Mercurial > hg > truffle
comparison src/share/vm/oops/methodCounters.cpp @ 10105:aeaca88565e6
8010862: The Method counter fields used for profiling can be allocated lazily.
Summary: Allocate the method's profiling related metadata until they are needed.
Reviewed-by: coleenp, roland
author | jiangli |
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date | Tue, 09 Apr 2013 17:17:41 -0400 |
parents | |
children | a1ebd310d5c1 |
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9055:dcdeb150988c | 10105:aeaca88565e6 |
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1 /* | |
2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. | |
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 * | |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 * | |
23 */ | |
24 #include "precompiled.hpp" | |
25 #include "oops/methodCounters.hpp" | |
26 #include "runtime/thread.inline.hpp" | |
27 | |
28 MethodCounters* MethodCounters::allocate(ClassLoaderData* loader_data, TRAPS) { | |
29 return new(loader_data, size(), false, THREAD) MethodCounters(); | |
30 } | |
31 | |
32 void MethodCounters::clear_counters() { | |
33 invocation_counter()->reset(); | |
34 backedge_counter()->reset(); | |
35 set_interpreter_throwout_count(0); | |
36 set_interpreter_invocation_count(0); | |
37 } |