#ifndef PRODUCT

JRT_ENTRY(intptr_t, SharedRuntime::trace_bytecode(JavaThread* thread, intptr_t preserve_this_value, intptr_t tos, intptr_t tos2))

  {- -------------------------------------------
  (1) (変数宣言など)
      ---------------------------------------- -}

      const frame f = thread->last_frame();

  {- -------------------------------------------
  (1) (assert)
      ---------------------------------------- -}

      assert(f.is_interpreted_frame(), "must be an interpreted frame");

  {- -------------------------------------------
  (1) BytecodeTracer::trace() を呼び出すだけ.
      ---------------------------------------- -}

    #ifndef PRODUCT
      methodHandle mh(THREAD, f.interpreter_frame_method());
      BytecodeTracer::trace(mh, f.interpreter_frame_bcp(), tos, tos2);
    #endif // !PRODUCT