Mercurial > hg > graal-jvmci-8
annotate graal/com.oracle.max.cri/src/com/oracle/max/cri/ri/RiTypeProfile.java @ 5346:4c3d953f8131
added mechanism (enabled by -G:PICache and -G:PiFilter) for saving/loading method profiling info to/from disk
author | Doug Simon <doug.simon@oracle.com> |
---|---|
date | Thu, 03 May 2012 13:39:45 +0200 |
parents | 439ca5ecc7dc |
children | 2e9a5365dfb0 |
rev | line source |
---|---|
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1 /* |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
4 * |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
5 * This code is free software; you can redistribute it and/or modify it |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
6 * under the terms of the GNU General Public License version 2 only, as |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
7 * published by the Free Software Foundation. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
8 * |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
13 * accompanied this code). |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
14 * |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
15 * You should have received a copy of the GNU General Public License version |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
18 * |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
21 * questions. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
22 */ |
4199
aaac4894175c
Renamed cri packages from sun to oracle.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
4142
diff
changeset
|
23 package com.oracle.max.cri.ri; |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
24 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
25 import java.io.*; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
26 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
27 /** |
4453
c0430421d43d
bugfixes for inlining multiple methods
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4441
diff
changeset
|
28 * This profile object represents the type profile at a specific BCI. The precision of the supplied values may vary, |
c0430421d43d
bugfixes for inlining multiple methods
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4441
diff
changeset
|
29 * but a runtime that provides this information should be aware that it will be used to guide performance-critical |
c0430421d43d
bugfixes for inlining multiple methods
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4441
diff
changeset
|
30 * decisions like speculative inlining, etc. |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
31 */ |
4441
4e3aaf14cbc6
fixed graal to hotspot
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4199
diff
changeset
|
32 public final class RiTypeProfile implements Serializable { |
5321
12c63380e7ff
removed empty javadoc for generated serialVersionUID fields
Doug Simon <doug.simon@oracle.com>
parents:
4456
diff
changeset
|
33 |
4142
bc8527f3071c
Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
3733
diff
changeset
|
34 private static final long serialVersionUID = -6877016333706838441L; |
bc8527f3071c
Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
3733
diff
changeset
|
35 |
5335
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
36 /** |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
37 * A profiled type that has a probability. Profiled types are naturally sorted in |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
38 * descending order of their probabilities. |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
39 */ |
5346
4c3d953f8131
added mechanism (enabled by -G:PICache and -G:PiFilter) for saving/loading method profiling info to/from disk
Doug Simon <doug.simon@oracle.com>
parents:
5335
diff
changeset
|
40 public static class ProfiledType implements Comparable<ProfiledType>, Serializable { |
4c3d953f8131
added mechanism (enabled by -G:PICache and -G:PiFilter) for saving/loading method profiling info to/from disk
Doug Simon <doug.simon@oracle.com>
parents:
5335
diff
changeset
|
41 private static final long serialVersionUID = 7838575753661305744L; |
5335
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
42 public final RiResolvedType type; |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
43 public final double probability; |
4441
4e3aaf14cbc6
fixed graal to hotspot
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4199
diff
changeset
|
44 |
5335
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
45 public ProfiledType(RiResolvedType type, double probability) { |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
46 this.type = type; |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
47 this.probability = probability; |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
48 } |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
49 |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
50 @Override |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
51 public int compareTo(ProfiledType o) { |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
52 if (probability > o.probability) { |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
53 return -1; |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
54 } else if (probability < o.probability) { |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
55 return 1; |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
56 } |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
57 return 0; |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
58 } |
4441
4e3aaf14cbc6
fixed graal to hotspot
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4199
diff
changeset
|
59 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
60 |
5335
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
61 private final double notRecordedProbability; |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
62 private final ProfiledType[] ptypes; |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
63 |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
64 /** |
5335
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
65 * Determines if an array of profiled types are sorted in descending order of their probabilities. |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
66 */ |
5335
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
67 public static boolean isSorted(ProfiledType[] ptypes) { |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
68 for (int i = 1; i < ptypes.length; i++) { |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
69 if (ptypes[i - 1].probability < ptypes[i].probability) { |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
70 return false; |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
71 } |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
72 } |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
73 return true; |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
74 } |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
75 |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
76 public RiTypeProfile(ProfiledType[] ptypes, double notRecordedProbability) { |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
77 this.ptypes = ptypes; |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
78 this.notRecordedProbability = notRecordedProbability; |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
79 assert isSorted(ptypes); |
4441
4e3aaf14cbc6
fixed graal to hotspot
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4199
diff
changeset
|
80 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
81 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
82 /** |
4456
f4c82dd4619e
inlining bugfixes and cleanup
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4453
diff
changeset
|
83 * Returns the estimated probability of all types that could not be recorded due to profiling limitations. |
f4c82dd4619e
inlining bugfixes and cleanup
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4453
diff
changeset
|
84 * @return double value >= 0.0 and <= 1.0 |
f4c82dd4619e
inlining bugfixes and cleanup
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4453
diff
changeset
|
85 */ |
f4c82dd4619e
inlining bugfixes and cleanup
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4453
diff
changeset
|
86 public double getNotRecordedProbability() { |
f4c82dd4619e
inlining bugfixes and cleanup
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4453
diff
changeset
|
87 return notRecordedProbability; |
f4c82dd4619e
inlining bugfixes and cleanup
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4453
diff
changeset
|
88 } |
f4c82dd4619e
inlining bugfixes and cleanup
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4453
diff
changeset
|
89 |
f4c82dd4619e
inlining bugfixes and cleanup
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4453
diff
changeset
|
90 /** |
5335
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
91 * A list of types for which the runtime has recorded probability information. |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
92 */ |
5335
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
93 public ProfiledType[] getTypes() { |
439ca5ecc7dc
types profiles are now sorted in descending order of each profiled type's probability
Doug Simon <doug.simon@oracle.com>
parents:
5321
diff
changeset
|
94 return ptypes; |
4441
4e3aaf14cbc6
fixed graal to hotspot
Christian Haeubl <christian.haeubl@oracle.com>
parents:
4199
diff
changeset
|
95 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
96 } |