Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/BsdThread.java @ 8750:39432a1cefdd
8003348: SA can not read core file on OS
Summary: Macosx uses Mach-O file format for binary files, not ELF format. Currently SA works on core files on other platforms, t his change enables SA work on core file generated on Darwin.
Reviewed-by: sla, sspitsyn
Contributed-by: yumin.qi@oracle.com
| author | minqi |
|---|---|
| date | Thu, 14 Mar 2013 00:33:08 -0700 |
| parents | 758935f7c23f |
| children |
| rev | line source |
|---|---|
| 3960 | 1 /* |
| 8750 | 2 * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved. |
| 3960 | 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 */ | |
| 24 | |
| 25 package sun.jvm.hotspot.debugger.bsd; | |
| 26 | |
| 27 import sun.jvm.hotspot.debugger.*; | |
| 28 | |
| 29 class BsdThread implements ThreadProxy { | |
| 30 private BsdDebugger debugger; | |
|
8023
758935f7c23f
8006423: SA: NullPointerException in sun.jvm.hotspot.debugger.bsd.BsdThread.getContext(BsdThread.java:67)
sla
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3960
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changeset
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31 private int thread_id; |
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758935f7c23f
8006423: SA: NullPointerException in sun.jvm.hotspot.debugger.bsd.BsdThread.getContext(BsdThread.java:67)
sla
parents:
3960
diff
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32 private long unique_thread_id; |
| 3960 | 33 |
| 34 /** The address argument must be the address of the _thread_id in the | |
| 35 OSThread. It's value is result ::gettid() call. */ | |
|
8023
758935f7c23f
8006423: SA: NullPointerException in sun.jvm.hotspot.debugger.bsd.BsdThread.getContext(BsdThread.java:67)
sla
parents:
3960
diff
changeset
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36 BsdThread(BsdDebugger debugger, Address threadIdAddr, Address uniqueThreadIdAddr) { |
| 3960 | 37 this.debugger = debugger; |
| 38 // FIXME: size of data fetched here should be configurable. | |
| 39 // However, making it so would produce a dependency on the "types" | |
| 40 // package from the debugger package, which is not desired. | |
|
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758935f7c23f
8006423: SA: NullPointerException in sun.jvm.hotspot.debugger.bsd.BsdThread.getContext(BsdThread.java:67)
sla
parents:
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changeset
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41 this.thread_id = (int) threadIdAddr.getCIntegerAt(0, 4, true); |
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758935f7c23f
8006423: SA: NullPointerException in sun.jvm.hotspot.debugger.bsd.BsdThread.getContext(BsdThread.java:67)
sla
parents:
3960
diff
changeset
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42 this.unique_thread_id = uniqueThreadIdAddr.getCIntegerAt(0, 8, true); |
| 3960 | 43 } |
| 44 | |
| 45 BsdThread(BsdDebugger debugger, long id) { | |
| 46 this.debugger = debugger; | |
| 8750 | 47 // use unique_thread_id to identify thread |
| 48 this.unique_thread_id = id; | |
| 3960 | 49 } |
| 50 | |
| 51 public boolean equals(Object obj) { | |
| 52 if ((obj == null) || !(obj instanceof BsdThread)) { | |
| 53 return false; | |
| 54 } | |
| 55 | |
| 8750 | 56 return (((BsdThread) obj).unique_thread_id == unique_thread_id); |
| 3960 | 57 } |
| 58 | |
| 59 public int hashCode() { | |
|
8023
758935f7c23f
8006423: SA: NullPointerException in sun.jvm.hotspot.debugger.bsd.BsdThread.getContext(BsdThread.java:67)
sla
parents:
3960
diff
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60 return thread_id; |
| 3960 | 61 } |
| 62 | |
| 63 public String toString() { | |
|
8023
758935f7c23f
8006423: SA: NullPointerException in sun.jvm.hotspot.debugger.bsd.BsdThread.getContext(BsdThread.java:67)
sla
parents:
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diff
changeset
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64 return Integer.toString(thread_id); |
| 3960 | 65 } |
| 66 | |
| 67 public ThreadContext getContext() throws IllegalThreadStateException { | |
|
8023
758935f7c23f
8006423: SA: NullPointerException in sun.jvm.hotspot.debugger.bsd.BsdThread.getContext(BsdThread.java:67)
sla
parents:
3960
diff
changeset
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68 long[] data = debugger.getThreadIntegerRegisterSet(unique_thread_id); |
| 3960 | 69 ThreadContext context = BsdThreadContextFactory.createThreadContext(debugger); |
| 70 for (int i = 0; i < data.length; i++) { | |
| 71 context.setRegister(i, data[i]); | |
| 72 } | |
| 73 return context; | |
| 74 } | |
| 75 | |
| 76 public boolean canSetContext() throws DebuggerException { | |
| 77 return false; | |
| 78 } | |
| 79 | |
| 80 public void setContext(ThreadContext context) | |
| 81 throws IllegalThreadStateException, DebuggerException { | |
| 82 throw new DebuggerException("Unimplemented"); | |
| 83 } | |
| 8750 | 84 |
| 85 /** this is not interface function, used in core file to get unique thread id on Macosx*/ | |
| 86 public long getUniqueThreadId() { | |
| 87 return unique_thread_id; | |
| 88 } | |
| 3960 | 89 } |