Mercurial > hg > graal-jvmci-8
comparison graal/com.oracle.jvmci.hotspot/src/com/oracle/jvmci/hotspot/HotSpotStackFrameReference.java @ 21551:5324104ac4f3
moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53)
author | Doug Simon <doug.simon@oracle.com> |
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date | Tue, 26 May 2015 17:13:37 +0200 |
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21550:f48a6cea31eb | 21551:5324104ac4f3 |
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1 /* | |
2 * Copyright (c) 2014, 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.oracle.jvmci.hotspot; | |
24 | |
25 import java.util.*; | |
26 | |
27 import com.oracle.graal.api.code.stack.*; | |
28 import com.oracle.graal.api.meta.*; | |
29 | |
30 public class HotSpotStackFrameReference implements InspectedFrame { | |
31 | |
32 private CompilerToVM compilerToVM; | |
33 | |
34 // information used to find the stack frame | |
35 private long stackPointer; | |
36 private int frameNumber; | |
37 | |
38 // information about the stack frame's contents | |
39 private int bci; | |
40 private long metaspaceMethod; | |
41 private Object[] locals; | |
42 private boolean[] localIsVirtual; | |
43 | |
44 public long getStackPointer() { | |
45 return stackPointer; | |
46 } | |
47 | |
48 public int getFrameNumber() { | |
49 return frameNumber; | |
50 } | |
51 | |
52 @Override | |
53 public Object getLocal(int index) { | |
54 return locals[index]; | |
55 } | |
56 | |
57 @Override | |
58 public boolean isVirtual(int index) { | |
59 return localIsVirtual == null ? false : localIsVirtual[index]; | |
60 } | |
61 | |
62 @Override | |
63 public void materializeVirtualObjects(boolean invalidateCode) { | |
64 compilerToVM.materializeVirtualObjects(this, invalidateCode); | |
65 } | |
66 | |
67 @Override | |
68 public int getBytecodeIndex() { | |
69 return bci; | |
70 } | |
71 | |
72 @Override | |
73 public ResolvedJavaMethod getMethod() { | |
74 return HotSpotResolvedJavaMethodImpl.fromMetaspace(metaspaceMethod); | |
75 } | |
76 | |
77 @Override | |
78 public boolean isMethod(ResolvedJavaMethod method) { | |
79 return metaspaceMethod == ((HotSpotResolvedJavaMethodImpl) method).getMetaspaceMethod(); | |
80 } | |
81 | |
82 @Override | |
83 public boolean hasVirtualObjects() { | |
84 return localIsVirtual != null; | |
85 } | |
86 | |
87 @Override | |
88 public String toString() { | |
89 return "HotSpotStackFrameReference [stackPointer=" + stackPointer + ", frameNumber=" + frameNumber + ", bci=" + bci + ", method=" + getMethod() + ", locals=" + Arrays.toString(locals) + | |
90 ", localIsVirtual=" + Arrays.toString(localIsVirtual) + "]"; | |
91 } | |
92 } |