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1 /*
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2 * Copyright 1998-2007 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 // 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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