7  * published by the Free Software Foundation.
   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 #include "precompiled.hpp"
  26 #include "runtime/os.hpp"
  27 #include "vm_version_x86.hpp"
  28 
  29 #ifdef __APPLE__
  30 
  31 #include <sys/types.h>
  32 #include <sys/sysctl.h>
  33 
  34 bool VM_Version::is_cpu_emulated() {
  35   int ret = 0;
  36   size_t size = sizeof(ret);
  37   // Is this process being ran in Rosetta (i.e. emulation) mode on macOS?
  38   if (sysctlbyname("sysctl.proc_translated", &ret, &size, NULL, 0) == -1) {
  39     // errno == ENOENT is a valid response, but anything else is a real error
  40     if (errno != ENOENT) {
  41       warning("unable to lookup sysctl.proc_translated");
  42     }
  43   }
  44   return (ret==1);
  45 }
  46 
  47 #endif

   7  * published by the Free Software Foundation.
   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 #include "precompiled.hpp"
  26 #include "runtime/os.hpp"
  27 #include "runtime/vm_version.hpp"
  28 
  29 #ifdef __APPLE__
  30 
  31 #include <sys/types.h>
  32 #include <sys/sysctl.h>
  33 
  34 bool VM_Version::is_cpu_emulated() {
  35   int ret = 0;
  36   size_t size = sizeof(ret);
  37   // Is this process being ran in Rosetta (i.e. emulation) mode on macOS?
  38   if (sysctlbyname("sysctl.proc_translated", &ret, &size, NULL, 0) == -1) {
  39     // errno == ENOENT is a valid response, but anything else is a real error
  40     if (errno != ENOENT) {
  41       warning("unable to lookup sysctl.proc_translated");
  42     }
  43   }
  44   return (ret==1);
  45 }
  46 
  47 #endif