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

rev 58025 : imported patch 8238854-remove-superfluous-alloc-checks
rev 58026 : [mq]: 8238854-sjohanss-review

*** 59,68 ****
--- 59,71 ----
    assert((uintptr_t(_whole_heap.end()) & (card_size - 1))  == 0, "heap must end at card boundary");
  
    assert(card_size <= 512, "card_size must be less than 512"); // why?
  
    _covered = new MemRegion[_max_covered_regions];
+   if (_covered == NULL) {
+     vm_exit_during_initialization("Could not allocate card table covered region set.");
+   }
  }
  
  CardTable::~CardTable() {
    if (_covered) {
      delete[] _covered;
*** 83,92 ****
--- 86,98 ----
    HeapWord* low_bound  = _whole_heap.start();
    HeapWord* high_bound = _whole_heap.end();
  
    _cur_covered_regions = 0;
    _committed = new MemRegion[_max_covered_regions];
+   if (_committed == NULL) {
+     vm_exit_during_initialization("Could not allocate card table committed region set.");
+   }
  
    const size_t rs_align = _page_size == (size_t) os::vm_page_size() ? 0 :
      MAX2(_page_size, (size_t) os::vm_allocation_granularity());
    ReservedSpace heap_rs(_byte_map_size, rs_align, false);