src/hotspot/share/gc/parallel/parallelScavengeHeap.inline.hpp
author stefank
Fri, 04 May 2018 11:41:35 +0200
changeset 49982 9042ffe5b7fe
parent 47216 71c04702a3d5
child 53244 9807daeb47c4
permissions -rw-r--r--
8200729: Conditional compilation of GCs Reviewed-by: ehelin, coleenp, kvn, ihse

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
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#ifndef SHARE_VM_GC_PARALLEL_PARALLELSCAVENGEHEAP_INLINE_HPP
#define SHARE_VM_GC_PARALLEL_PARALLELSCAVENGEHEAP_INLINE_HPP

#include "gc/parallel/parallelScavengeHeap.hpp"
#include "gc/parallel/psMarkSweepProxy.hpp"
#include "gc/parallel/psParallelCompact.inline.hpp"
#include "gc/parallel/psScavenge.hpp"

inline size_t ParallelScavengeHeap::total_invocations() {
  return UseParallelOldGC ? PSParallelCompact::total_invocations() :
    PSMarkSweepProxy::total_invocations();
}

inline bool ParallelScavengeHeap::should_alloc_in_eden(const size_t size) const {
  const size_t eden_size = young_gen()->eden_space()->capacity_in_words();
  return size < eden_size / 2;
}

inline void ParallelScavengeHeap::invoke_scavenge() {
  PSScavenge::invoke();
}

inline bool ParallelScavengeHeap::is_in_young(oop p) {
  // Assumes the the old gen address range is lower than that of the young gen.
  bool result = ((HeapWord*)p) >= young_gen()->reserved().start();
  assert(result == young_gen()->is_in_reserved(p),
         "incorrect test - result=%d, p=" PTR_FORMAT, result, p2i((void*)p));
  return result;
}
#endif // SHARE_VM_GC_PARALLEL_PARALLELSCAVENGEHEAP_INLINE_HPP