JavaMethodProfile.java revision 12657:6ef01bd40ce2 
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 */
23package jdk.vm.ci.meta;
24
25import jdk.vm.ci.meta.JavaMethodProfile.ProfiledMethod;
26
27/**
28 * This profile object represents the method profile at a specific BCI. The precision of the
29 * supplied values may vary, but a runtime that provides this information should be aware that it
30 * will be used to guide performance-critical decisions like speculative inlining, etc.
31 */
32public final class JavaMethodProfile extends AbstractJavaProfile<ProfiledMethod, ResolvedJavaMethod> {
33
34    public JavaMethodProfile(double notRecordedProbability, ProfiledMethod[] pitems) {
35        super(notRecordedProbability, pitems);
36    }
37
38    public ProfiledMethod[] getMethods() {
39        return super.getItems();
40    }
41
42    public static class ProfiledMethod extends AbstractProfiledItem<ResolvedJavaMethod> {
43
44        public ProfiledMethod(ResolvedJavaMethod method, double probability) {
45            super(method, probability);
46        }
47
48        /**
49         * Returns the type for this profile entry.
50         */
51        public ResolvedJavaMethod getMethod() {
52            return getItem();
53        }
54
55        @Override
56        public String toString() {
57            return "{" + item.getName() + ", " + probability + "}";
58        }
59    }
60}
61