Mercurial > hg > truffle
annotate src/share/vm/gc_implementation/g1/g1OopClosures.cpp @ 20645:2f445c5048df
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author | coleenp |
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date | Mon, 17 Nov 2014 19:35:09 +0000 |
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1 /* |
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2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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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. |
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22 * |
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23 */ |
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24 |
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25 #include "precompiled.hpp" |
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26 #include "gc_implementation/g1/g1CollectedHeap.inline.hpp" |
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27 #include "gc_implementation/g1/g1OopClosures.inline.hpp" |
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28 #include "gc_implementation/g1/g1ParScanThreadState.hpp" |
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29 |
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30 G1ParCopyHelper::G1ParCopyHelper(G1CollectedHeap* g1, G1ParScanThreadState* par_scan_state) : |
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31 G1ParClosureSuper(g1, par_scan_state), _scanned_klass(NULL), |
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32 _cm(_g1->concurrent_mark()) {} |
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33 |
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34 G1ParClosureSuper::G1ParClosureSuper(G1CollectedHeap* g1) : |
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35 _g1(g1), _par_scan_state(NULL), _worker_id(UINT_MAX) { } |
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36 |
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37 G1ParClosureSuper::G1ParClosureSuper(G1CollectedHeap* g1, G1ParScanThreadState* par_scan_state) : |
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38 _g1(g1), _par_scan_state(NULL), |
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39 _worker_id(UINT_MAX) { |
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40 set_par_scan_thread_state(par_scan_state); |
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41 } |
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42 |
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43 void G1ParClosureSuper::set_par_scan_thread_state(G1ParScanThreadState* par_scan_state) { |
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44 assert(_par_scan_state == NULL, "_par_scan_state must only be set once"); |
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45 assert(par_scan_state != NULL, "Must set par_scan_state to non-NULL."); |
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46 |
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47 _par_scan_state = par_scan_state; |
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48 _worker_id = par_scan_state->queue_num(); |
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49 |
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50 assert(_worker_id < MAX2((uint)ParallelGCThreads, 1u), |
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51 err_msg("The given worker id %u must be less than the number of threads %u", _worker_id, MAX2((uint)ParallelGCThreads, 1u))); |
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52 } |