src/share/vm/utilities/taskqueue.hpp

rev 4523 : 7197666: java -d64 -version core dumps in a box with lots of memory
Summary: Allow task queues to be mmapped instead of malloced on Solaris
Reviewed-by: coleenp, jmasa, johnc, tschatzl

*** 251,260 ****
--- 251,261 ----
  
  
  
  template <class E, MEMFLAGS F, unsigned int N = TASKQUEUE_SIZE>
  class GenericTaskQueue: public TaskQueueSuper<N, F> {
+   ArrayAllocator<E, F> _array_allocator;
  protected:
    typedef typename TaskQueueSuper<N, F>::Age Age;
    typedef typename TaskQueueSuper<N, F>::idx_t idx_t;
  
    using TaskQueueSuper<N, F>::_bottom;
*** 312,322 ****
    assert(sizeof(Age) == sizeof(size_t), "Depends on this.");
  }
  
  template<class E, MEMFLAGS F, unsigned int N>
  void GenericTaskQueue<E, F, N>::initialize() {
!   _elems = NEW_C_HEAP_ARRAY(E, N, F);
  }
  
  template<class E, MEMFLAGS F, unsigned int N>
  void GenericTaskQueue<E, F, N>::oops_do(OopClosure* f) {
    // tty->print_cr("START OopTaskQueue::oops_do");
--- 313,323 ----
    assert(sizeof(Age) == sizeof(size_t), "Depends on this.");
  }
  
  template<class E, MEMFLAGS F, unsigned int N>
  void GenericTaskQueue<E, F, N>::initialize() {
!   _elems = _array_allocator.allocate(N);
  }
  
  template<class E, MEMFLAGS F, unsigned int N>
  void GenericTaskQueue<E, F, N>::oops_do(OopClosure* f) {
    // tty->print_cr("START OopTaskQueue::oops_do");