8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  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 CPU_ARM_VM_VM_VERSION_ARM_HPP
  26 #define CPU_ARM_VM_VM_VERSION_ARM_HPP
  27 

  28 #include "runtime/globals_extension.hpp"
  29 #include "runtime/vm_version.hpp"
  30 
  31 class VM_Version: public Abstract_VM_Version {
  32   friend class JVMCIVMStructs;
  33 
  34   static bool _has_simd;
  35 
  36  protected:
  37   // Are we done with vm version initialization
  38   static bool _is_initialized;
  39 
  40  public:
  41   static void initialize();
  42   static bool is_initialized()      { return _is_initialized; }
  43 
  44 #ifdef AARCH64
  45 
  46  public:
  47   static bool supports_ldrex()         { return true; }
  48   static bool supports_ldrexd()        { return true; }
  49   static bool supports_movw()          { return true; }

   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  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 CPU_ARM_VM_VM_VERSION_ARM_HPP
  26 #define CPU_ARM_VM_VM_VERSION_ARM_HPP
  27 
  28 #include "runtime/abstract_vm_version.hpp"
  29 #include "runtime/globals_extension.hpp"

  30 
  31 class VM_Version: public Abstract_VM_Version {
  32   friend class JVMCIVMStructs;
  33 
  34   static bool _has_simd;
  35 
  36  protected:
  37   // Are we done with vm version initialization
  38   static bool _is_initialized;
  39 
  40  public:
  41   static void initialize();
  42   static bool is_initialized()      { return _is_initialized; }
  43 
  44 #ifdef AARCH64
  45 
  46  public:
  47   static bool supports_ldrex()         { return true; }
  48   static bool supports_ldrexd()        { return true; }
  49   static bool supports_movw()          { return true; }