src/hotspot/share/runtime/deoptimization.hpp

rev 56098 : imported patch 8226705-8221734-baseline

*** 135,150 ****
      Unpack_uncommon_trap        = 2, // redo last byte code (C2 only)
      Unpack_reexecute            = 3, // reexecute bytecode (C1 only)
      Unpack_LIMIT                = 4
    };
  
    // Checks all compiled methods. Invalid methods are deleted and
    // corresponding activations are deoptimized.
    static int deoptimize_dependents();
  
    // Deoptimizes a frame lazily. nmethod gets patched deopt happens on return to the frame
!   static void deoptimize(JavaThread* thread, frame fr, RegisterMap *reg_map);
    static void deoptimize(JavaThread* thread, frame fr, RegisterMap *reg_map, DeoptReason reason);
  
  #if INCLUDE_JVMCI
    static address deoptimize_for_missing_exception_handler(CompiledMethod* cm);
    static oop get_cached_box(AutoBoxObjectValue* bv, frame* fr, RegisterMap* reg_map, TRAPS);
--- 135,157 ----
      Unpack_uncommon_trap        = 2, // redo last byte code (C2 only)
      Unpack_reexecute            = 3, // reexecute bytecode (C1 only)
      Unpack_LIMIT                = 4
    };
  
+   static void deoptimize_all_marked();
+ 
+  private:
    // Checks all compiled methods. Invalid methods are deleted and
    // corresponding activations are deoptimized.
    static int deoptimize_dependents();
+   static void revoke_using_handshake(JavaThread* thread, frame fr, RegisterMap* map);
+   static void revoke_using_safepoint(JavaThread* thread, frame fr, RegisterMap* map);
+   static void deopt_thread(bool in_handshake, JavaThread* thread, frame fr, RegisterMap *map, DeoptReason reason);
  
+  public:
    // Deoptimizes a frame lazily. nmethod gets patched deopt happens on return to the frame
!   static void deoptimize(JavaThread* thread, frame fr, RegisterMap *map, bool in_handshake = false);
    static void deoptimize(JavaThread* thread, frame fr, RegisterMap *reg_map, DeoptReason reason);
  
  #if INCLUDE_JVMCI
    static address deoptimize_for_missing_exception_handler(CompiledMethod* cm);
    static oop get_cached_box(AutoBoxObjectValue* bv, frame* fr, RegisterMap* reg_map, TRAPS);
*** 154,164 ****
    // Does the actual work for deoptimizing a single frame
    static void deoptimize_single_frame(JavaThread* thread, frame fr, DeoptReason reason);
  
    // Helper function to revoke biases of all monitors in frame if UseBiasedLocking
    // is enabled
!   static void revoke_biases_of_monitors(JavaThread* thread, frame fr, RegisterMap* map);
  
  #if COMPILER2_OR_JVMCI
  JVMCI_ONLY(public:)
  
    // Support for restoring non-escaping objects
--- 161,173 ----
    // Does the actual work for deoptimizing a single frame
    static void deoptimize_single_frame(JavaThread* thread, frame fr, DeoptReason reason);
  
    // Helper function to revoke biases of all monitors in frame if UseBiasedLocking
    // is enabled
!   static void revoke_biases_of_monitors(JavaThread* thread, frame fr, RegisterMap* map) {
!     revoke_using_safepoint(thread, fr, map);
!   }
  
  #if COMPILER2_OR_JVMCI
  JVMCI_ONLY(public:)
  
    // Support for restoring non-escaping objects