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 package jdk.vm.ci.meta;
24 
25 import 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  */
32 public final class JavaMethodProfile extends AbstractJavaProfile<ProfiledMethod, ResolvedJavaMethod> {
33 
JavaMethodProfile(double notRecordedProbability, ProfiledMethod[] pitems)34     public JavaMethodProfile(double notRecordedProbability, ProfiledMethod[] pitems) {
35         super(notRecordedProbability, pitems);
36     }
37 
getMethods()38     public ProfiledMethod[] getMethods() {
39         return super.getItems();
40     }
41 
42     public static class ProfiledMethod extends AbstractProfiledItem<ResolvedJavaMethod> {
43 
ProfiledMethod(ResolvedJavaMethod method, double probability)44         public ProfiledMethod(ResolvedJavaMethod method, double probability) {
45             super(method, probability);
46         }
47 
48         /**
49          * Returns the type for this profile entry.
50          */
getMethod()51         public ResolvedJavaMethod getMethod() {
52             return getItem();
53         }
54 
55         @Override
toString()56         public String toString() {
57             return "{" + item.getName() + ", " + probability + "}";
58         }
59     }
60 }
61