52 lines
2.0 KiB
C++
52 lines
2.0 KiB
C++
/*
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* Copyright (c) 2018, 2019, Red Hat, Inc. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef SHARE_GC_SHENANDOAH_SHENANDOAHHEAPREGIONSET_INLINE_HPP
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#define SHARE_GC_SHENANDOAH_SHENANDOAHHEAPREGIONSET_INLINE_HPP
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#include "gc/shenandoah/shenandoahAsserts.hpp"
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#include "gc/shenandoah/shenandoahHeapRegionSet.hpp"
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#include "gc/shenandoah/shenandoahHeap.hpp"
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#include "gc/shenandoah/shenandoahHeap.inline.hpp"
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#include "gc/shenandoah/shenandoahHeapRegion.hpp"
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bool ShenandoahHeapRegionSet::is_in(size_t region_number) const {
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assert(region_number < _heap->num_regions(), "Sanity");
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return _set_map[region_number] == 1;
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}
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bool ShenandoahHeapRegionSet::is_in(ShenandoahHeapRegion* r) const {
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return is_in(r->region_number());
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}
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bool ShenandoahHeapRegionSet::is_in(oop p) const {
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shenandoah_assert_in_heap(NULL, p);
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uintx index = (cast_from_oop<uintx>(p)) >> _region_size_bytes_shift;
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// no need to subtract the bottom of the heap from p,
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// _biased_set_map is biased
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return _biased_set_map[index] == 1;
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}
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#endif // SHARE_GC_SHENANDOAH_SHENANDOAHHEAPREGIONSET_INLINE_HPP
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