src/share/vm/jvmci/jvmciRuntime.hpp

*** 64,89 ****
    bool is_aborted() { return _abort; }
    void set_filename(char* path) {_filename = path; _lineNo = 0;}
  };
  
  class JVMCIRuntime: public AllStatic {
   private:
    static jobject _HotSpotJVMCIRuntime_instance;
    static bool _HotSpotJVMCIRuntime_initialized;
    static bool _well_known_classes_initialized;
  
    static int _trivial_prefixes_count;
    static char** _trivial_prefixes;
  
    static bool _shutdown_called;
  
!   /**
!    * Instantiates a service object, calls its default constructor and returns it.
!    *
!    * @param name the name of a class implementing jdk.vm.ci.service.Service
!    */
!   static Handle create_Service(const char* name, TRAPS);
  
   public:
    static bool is_HotSpotJVMCIRuntime_initialized() {
      return _HotSpotJVMCIRuntime_initialized;
    }
--- 64,96 ----
    bool is_aborted() { return _abort; }
    void set_filename(char* path) {_filename = path; _lineNo = 0;}
  };
  
  class JVMCIRuntime: public AllStatic {
+  public:
+   // Constants describing whether JVMCI wants to be able to adjust the compilation
+   // level selected for a method by the VM compilation policy and if so, based on
+   // what information about the method being schedule for compilation.
+   enum CompLevelAdjustment {
+      none = 0,             // no adjustment
+      by_holder = 1,        // adjust based on declaring class of method
+      by_full_signature = 2 // adjust based on declaring class, name and signature of method
+   };
+ 
   private:
    static jobject _HotSpotJVMCIRuntime_instance;
    static bool _HotSpotJVMCIRuntime_initialized;
    static bool _well_known_classes_initialized;
  
    static int _trivial_prefixes_count;
    static char** _trivial_prefixes;
  
+   static CompLevelAdjustment _comp_level_adjustment;
+ 
    static bool _shutdown_called;
  
!   static CompLevel adjust_comp_level_inner(methodHandle method, bool is_osr, CompLevel level, JavaThread* thread);
  
   public:
    static bool is_HotSpotJVMCIRuntime_initialized() {
      return _HotSpotJVMCIRuntime_initialized;
    }
*** 124,133 ****
--- 131,152 ----
      return _shutdown_called;
    }
  
    static bool treat_as_trivial(Method* method);
  
+   /**
+    * Lets JVMCI modify the compilation level currently selected for a method by
+    * the VM compilation policy.
+    *
+    * @param method the method being scheduled for compilation
+    * @param is_osr specifies if the compilation is an OSR compilation
+    * @param level the compilation level currently selected by the VM compilation policy
+    * @param thread the current thread
+    * @return the compilation level to use for the compilation
+    */
+   static CompLevel adjust_comp_level(methodHandle method, bool is_osr, CompLevel level, JavaThread* thread);
+ 
    static BasicType kindToBasicType(Handle kind, TRAPS);
  
    // The following routines are all called from compiled JVMCI code
  
    static void new_instance(JavaThread* thread, Klass* klass);