shenandoahCollectionSet.inline.hpp

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#ifndef SHARE_GC_SHENANDOAH_SHENANDOAHCOLLECTIONSET_INLINE_HPP
#define SHARE_GC_SHENANDOAH_SHENANDOAHCOLLECTIONSET_INLINE_HPP

#include "gc/shenandoah/shenandoahCollectionSet.hpp"

#include "gc/shenandoah/shenandoahHeap.hpp"
#include "gc/shenandoah/shenandoahHeap.inline.hpp"
#include "gc/shenandoah/shenandoahHeapRegion.hpp"

bool ShenandoahCollectionSet::is_in(size_t region_idx) const {
  assert(region_idx < _heap->num_regions(), "Sanity");
  return _cset_map[region_idx] == 1;
}

bool ShenandoahCollectionSet::is_in(ShenandoahHeapRegion* r) const {
  return is_in(r->index());
}

bool ShenandoahCollectionSet::is_in(oop p) const {
  shenandoah_assert_in_heap_or_null(NULL, p);
  return is_in_loc(cast_from_oop<void*>(p));
}

bool ShenandoahCollectionSet::is_in_loc(void* p) const {
  assert(p == NULL || _heap->is_in(p), "Must be in the heap");
  uintx index = ((uintx) p) >> _region_size_bytes_shift;
  // no need to subtract the bottom of the heap from p,
  // _biased_cset_map is biased
  return _biased_cset_map[index] == 1;
}

#endif // SHARE_GC_SHENANDOAH_SHENANDOAHCOLLECTIONSET_INLINE_HPP