Mercurial > hg > truffle
annotate src/share/vm/services/gcNotifier.hpp @ 14714:b602356a9cfc
additional canonicalizers for accesses and value nodes (improves number of implicit null checks)
author | Lukas Stadler <lukas.stadler@oracle.com> |
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date | Thu, 20 Mar 2014 17:15:36 +0100 |
parents | d2a62e0f25eb |
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rev | line source |
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1 /* |
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2 * Copyright (c) 2011, 2012, 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 #ifndef SHARE_VM_SERVICES_GCNOTIFIER_HPP |
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26 #define SHARE_VM_SERVICES_GCNOTIFIER_HPP |
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27 |
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28 #include "memory/allocation.hpp" |
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29 #include "services/memoryPool.hpp" |
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30 #include "services/memoryService.hpp" |
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31 #include "services/memoryManager.hpp" |
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32 |
6197 | 33 class GCNotificationRequest : public CHeapObj<mtInternal> { |
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34 friend class GCNotifier; |
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35 GCNotificationRequest *next; |
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36 jlong timestamp; |
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37 GCMemoryManager *gcManager; |
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38 const char *gcAction; |
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39 const char *gcCause; |
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40 GCStatInfo *gcStatInfo; |
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41 public: |
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42 GCNotificationRequest(jlong ts, GCMemoryManager *manager, const char*action, const char *cause,GCStatInfo *info) { |
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43 next = NULL; |
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44 timestamp = ts; |
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45 gcManager = manager; |
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46 gcAction = action; |
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47 gcCause = cause; |
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48 gcStatInfo = info; |
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49 } |
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50 |
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51 ~GCNotificationRequest() { |
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52 delete gcStatInfo; |
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53 } |
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54 }; |
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55 |
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56 class GCNotifier : public AllStatic { |
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57 friend class ServiceThread; |
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58 private: |
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59 static GCNotificationRequest *first_request; |
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60 static GCNotificationRequest *last_request; |
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61 static void addRequest(GCNotificationRequest *request); |
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62 static GCNotificationRequest *getRequest(); |
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63 static void sendNotificationInternal(TRAPS); |
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64 public: |
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65 static void pushNotification(GCMemoryManager *manager, const char *action, const char *cause); |
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66 static bool has_event(); |
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67 static void sendNotification(TRAPS); |
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68 }; |
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69 |
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70 #endif // SHARE_VM_SERVICES_GCNOTIFIER_HPP |