src/hotspot/share/gc/parallel/psParallelCompact.cpp

rev 52628 : changes for full GC

*** 1993,2003 ****
    MutableSpace* const eden_space = young_gen->eden_space();
    assert(!eden_space->is_empty(), "eden must be non-empty");
    assert(young_gen->virtual_space()->alignment() ==
           old_gen->virtual_space()->alignment(), "alignments do not match");
  
!   if (!(UseAdaptiveSizePolicy && UseAdaptiveGCBoundary)) {
      return false;
    }
  
    // Both generations must be completely committed.
    if (young_gen->virtual_space()->uncommitted_size() != 0) {
--- 1993,2006 ----
    MutableSpace* const eden_space = young_gen->eden_space();
    assert(!eden_space->is_empty(), "eden must be non-empty");
    assert(young_gen->virtual_space()->alignment() ==
           old_gen->virtual_space()->alignment(), "alignments do not match");
  
!   // When heap is backed by heterogenous memory, we cannot absorb data from eden into old.
!   // Because old is allocated on different memory (example, nv-dimm) than young.
!   if (!(UseAdaptiveSizePolicy && UseAdaptiveGCBoundary) ||
!       ParallelScavengeHeap::heap()->is_hetero_heap()) {
      return false;
    }
  
    // Both generations must be completely committed.
    if (young_gen->virtual_space()->uncommitted_size() != 0) {