annotate src/share/vm/gc_implementation/g1/g1HRPrinter.cpp @ 11979:8d4ff57af591

8022051: G1: Remove some unused G1 flags Reviewed-by: tschatzl, jmasa
author brutisso
date Thu, 01 Aug 2013 17:29:49 +0200
parents 5f6f2615433a
children 78bbf4d43a14
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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/g1HRPrinter.hpp"
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27 #include "gc_implementation/g1/heapRegion.hpp"
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28 #include "utilities/ostream.hpp"
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29
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30 const char* G1HRPrinter::action_name(ActionType action) {
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31 switch(action) {
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32 case Alloc: return "ALLOC";
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33 case AllocForce: return "ALLOC-FORCE";
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34 case Retire: return "RETIRE";
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35 case Reuse: return "REUSE";
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36 case CSet: return "CSET";
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37 case EvacFailure: return "EVAC-FAILURE";
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38 case Cleanup: return "CLEANUP";
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39 case PostCompaction: return "POST-COMPACTION";
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40 case Commit: return "COMMIT";
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41 case Uncommit: return "UNCOMMIT";
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42 default: ShouldNotReachHere();
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43 }
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44 // trying to keep the Windows compiler happy
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45 return NULL;
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46 }
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47
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48 const char* G1HRPrinter::region_type_name(RegionType type) {
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49 switch (type) {
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50 case Unset: return NULL;
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51 case Eden: return "Eden";
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52 case Survivor: return "Survivor";
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53 case Old: return "Old";
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54 case SingleHumongous: return "SingleH";
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55 case StartsHumongous: return "StartsH";
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56 case ContinuesHumongous: return "ContinuesH";
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57 default: ShouldNotReachHere();
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58 }
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59 // trying to keep the Windows compiler happy
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60 return NULL;
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61 }
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62
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63 const char* G1HRPrinter::phase_name(PhaseType phase) {
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64 switch (phase) {
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65 case StartGC: return "StartGC";
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66 case EndGC: return "EndGC";
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67 case StartFullGC: return "StartFullGC";
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68 case EndFullGC: return "EndFullGC";
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69 default: ShouldNotReachHere();
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70 }
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71 // trying to keep the Windows compiler happy
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72 return NULL;
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73 }
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74
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75 #define G1HR_PREFIX " G1HR"
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76
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77 void G1HRPrinter::print(ActionType action, RegionType type,
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78 HeapRegion* hr, HeapWord* top) {
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79 const char* action_str = action_name(action);
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80 const char* type_str = region_type_name(type);
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81 HeapWord* bottom = hr->bottom();
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82
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83 if (type_str != NULL) {
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84 if (top != NULL) {
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85 gclog_or_tty->print_cr(G1HR_PREFIX" %s(%s) "PTR_FORMAT" "PTR_FORMAT,
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86 action_str, type_str, bottom, top);
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87 } else {
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88 gclog_or_tty->print_cr(G1HR_PREFIX" %s(%s) "PTR_FORMAT,
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89 action_str, type_str, bottom);
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90 }
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91 } else {
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92 if (top != NULL) {
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93 gclog_or_tty->print_cr(G1HR_PREFIX" %s "PTR_FORMAT" "PTR_FORMAT,
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94 action_str, bottom, top);
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95 } else {
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96 gclog_or_tty->print_cr(G1HR_PREFIX" %s "PTR_FORMAT,
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97 action_str, bottom);
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98 }
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99 }
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100 }
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101
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102 void G1HRPrinter::print(ActionType action, HeapWord* bottom, HeapWord* end) {
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103 const char* action_str = action_name(action);
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104
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105 gclog_or_tty->print_cr(G1HR_PREFIX" %s ["PTR_FORMAT","PTR_FORMAT"]",
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106 action_str, bottom, end);
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107 }
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108
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109 void G1HRPrinter::print(PhaseType phase, size_t phase_num) {
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110 const char* phase_str = phase_name(phase);
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111 gclog_or_tty->print_cr(G1HR_PREFIX" #%s "SIZE_FORMAT, phase_str, phase_num);
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112 }