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src/hotspot/cpu/x86/vm_version_x86.cpp

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  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 "jvm.h"
  27 #include "asm/macroAssembler.hpp"
  28 #include "asm/macroAssembler.inline.hpp"
  29 #include "logging/log.hpp"
  30 #include "logging/logStream.hpp"
  31 #include "memory/resourceArea.hpp"
  32 #include "runtime/java.hpp"
  33 #include "runtime/os.hpp"
  34 #include "runtime/stubCodeGenerator.hpp"

  35 #include "utilities/virtualizationSupport.hpp"
  36 #include "vm_version_x86.hpp"
  37 
  38 
  39 int VM_Version::_cpu;
  40 int VM_Version::_model;
  41 int VM_Version::_stepping;
  42 VM_Version::CpuidInfo VM_Version::_cpuid_info = { 0, };
  43 
  44 // Address of instruction which causes SEGV
  45 address VM_Version::_cpuinfo_segv_addr = 0;
  46 // Address of instruction after the one which causes SEGV
  47 address VM_Version::_cpuinfo_cont_addr = 0;
  48 
  49 static BufferBlob* stub_blob;
  50 static const int stub_size = 2000;
  51 
  52 extern "C" {
  53   typedef void (*get_cpu_info_stub_t)(void*);
  54   typedef void (*detect_virt_stub_t)(uint32_t, uint32_t*);
  55 }
  56 static get_cpu_info_stub_t get_cpu_info_stub = NULL;




  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 "jvm.h"
  27 #include "asm/macroAssembler.hpp"
  28 #include "asm/macroAssembler.inline.hpp"
  29 #include "logging/log.hpp"
  30 #include "logging/logStream.hpp"
  31 #include "memory/resourceArea.hpp"
  32 #include "runtime/java.hpp"
  33 #include "runtime/os.hpp"
  34 #include "runtime/stubCodeGenerator.hpp"
  35 #include "runtime/vm_version.hpp"
  36 #include "utilities/virtualizationSupport.hpp"

  37 
  38 
  39 int VM_Version::_cpu;
  40 int VM_Version::_model;
  41 int VM_Version::_stepping;
  42 VM_Version::CpuidInfo VM_Version::_cpuid_info = { 0, };
  43 
  44 // Address of instruction which causes SEGV
  45 address VM_Version::_cpuinfo_segv_addr = 0;
  46 // Address of instruction after the one which causes SEGV
  47 address VM_Version::_cpuinfo_cont_addr = 0;
  48 
  49 static BufferBlob* stub_blob;
  50 static const int stub_size = 2000;
  51 
  52 extern "C" {
  53   typedef void (*get_cpu_info_stub_t)(void*);
  54   typedef void (*detect_virt_stub_t)(uint32_t, uint32_t*);
  55 }
  56 static get_cpu_info_stub_t get_cpu_info_stub = NULL;


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