1 /* |
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2 * Copyright (c) 1998, 2007, 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 // Interface to Intel's VTune profiler. |
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26 |
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27 class VTune : AllStatic { |
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28 public: |
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29 static void create_nmethod(nmethod* nm); // register newly created nmethod |
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30 static void delete_nmethod(nmethod* nm); // unregister nmethod before discarding it |
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31 |
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32 static void register_stub(const char* name, address start, address end); |
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33 // register internal VM stub |
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34 static void start_GC(); // start/end of GC or scavenge |
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35 static void end_GC(); |
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36 |
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37 static void start_class_load(); // start/end of class loading |
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38 static void end_class_load(); |
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39 |
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40 static void exit(); // VM exit |
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41 }; |
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42 |
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43 |
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44 // helper objects |
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45 class VTuneGCMarker : StackObj { |
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46 public: |
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47 VTuneGCMarker() { VTune::start_GC(); } |
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48 ~VTuneGCMarker() { VTune::end_GC(); } |
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49 }; |
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50 |
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51 class VTuneClassLoadMarker : StackObj { |
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52 public: |
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53 VTuneClassLoadMarker() { VTune::start_class_load(); } |
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54 ~VTuneClassLoadMarker() { VTune::end_class_load(); } |
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55 }; |
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