32 int VM_Version_Ext::_no_of_cores = 0;
  33 int VM_Version_Ext::_no_of_sockets = 0;
  34 bool VM_Version_Ext::_initialized = false;
  35 char VM_Version_Ext::_cpu_name[CPU_TYPE_DESC_BUF_SIZE] = {0};
  36 char VM_Version_Ext::_cpu_desc[CPU_DETAILED_DESC_BUF_SIZE] = {0};
  37 
  38 void VM_Version_Ext::initialize_cpu_information(void) {
  39   // do nothing if cpu info has been initialized
  40   if (_initialized) {
  41     return;
  42   }
  43 
  44   int core_id = -1;
  45   int chip_id = -1;
  46   int len = 0;
  47   char* src_string = NULL;
  48 
  49   _no_of_cores  = os::processor_count();
  50   _no_of_threads = _no_of_cores;
  51   _no_of_sockets = _no_of_cores;
  52 #ifdef AARCH64
  53   snprintf(_cpu_name, CPU_TYPE_DESC_BUF_SIZE - 1, "AArch64");
  54 #else
  55   snprintf(_cpu_name, CPU_TYPE_DESC_BUF_SIZE - 1, "ARM%d", _arm_arch);
  56 #endif
  57   snprintf(_cpu_desc, CPU_DETAILED_DESC_BUF_SIZE, "%s", _features_string);
  58   _initialized = true;
  59 }
  60 
  61 int VM_Version_Ext::number_of_threads(void) {
  62   initialize_cpu_information();
  63   return _no_of_threads;
  64 }
  65 
  66 int VM_Version_Ext::number_of_cores(void) {
  67   initialize_cpu_information();
  68   return _no_of_cores;
  69 }
  70 
  71 int VM_Version_Ext::number_of_sockets(void) {
  72   initialize_cpu_information();
  73   return _no_of_sockets;
  74 }
  75 
  76 const char* VM_Version_Ext::cpu_name(void) {

  32 int VM_Version_Ext::_no_of_cores = 0;
  33 int VM_Version_Ext::_no_of_sockets = 0;
  34 bool VM_Version_Ext::_initialized = false;
  35 char VM_Version_Ext::_cpu_name[CPU_TYPE_DESC_BUF_SIZE] = {0};
  36 char VM_Version_Ext::_cpu_desc[CPU_DETAILED_DESC_BUF_SIZE] = {0};
  37 
  38 void VM_Version_Ext::initialize_cpu_information(void) {
  39   // do nothing if cpu info has been initialized
  40   if (_initialized) {
  41     return;
  42   }
  43 
  44   int core_id = -1;
  45   int chip_id = -1;
  46   int len = 0;
  47   char* src_string = NULL;
  48 
  49   _no_of_cores  = os::processor_count();
  50   _no_of_threads = _no_of_cores;
  51   _no_of_sockets = _no_of_cores;



  52   snprintf(_cpu_name, CPU_TYPE_DESC_BUF_SIZE - 1, "ARM%d", _arm_arch);

  53   snprintf(_cpu_desc, CPU_DETAILED_DESC_BUF_SIZE, "%s", _features_string);
  54   _initialized = true;
  55 }
  56 
  57 int VM_Version_Ext::number_of_threads(void) {
  58   initialize_cpu_information();
  59   return _no_of_threads;
  60 }
  61 
  62 int VM_Version_Ext::number_of_cores(void) {
  63   initialize_cpu_information();
  64   return _no_of_cores;
  65 }
  66 
  67 int VM_Version_Ext::number_of_sockets(void) {
  68   initialize_cpu_information();
  69   return _no_of_sockets;
  70 }
  71 
  72 const char* VM_Version_Ext::cpu_name(void) {