14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef SHARE_VM_RUNTIME_INTERFACESUPPORT_HPP
  26 #define SHARE_VM_RUNTIME_INTERFACESUPPORT_HPP
  27 
  28 #include "memory/gcLocker.hpp"
  29 #include "runtime/handles.inline.hpp"
  30 #include "runtime/mutexLocker.hpp"
  31 #include "runtime/orderAccess.hpp"
  32 #include "runtime/os.hpp"
  33 #include "runtime/safepoint.hpp"

  34 #include "runtime/vmThread.hpp"
  35 #include "utilities/globalDefinitions.hpp"
  36 #include "utilities/preserveException.hpp"
  37 #include "utilities/top.hpp"
  38 #ifdef TARGET_OS_FAMILY_linux
  39 # include "thread_linux.inline.hpp"
  40 #endif
  41 #ifdef TARGET_OS_FAMILY_solaris
  42 # include "thread_solaris.inline.hpp"
  43 #endif
  44 #ifdef TARGET_OS_FAMILY_windows
  45 # include "thread_windows.inline.hpp"
  46 #endif
  47 #ifdef TARGET_OS_FAMILY_bsd
  48 # include "thread_bsd.inline.hpp"
  49 #endif
  50 
  51 // Wrapper for all entry points to the virtual machine.
  52 // The HandleMarkCleaner is a faster version of HandleMark.
  53 // It relies on the fact that there is a HandleMark further
  54 // down the stack (in JavaCalls::call_helper), and just resets
  55 // to the saved values in that HandleMark.
  56 
  57 class HandleMarkCleaner: public StackObj {
  58  private:
  59   Thread* _thread;
  60  public:
  61   HandleMarkCleaner(Thread* thread) {
  62     _thread = thread;
  63     _thread->last_handle_mark()->push();
  64   }
  65   ~HandleMarkCleaner() {
  66     _thread->last_handle_mark()->pop_and_restore();
  67   }
  68 
  69  private:

  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef SHARE_VM_RUNTIME_INTERFACESUPPORT_HPP
  26 #define SHARE_VM_RUNTIME_INTERFACESUPPORT_HPP
  27 
  28 #include "memory/gcLocker.hpp"
  29 #include "runtime/handles.inline.hpp"
  30 #include "runtime/mutexLocker.hpp"
  31 #include "runtime/orderAccess.hpp"
  32 #include "runtime/os.hpp"
  33 #include "runtime/safepoint.hpp"
  34 #include "runtime/thread.inline.hpp"
  35 #include "runtime/vmThread.hpp"
  36 #include "utilities/globalDefinitions.hpp"
  37 #include "utilities/preserveException.hpp"
  38 #include "utilities/top.hpp"












  39 
  40 // Wrapper for all entry points to the virtual machine.
  41 // The HandleMarkCleaner is a faster version of HandleMark.
  42 // It relies on the fact that there is a HandleMark further
  43 // down the stack (in JavaCalls::call_helper), and just resets
  44 // to the saved values in that HandleMark.
  45 
  46 class HandleMarkCleaner: public StackObj {
  47  private:
  48   Thread* _thread;
  49  public:
  50   HandleMarkCleaner(Thread* thread) {
  51     _thread = thread;
  52     _thread->last_handle_mark()->push();
  53   }
  54   ~HandleMarkCleaner() {
  55     _thread->last_handle_mark()->pop_and_restore();
  56   }
  57 
  58  private: