Mercurial > hg > truffle
comparison graal/GraalCompiler/src/com/sun/c1x/C1XTimers.java @ 2509:16b9a8b5ad39
Renamings Runtime=>GraalRuntime and Compiler=>GraalCompiler
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Wed, 27 Apr 2011 11:50:44 +0200 |
parents | graal/Compiler/src/com/sun/c1x/C1XTimers.java@9ec15d6914ca |
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2508:fea94949e0a2 | 2509:16b9a8b5ad39 |
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1 /* | |
2 * Copyright (c) 2009, 2009, 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 com.sun.c1x; | |
24 | |
25 import com.sun.c1x.debug.*; | |
26 | |
27 /** | |
28 * This class contains timers that record the amount of time spent in various | |
29 * parts of the compiler. | |
30 * | |
31 * @author Christian Wimmer | |
32 */ | |
33 public enum C1XTimers { | |
34 HIR_CREATE("Create HIR"), | |
35 HIR_OPTIMIZE("Optimize HIR"), | |
36 NCE("Nullcheck elimination"), | |
37 LIR_CREATE("Create LIR"), | |
38 LIFETIME_ANALYSIS("Lifetime Analysis"), | |
39 LINEAR_SCAN("Linear Scan"), | |
40 RESOLUTION("Resolution"), | |
41 DEBUG_INFO("Create Debug Info"), | |
42 CODE_CREATE("Create Code"); | |
43 | |
44 private final String name; | |
45 private long start; | |
46 private long total; | |
47 | |
48 private C1XTimers(String name) { | |
49 this.name = name; | |
50 } | |
51 | |
52 public void start() { | |
53 start = System.nanoTime(); | |
54 } | |
55 | |
56 public void stop() { | |
57 total += System.nanoTime() - start; | |
58 } | |
59 | |
60 public static void reset() { | |
61 for (C1XTimers t : values()) { | |
62 t.total = 0; | |
63 } | |
64 } | |
65 | |
66 public static void print() { | |
67 long total = 0; | |
68 for (C1XTimers timer : C1XTimers.values()) { | |
69 total += timer.total; | |
70 } | |
71 if (total == 0) { | |
72 return; | |
73 } | |
74 | |
75 TTY.println(); | |
76 for (C1XTimers timer : C1XTimers.values()) { | |
77 TTY.println("%-20s: %7.4f s (%5.2f%%)", timer.name, timer.total / 1000000000.0, timer.total * 100.0 / total); | |
78 timer.total = 0; | |
79 } | |
80 TTY.println(); | |
81 } | |
82 } |