src/hotspot/share/gc/shared/threadLocalAllocBuffer.cpp

rev 47287 : Port 09.17.Thread_SMR_logging_update from JDK9 to JDK10
rev 47289 : eosterlund, stefank CR - refactor code into threadSMR.cpp and threadSMR.hpp
rev 47292 : stefank, coleenp CR - refactor most JavaThreadIterator usage to use JavaThreadIteratorWithHandle.

*** 47,64 ****
  }
  
  void ThreadLocalAllocBuffer::accumulate_statistics_before_gc() {
    global_stats()->initialize();
  
!   {
!     ThreadsListHandle tlh;
!     JavaThreadIterator jti(tlh.list());
!     for (JavaThread *thread = jti.first(); thread != NULL; thread = jti.next()) {
        thread->tlab().accumulate_statistics();
        thread->tlab().initialize_statistics();
      }
-   }
  
    // Publish new stats if some allocation occurred.
    if (global_stats()->allocation() != 0) {
      global_stats()->publish();
      global_stats()->print();
--- 47,60 ----
  }
  
  void ThreadLocalAllocBuffer::accumulate_statistics_before_gc() {
    global_stats()->initialize();
  
!   for (JavaThreadIteratorWithHandle jtiwh; JavaThread *thread = jtiwh.next(); ) {
      thread->tlab().accumulate_statistics();
      thread->tlab().initialize_statistics();
    }
  
    // Publish new stats if some allocation occurred.
    if (global_stats()->allocation() != 0) {
      global_stats()->publish();
      global_stats()->print();
*** 133,145 ****
           "TLAB must be reset");
  }
  
  void ThreadLocalAllocBuffer::resize_all_tlabs() {
    if (ResizeTLAB) {
!     ThreadsListHandle tlh;
!     JavaThreadIterator jti(tlh.list());
!     for (JavaThread *thread = jti.first(); thread != NULL; thread = jti.next()) {
        thread->tlab().resize();
      }
    }
  }
  
--- 129,139 ----
           "TLAB must be reset");
  }
  
  void ThreadLocalAllocBuffer::resize_all_tlabs() {
    if (ResizeTLAB) {
!     for (JavaThreadIteratorWithHandle jtiwh; JavaThread *thread = jtiwh.next(); ) {
        thread->tlab().resize();
      }
    }
  }