Mercurial > hg > truffle
view src/share/vm/gc_implementation/g1/heapRegionSeq.inline.hpp @ 20357:4bfc44ba0d19
8055098: WB API should be extended to provide information about size and age of object.
Summary: Extend the WhiteBox API to provide information about the size and age of objects. Further add a mechanism to trigger a young GC.
Reviewed-by: tschatzl, sjohanss
Contributed-by: Leonid Mesnik <leonid.mesnik@oracle.com>
author | tschatzl |
---|---|
date | Thu, 21 Aug 2014 16:44:41 +0200 |
parents | 1f1d373cd044 |
children |
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/* * Copyright (c) 2001, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * 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). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP #define SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP #include "gc_implementation/g1/heapRegion.hpp" #include "gc_implementation/g1/heapRegionSeq.hpp" #include "gc_implementation/g1/heapRegionSet.inline.hpp" inline HeapRegion* HeapRegionSeq::addr_to_region(HeapWord* addr) const { assert(addr < heap_end(), err_msg("addr: "PTR_FORMAT" end: "PTR_FORMAT, p2i(addr), p2i(heap_end()))); assert(addr >= heap_bottom(), err_msg("addr: "PTR_FORMAT" bottom: "PTR_FORMAT, p2i(addr), p2i(heap_bottom()))); HeapRegion* hr = _regions.get_by_address(addr); return hr; } inline HeapRegion* HeapRegionSeq::at(uint index) const { assert(is_available(index), "pre-condition"); HeapRegion* hr = _regions.get_by_index(index); assert(hr != NULL, "sanity"); assert(hr->hrs_index() == index, "sanity"); return hr; } inline void HeapRegionSeq::insert_into_free_list(HeapRegion* hr) { _free_list.add_ordered(hr); } inline void HeapRegionSeq::allocate_free_regions_starting_at(uint first, uint num_regions) { _free_list.remove_starting_at(at(first), num_regions); } #endif // SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP