Mercurial > hg > graal-compiler
annotate src/share/vm/gc_implementation/shared/collectorCounters.cpp @ 4836:d30fa85f9994
6484965: G1: piggy-back liveness accounting phase on marking
Summary: Remove the separate counting phase of concurrent marking by tracking the amount of marked bytes and the cards spanned by marked objects in marking task/worker thread local data structures, which are updated as individual objects are marked.
Reviewed-by: brutisso, tonyp
author | johnc |
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date | Thu, 12 Jan 2012 00:06:47 -0800 |
parents | f95d63e2154a |
children | d2a62e0f25eb |
rev | line source |
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0 | 1 /* |
1972 | 2 * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
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. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
26 #include "gc_implementation/shared/collectorCounters.hpp" | |
27 #include "memory/resourceArea.hpp" | |
0 | 28 |
29 CollectorCounters::CollectorCounters(const char* name, int ordinal) { | |
30 | |
31 if (UsePerfData) { | |
32 EXCEPTION_MARK; | |
33 ResourceMark rm; | |
34 | |
35 const char* cns = PerfDataManager::name_space("collector", ordinal); | |
36 | |
37 _name_space = NEW_C_HEAP_ARRAY(char, strlen(cns)+1); | |
38 strcpy(_name_space, cns); | |
39 | |
40 char* cname = PerfDataManager::counter_name(_name_space, "name"); | |
41 PerfDataManager::create_string_constant(SUN_GC, cname, name, CHECK); | |
42 | |
43 cname = PerfDataManager::counter_name(_name_space, "invocations"); | |
44 _invocations = PerfDataManager::create_counter(SUN_GC, cname, | |
45 PerfData::U_Events, CHECK); | |
46 | |
47 cname = PerfDataManager::counter_name(_name_space, "time"); | |
48 _time = PerfDataManager::create_counter(SUN_GC, cname, PerfData::U_Ticks, | |
49 CHECK); | |
50 | |
51 cname = PerfDataManager::counter_name(_name_space, "lastEntryTime"); | |
52 _last_entry_time = PerfDataManager::create_variable(SUN_GC, cname, | |
53 PerfData::U_Ticks, | |
54 CHECK); | |
55 | |
56 cname = PerfDataManager::counter_name(_name_space, "lastExitTime"); | |
57 _last_exit_time = PerfDataManager::create_variable(SUN_GC, cname, | |
58 PerfData::U_Ticks, | |
59 CHECK); | |
60 } | |
61 } |