Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/ci/ciEnv.java @ 7402:fd74228fd5ca
8004076: Move _max_locals and _size_of_parameters to ConstMethod for better sharing.
Summary: Move _max_locals and _size_of_parameters to ConstMethod for better sharing.
Reviewed-by: coleenp, minqi, jrose
author | jiangli |
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date | Tue, 11 Dec 2012 12:41:31 -0500 |
parents | bd7a7ce2e264 |
children | 7b23cb975cf2 |
rev | line source |
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3939 | 1 /* |
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2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. |
3939 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
3939 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.ci; | |
26 | |
27 import java.io.PrintStream; | |
28 import java.util.*; | |
29 import sun.jvm.hotspot.debugger.*; | |
30 import sun.jvm.hotspot.runtime.*; | |
31 import sun.jvm.hotspot.oops.*; | |
32 import sun.jvm.hotspot.opto.*; | |
33 import sun.jvm.hotspot.compiler.CompileTask; | |
34 import sun.jvm.hotspot.prims.JvmtiExport; | |
35 import sun.jvm.hotspot.types.*; | |
36 import sun.jvm.hotspot.utilities.GrowableArray; | |
37 | |
38 public class ciEnv extends VMObject { | |
39 static { | |
40 VM.registerVMInitializedObserver(new Observer() { | |
41 public void update(Observable o, Object data) { | |
42 initialize(VM.getVM().getTypeDataBase()); | |
43 } | |
44 }); | |
45 } | |
46 | |
47 private static synchronized void initialize(TypeDataBase db) throws WrongTypeException { | |
48 Type type = db.lookupType("ciEnv"); | |
49 dependenciesField = type.getAddressField("_dependencies"); | |
50 factoryField = type.getAddressField("_factory"); | |
51 compilerDataField = type.getAddressField("_compiler_data"); | |
52 taskField = type.getAddressField("_task"); | |
53 systemDictionaryModificationCounterField = new CIntField(type.getCIntegerField("_system_dictionary_modification_counter"), 0); | |
54 } | |
55 | |
56 private static AddressField dependenciesField; | |
57 private static AddressField factoryField; | |
58 private static AddressField compilerDataField; | |
59 private static AddressField taskField; | |
60 private static CIntField systemDictionaryModificationCounterField; | |
61 | |
62 public ciEnv(Address addr) { | |
63 super(addr); | |
64 } | |
65 | |
66 public Compile compilerData() { | |
67 return new Compile(compilerDataField.getValue(this.getAddress())); | |
68 } | |
69 | |
70 public ciObjectFactory factory() { | |
71 return new ciObjectFactory(factoryField.getValue(this.getAddress())); | |
72 } | |
73 | |
74 public CompileTask task() { | |
75 return new CompileTask(taskField.getValue(this.getAddress())); | |
76 } | |
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77 |
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78 public void dumpReplayData(PrintStream out) { |
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79 out.println("JvmtiExport can_access_local_variables " + |
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80 (JvmtiExport.canAccessLocalVariables() ? '1' : '0')); |
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81 out.println("JvmtiExport can_hotswap_or_post_breakpoint " + |
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82 (JvmtiExport.canHotswapOrPostBreakpoint() ? '1' : '0')); |
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83 out.println("JvmtiExport can_post_on_exceptions " + |
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84 (JvmtiExport.canPostOnExceptions() ? '1' : '0')); |
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85 |
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86 GrowableArray<ciMetadata> objects = factory().objects(); |
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87 out.println("# " + objects.length() + " ciObject found"); |
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88 for (int i = 0; i < objects.length(); i++) { |
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89 ciMetadata o = objects.at(i); |
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90 out.println("# ciMetadata" + i + " @ " + o); |
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91 o.dumpReplayData(out); |
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92 } |
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93 CompileTask task = task(); |
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94 Method method = task.method(); |
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95 int entryBci = task.osrBci(); |
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96 Klass holder = method.getMethodHolder(); |
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97 out.println("compile " + holder.getName().asString() + " " + |
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98 OopUtilities.escapeString(method.getName().asString()) + " " + |
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99 method.getSignature().asString() + " " + |
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100 entryBci); |
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101 } |
3939 | 102 } |