hotspot/src/os/windows/vm/os_windows.cpp

*** 1,7 ****
  /*
!  * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 837,846 ****
--- 837,851 ----
  jlong windows_to_java_time(FILETIME wt) {
    jlong a = jlong_from(wt.dwHighDateTime, wt.dwLowDateTime);
    return (a - offset()) / 10000;
  }
  
+ jlong windows_time_stamp(FILETIME wt) {
+   jlong a = jlong_from(wt.dwHighDateTime, wt.dwLowDateTime);
+   return (a - offset());
+ }
+ 
  FILETIME java_to_windows_time(jlong l) {
    jlong a = (l * 10000) + offset();
    FILETIME result;
    result.dwHighDateTime = high(a);
    result.dwLowDateTime  = low(a);
*** 872,881 ****
--- 877,895 ----
      GetSystemTimeAsFileTime(&wt);
      return windows_to_java_time(wt);
    }
  }
  
+ void os::javaTimeSystemUTC(jlong &seconds, jlong &nanos) {
+   FILETIME wt;
+   GetSystemTimeAsFileTime(&wt);
+   jlong ts = windows_time_stamp(wt); // 10th of micros
+   jlong secs = jlong(ts / 10000000); // 10000 * 1000
+   seconds = secs; 
+   nanos = jlong(ts - (secs*10000000)) * 100;
+ }
+ 
  jlong os::javaTimeNanos() {
    if (!win32::_has_performance_count) {
      return javaTimeMillis() * NANOSECS_PER_MILLISEC; // the best we can do.
    } else {
      LARGE_INTEGER current_count;