src/share/vm/runtime/timer.cpp

rev 7854 : imported patch 8027962-per-phase-timing-measurements-for-strong-roots-processing

*** 24,33 ****
--- 24,36 ----
  
  #include "precompiled.hpp"
  #include "oops/oop.inline.hpp"
  #include "runtime/timer.hpp"
  #include "utilities/ostream.hpp"
+ #ifdef INCLUDE_ALL_GCS
+ #include "gc_implementation/g1/g1GCPhaseTimes.hpp"
+ #endif
  
  double TimeHelper::counter_to_seconds(jlong counter) {
    double count = (double) counter;
    double freq  = (double) os::elapsed_frequency();
    return counter/freq;
*** 138,147 ****
--- 141,164 ----
        tty->flush();
      }
    }
  }
  
+ TrackPhaseTime::TrackPhaseTime(GCPhaseTimeTracker *data, uint phase) :
+   _data(data), _phase(phase) {
+   if (_data != NULL && _data->active()) {
+     _last = os::elapsed_counter();
+   }
+ }
+ 
+ TrackPhaseTime::~TrackPhaseTime() {
+   if (_data != NULL && _data->active()) {
+     double time = (double)(os::elapsed_counter() - _last) * 1000.0 / os::elapsed_frequency();
+     _data->set_value(_phase, time);
+   }
+ }
+ 
  TraceCPUTime::TraceCPUTime(bool doit,
                 bool print_cr,
                 outputStream *logfile) :
    _active(doit),
    _print_cr(print_cr),