src/share/vm/gc_implementation/shared/ageTable.cpp

*** 22,31 ****
--- 22,32 ----
   *
   */
  
  #include "precompiled.hpp"
  #include "gc_implementation/shared/ageTable.hpp"
+ #include "gc_implementation/shared/ageTableTracer.hpp"
  #include "gc_implementation/shared/gcPolicyCounters.hpp"
  #include "memory/collectorPolicy.hpp"
  #include "memory/resourceArea.hpp"
  #include "memory/sharedHeap.hpp"
  #include "utilities/copy.hpp"
*** 76,86 ****
    for (int i = 0; i < table_size; i++) {
      Atomic::add_ptr(subTable->sizes[i], &sizes[i]);
    }
  }
  
! uint ageTable::compute_tenuring_threshold(size_t survivor_capacity) {
    size_t desired_survivor_size = (size_t)((((double) survivor_capacity)*TargetSurvivorRatio)/100);
    size_t total = 0;
    uint age = 1;
    assert(sizes[0] == 0, "no objects with age zero should be recorded");
    while (age < table_size) {
--- 77,87 ----
    for (int i = 0; i < table_size; i++) {
      Atomic::add_ptr(subTable->sizes[i], &sizes[i]);
    }
  }
  
! uint ageTable::compute_tenuring_threshold(size_t survivor_capacity, GCTracer &tracer) {
    size_t desired_survivor_size = (size_t)((((double) survivor_capacity)*TargetSurvivorRatio)/100);
    size_t total = 0;
    uint age = 1;
    assert(sizes[0] == 0, "no objects with age zero should be recorded");
    while (age < table_size) {
*** 90,100 ****
      if (total > desired_survivor_size) break;
      age++;
    }
    uint result = age < MaxTenuringThreshold ? age : MaxTenuringThreshold;
  
!   if (PrintTenuringDistribution || UsePerfData) {
  
      if (PrintTenuringDistribution) {
        gclog_or_tty->cr();
        gclog_or_tty->print_cr("Desired survivor size " SIZE_FORMAT " bytes, new threshold %u (max %u)",
          desired_survivor_size*oopSize, result, (int) MaxTenuringThreshold);
--- 91,101 ----
      if (total > desired_survivor_size) break;
      age++;
    }
    uint result = age < MaxTenuringThreshold ? age : MaxTenuringThreshold;
  
!   if (PrintTenuringDistribution || UsePerfData || AgeTableTracer::is_tenuring_distribution_event_enabled()) {
  
      if (PrintTenuringDistribution) {
        gclog_or_tty->cr();
        gclog_or_tty->print_cr("Desired survivor size " SIZE_FORMAT " bytes, new threshold %u (max %u)",
          desired_survivor_size*oopSize, result, (int) MaxTenuringThreshold);
*** 108,117 ****
--- 109,119 ----
          if (PrintTenuringDistribution) {
            gclog_or_tty->print_cr("- age %3u: " SIZE_FORMAT_W(10) " bytes, " SIZE_FORMAT_W(10) " total",
                                          age,    sizes[age]*oopSize,          total*oopSize);
          }
        }
+       AgeTableTracer::send_tenuring_distribution_event(age, wordSize * oopSize, tracer);
        if (UsePerfData) {
          _perf_sizes[age]->set_value(sizes[age]*oopSize);
        }
        age++;
      }