Mercurial > hg > truffle
annotate 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 |
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date | Thu, 21 Aug 2014 16:44:41 +0200 |
parents | 1f1d373cd044 |
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342 | 1 /* |
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2 * Copyright (c) 2001, 2014, Oracle and/or its affiliates. All rights reserved. |
342 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
342 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP |
26 #define SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP | |
27 | |
3766 | 28 #include "gc_implementation/g1/heapRegion.hpp" |
1972 | 29 #include "gc_implementation/g1/heapRegionSeq.hpp" |
20337 | 30 #include "gc_implementation/g1/heapRegionSet.inline.hpp" |
1972 | 31 |
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32 inline HeapRegion* HeapRegionSeq::addr_to_region(HeapWord* addr) const { |
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33 assert(addr < heap_end(), |
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34 err_msg("addr: "PTR_FORMAT" end: "PTR_FORMAT, p2i(addr), p2i(heap_end()))); |
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35 assert(addr >= heap_bottom(), |
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36 err_msg("addr: "PTR_FORMAT" bottom: "PTR_FORMAT, p2i(addr), p2i(heap_bottom()))); |
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37 |
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38 HeapRegion* hr = _regions.get_by_address(addr); |
3766 | 39 return hr; |
40 } | |
41 | |
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42 inline HeapRegion* HeapRegionSeq::at(uint index) const { |
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43 assert(is_available(index), "pre-condition"); |
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44 HeapRegion* hr = _regions.get_by_index(index); |
3766 | 45 assert(hr != NULL, "sanity"); |
46 assert(hr->hrs_index() == index, "sanity"); | |
47 return hr; | |
48 } | |
49 | |
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50 inline void HeapRegionSeq::insert_into_free_list(HeapRegion* hr) { |
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51 _free_list.add_ordered(hr); |
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52 } |
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53 |
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54 inline void HeapRegionSeq::allocate_free_regions_starting_at(uint first, uint num_regions) { |
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55 _free_list.remove_starting_at(at(first), num_regions); |
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56 } |
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57 |
1972 | 58 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP |