text: /*
   * Copyright (C) 2015-2017 Apple Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
   * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
   * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
   * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
   * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #pragma once
  
  #include "ProfilerDatabase.h"
  #include "VM.h"
  #include "Watchdog.h"
  
  namespace JSC {
      
  bool VM::ensureStackCapacityFor(Register* newTopOfStack)
  {
  #if ENABLE(JIT)
      ASSERT(wtfThreadData().stack().isGrowingDownward());
      return newTopOfStack >= m_softStackLimit;
  #else
      return ensureStackCapacityForCLoop(newTopOfStack);
  #endif
      
  }
  
  bool VM::isSafeToRecurseSoft() const
  {
      bool safe = isSafeToRecurse(m_softStackLimit);
  #if !ENABLE(JIT)
      safe = safe && isSafeToRecurseSoftCLoop();
  #endif
      return safe;
  }
  
  template<typename Func>
  void VM::logEvent(CodeBlock* codeBlock, const char* summary, const Func& func)
  {
      if (LIKELY(!m_perBytecodeProfiler))
          return;
      
      m_perBytecodeProfiler->logEvent(codeBlock, summary, func());
  }
  
  } // namespace JSC
  