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src/cpu/aarch64/vm/vm_version_aarch64.hpp

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rev 9429 : 8143072: Port JVMCI to AArch64
Summary: AArch64-specific code for JVMCI
Reviewed-by: duke


  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 
  26 #ifndef CPU_AARCH64_VM_VM_VERSION_AARCH64_HPP
  27 #define CPU_AARCH64_VM_VM_VERSION_AARCH64_HPP
  28 
  29 #include "runtime/globals_extension.hpp"
  30 #include "runtime/vm_version.hpp"
  31 
  32 class VM_Version : public Abstract_VM_Version {


  33 public:
  34 protected:
  35   static int _cpu;
  36   static int _model;
  37   static int _model2;
  38   static int _variant;
  39   static int _revision;
  40   static int _stepping;
  41   static int _cpuFeatures;     // features returned by the "cpuid" instruction
  42                                // 0 if this instruction is not available
  43   static const char* _features_str;
  44 
  45   static void get_processor_features();
  46 
  47 public:
  48   // Initialization
  49   static void initialize();
  50 
  51   // Asserts
  52   static void assert_is_initialized() {
  53   }
  54 
  55   enum {
  56     CPU_ARM       = 'A',
  57     CPU_BROADCOM  = 'B',
  58     CPU_CAVIUM    = 'C',
  59     CPU_DEC       = 'D',
  60     CPU_INFINEON  = 'I',
  61     CPU_MOTOROLA  = 'M',




  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 
  26 #ifndef CPU_AARCH64_VM_VM_VERSION_AARCH64_HPP
  27 #define CPU_AARCH64_VM_VM_VERSION_AARCH64_HPP
  28 
  29 #include "runtime/globals_extension.hpp"
  30 #include "runtime/vm_version.hpp"
  31 
  32 class VM_Version : public Abstract_VM_Version {
  33   friend class VMStructs;
  34 
  35 public:
  36 protected:
  37   static int _cpu;
  38   static int _model;
  39   static int _model2;
  40   static int _variant;
  41   static int _revision;
  42   static int _stepping;
  43   static uint64_t _cpuFeatures; // features returned by the "cpuid" instruction
  44                                 // 0 if this instruction is not available
  45   static const char* _features_str;
  46 
  47   static void get_processor_features();
  48 
  49 public:
  50   // Initialization
  51   static void initialize();
  52 
  53   // Asserts
  54   static void assert_is_initialized() {
  55   }
  56 
  57   enum {
  58     CPU_ARM       = 'A',
  59     CPU_BROADCOM  = 'B',
  60     CPU_CAVIUM    = 'C',
  61     CPU_DEC       = 'D',
  62     CPU_INFINEON  = 'I',
  63     CPU_MOTOROLA  = 'M',


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