71 lines
2.6 KiB
C++
71 lines
2.6 KiB
C++
/*
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* Copyright (c) 2001, 2015, Oracle and/or its affiliates. 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_VM_GC_G1_HEAPREGIONMANAGER_INLINE_HPP
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#define SHARE_VM_GC_G1_HEAPREGIONMANAGER_INLINE_HPP
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#include "gc/g1/heapRegion.hpp"
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#include "gc/g1/heapRegionManager.hpp"
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#include "gc/g1/heapRegionSet.inline.hpp"
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inline HeapRegion* HeapRegionManager::addr_to_region(HeapWord* addr) const {
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assert(addr < heap_end(),
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"addr: " PTR_FORMAT " end: " PTR_FORMAT, p2i(addr), p2i(heap_end()));
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assert(addr >= heap_bottom(),
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"addr: " PTR_FORMAT " bottom: " PTR_FORMAT, p2i(addr), p2i(heap_bottom()));
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HeapRegion* hr = _regions.get_by_address(addr);
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return hr;
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}
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inline HeapRegion* HeapRegionManager::at(uint index) const {
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assert(is_available(index), "pre-condition");
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HeapRegion* hr = _regions.get_by_index(index);
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assert(hr != NULL, "sanity");
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assert(hr->hrm_index() == index, "sanity");
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return hr;
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}
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inline HeapRegion* HeapRegionManager::next_region_in_humongous(HeapRegion* hr) const {
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uint index = hr->hrm_index();
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assert(is_available(index), "pre-condition");
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assert(hr->is_humongous(), "next_region_in_humongous should only be called for a humongous region.");
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index++;
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if (index < max_length() && is_available(index) && at(index)->is_continues_humongous()) {
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return at(index);
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} else {
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return NULL;
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}
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}
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inline void HeapRegionManager::insert_into_free_list(HeapRegion* hr) {
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_free_list.add_ordered(hr);
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}
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inline void HeapRegionManager::allocate_free_regions_starting_at(uint first, uint num_regions) {
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_free_list.remove_starting_at(at(first), num_regions);
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}
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#endif // SHARE_VM_GC_G1_HEAPREGIONMANAGER_INLINE_HPP
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