i) {
     assert(i <= 0, "local direction already negated");
     return stackElementWords * i;
   }
+
+#endif // CPU_X86_VM_INTERPRETER_X86_HPP