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annotate src/share/vm/gc_implementation/g1/g1ErgoVerbose.cpp @ 3975:1847b501ae74

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7068215: G1: Print reference processing time during remark Summary: Displays the elapsed time taken to perform reference processing during remark as part of the PrintGCDetails output. Reviewed-by: ysr
author johnc
date Wed, 21 Sep 2011 10:04:45 -0700
parents 20213c8a3c40
children 41406797186b
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1 /*
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2 * Copyright (c) 2011, 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/g1ErgoVerbose.hpp"
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27 #include "utilities/ostream.hpp"
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28
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29 ErgoLevel G1ErgoVerbose::_level;
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30 bool G1ErgoVerbose::_enabled[ErgoHeuristicNum];
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31
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32 void G1ErgoVerbose::initialize() {
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33 set_level(ErgoLow);
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34 set_enabled(false);
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35 }
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36
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37 void G1ErgoVerbose::set_level(ErgoLevel level) {
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38 _level = level;
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39 }
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40
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41 void G1ErgoVerbose::set_enabled(ErgoHeuristic n, bool enabled) {
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42 assert(0 <= n && n < ErgoHeuristicNum, "pre-condition");
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43 _enabled[n] = enabled;
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44 }
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45
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46 void G1ErgoVerbose::set_enabled(bool enabled) {
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47 for (int n = 0; n < ErgoHeuristicNum; n += 1) {
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48 set_enabled((ErgoHeuristic) n, enabled);
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49 }
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50 }
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51
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52 const char* G1ErgoVerbose::to_string(int tag) {
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53 ErgoHeuristic n = extract_heuristic(tag);
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54 switch (n) {
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55 case ErgoHeapSizing: return "Heap Sizing";
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56 case ErgoCSetConstruction: return "CSet Construction";
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57 case ErgoConcCycles: return "Concurrent Cycles";
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58 case ErgoPartiallyYoungGCs: return "Partially-Young GCs";
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59 default:
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60 ShouldNotReachHere();
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61 // Keep the Windows compiler happy
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62 return NULL;
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63 }
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64 }
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65