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1 /*
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2 * Copyright 2005-2006 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 # include "incls/_precompiled.incl"
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26 # include "incls/_oopsHierarchy.cpp.incl"
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27
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28 #ifdef CHECK_UNHANDLED_OOPS
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29
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30 void oop::register_oop() {
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31 assert (CheckUnhandledOops, "should only call when CheckUnhandledOops");
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32 if (!Universe::is_fully_initialized()) return;
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33 // This gets expensive, which is why checking unhandled oops is on a switch.
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34 Thread* t = ThreadLocalStorage::thread();
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35 if (t != NULL && t->is_Java_thread()) {
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36 frame fr = os::current_frame();
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37 // This points to the oop creator, I guess current frame points to caller
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38 assert (fr.pc(), "should point to a vm frame");
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39 t->unhandled_oops()->register_unhandled_oop(this, fr.pc());
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40 }
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41 }
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42
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43 void oop::unregister_oop() {
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44 assert (CheckUnhandledOops, "should only call when CheckUnhandledOops");
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45 if (!Universe::is_fully_initialized()) return;
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46 // This gets expensive, which is why checking unhandled oops is on a switch.
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47 Thread* t = ThreadLocalStorage::thread();
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48 if (t != NULL && t->is_Java_thread()) {
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49 t->unhandled_oops()->unregister_unhandled_oop(this);
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50 }
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51 }
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52 #endif // CHECK_UNHANDLED_OOPS
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