Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/CommandProcessor.java @ 4626:ee91624e54e6
Fix checkcast type in polymorphic inlining
author | Gilles Duboscq <duboscq@ssw.jku.at> |
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date | Fri, 17 Feb 2012 12:37:17 +0100 |
parents | f6f3bb0ee072 |
children | da91efe96a93 |
rev | line source |
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0 | 1 /* |
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7010070: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - second pass
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2 * Copyright (c) 2005, 2011, Oracle and/or its affiliates. All rights reserved. |
0 | 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. |
0 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot; | |
26 | |
27 import java.io.*; | |
28 import java.math.*; | |
29 import java.util.*; | |
30 import java.util.regex.*; | |
31 | |
32 import sun.jvm.hotspot.types.Type; | |
33 import sun.jvm.hotspot.types.Field; | |
34 import sun.jvm.hotspot.HotSpotTypeDataBase; | |
35 import sun.jvm.hotspot.types.basic.BasicType; | |
36 import sun.jvm.hotspot.types.CIntegerType; | |
37 import sun.jvm.hotspot.code.*; | |
38 import sun.jvm.hotspot.compiler.*; | |
39 import sun.jvm.hotspot.debugger.*; | |
40 import sun.jvm.hotspot.interpreter.*; | |
41 import sun.jvm.hotspot.memory.*; | |
42 import sun.jvm.hotspot.oops.*; | |
3939 | 43 import sun.jvm.hotspot.opto.*; |
44 import sun.jvm.hotspot.ci.*; | |
0 | 45 import sun.jvm.hotspot.runtime.*; |
46 import sun.jvm.hotspot.utilities.*; | |
47 import sun.jvm.hotspot.utilities.soql.*; | |
48 import sun.jvm.hotspot.ui.classbrowser.*; | |
49 import sun.jvm.hotspot.ui.tree.*; | |
50 import sun.jvm.hotspot.tools.*; | |
51 import sun.jvm.hotspot.tools.ObjectHistogram; | |
52 import sun.jvm.hotspot.tools.StackTrace; | |
3939 | 53 import sun.jvm.hotspot.tools.jcore.ClassDump; |
54 import sun.jvm.hotspot.tools.jcore.ClassFilter; | |
0 | 55 |
56 public class CommandProcessor { | |
57 public abstract static class DebuggerInterface { | |
58 public abstract HotSpotAgent getAgent(); | |
59 public abstract boolean isAttached(); | |
60 public abstract void attach(String pid); | |
61 public abstract void attach(String java, String core); | |
62 public abstract void detach(); | |
63 public abstract void reattach(); | |
64 } | |
65 | |
3939 | 66 public static class BootFilter implements ClassFilter { |
67 public boolean canInclude(InstanceKlass kls) { | |
68 return kls.getClassLoader() == null; | |
69 } | |
70 } | |
71 | |
72 public static class NonBootFilter implements ClassFilter { | |
73 private HashMap emitted = new HashMap(); | |
74 public boolean canInclude(InstanceKlass kls) { | |
75 if (kls.getClassLoader() == null) return false; | |
76 if (emitted.get(kls.getName()) != null) { | |
77 // Since multiple class loaders are being shoved | |
78 // together duplicate classes are a possibilty. For | |
79 // now just ignore them. | |
80 return false; | |
81 } | |
82 emitted.put(kls.getName(), kls); | |
83 return true; | |
84 } | |
85 } | |
86 | |
0 | 87 static class Tokens { |
88 final String input; | |
89 int i; | |
90 String[] tokens; | |
91 int length; | |
92 | |
93 String[] splitWhitespace(String cmd) { | |
94 String[] t = cmd.split("\\s"); | |
95 if (t.length == 1 && t[0].length() == 0) { | |
96 return new String[0]; | |
97 } | |
98 return t; | |
99 } | |
100 | |
101 void add(String s, ArrayList t) { | |
102 if (s.length() > 0) { | |
103 t.add(s); | |
104 } | |
105 } | |
106 | |
107 Tokens(String cmd) { | |
108 input = cmd; | |
109 | |
110 // check for quoting | |
111 int quote = cmd.indexOf('"'); | |
112 ArrayList t = new ArrayList(); | |
113 if (quote != -1) { | |
114 while (cmd.length() > 0) { | |
115 if (quote != -1) { | |
116 int endquote = cmd.indexOf('"', quote + 1); | |
117 if (endquote == -1) { | |
118 throw new RuntimeException("mismatched quotes: " + input); | |
119 } | |
120 | |
121 String before = cmd.substring(0, quote).trim(); | |
122 String quoted = cmd.substring(quote + 1, endquote); | |
123 cmd = cmd.substring(endquote + 1).trim(); | |
124 if (before.length() > 0) { | |
125 String[] w = splitWhitespace(before); | |
126 for (int i = 0; i < w.length; i++) { | |
127 add(w[i], t); | |
128 } | |
129 } | |
130 add(quoted, t); | |
131 quote = cmd.indexOf('"'); | |
132 } else { | |
133 String[] w = splitWhitespace(cmd); | |
134 for (int i = 0; i < w.length; i++) { | |
135 add(w[i], t); | |
136 } | |
137 cmd = ""; | |
138 | |
139 } | |
140 } | |
141 } else { | |
142 String[] w = splitWhitespace(cmd); | |
143 for (int i = 0; i < w.length; i++) { | |
144 add(w[i], t); | |
145 } | |
146 } | |
147 tokens = (String[])t.toArray(new String[0]); | |
148 i = 0; | |
149 length = tokens.length; | |
150 | |
151 //for (int i = 0; i < tokens.length; i++) { | |
152 // System.out.println("\"" + tokens[i] + "\""); | |
153 //} | |
154 } | |
155 | |
156 String nextToken() { | |
157 return tokens[i++]; | |
158 } | |
159 boolean hasMoreTokens() { | |
160 return i < length; | |
161 } | |
162 int countTokens() { | |
163 return length - i; | |
164 } | |
165 void trim(int n) { | |
166 if (length >= n) { | |
167 length -= n; | |
168 } else { | |
169 throw new IndexOutOfBoundsException(String.valueOf(n)); | |
170 } | |
171 } | |
172 String join(String sep) { | |
173 StringBuffer result = new StringBuffer(); | |
174 for (int w = i; w < length; w++) { | |
175 result.append(tokens[w]); | |
176 if (w + 1 < length) { | |
177 result.append(sep); | |
178 } | |
179 } | |
180 return result.toString(); | |
181 } | |
182 | |
183 String at(int i) { | |
184 if (i < 0 || i >= length) { | |
185 throw new IndexOutOfBoundsException(String.valueOf(i)); | |
186 } | |
187 return tokens[i]; | |
188 } | |
189 } | |
190 | |
191 | |
192 abstract class Command { | |
193 Command(String n, String u, boolean ok) { | |
194 name = n; | |
195 usage = u; | |
196 okIfDisconnected = ok; | |
197 } | |
198 | |
199 Command(String n, boolean ok) { | |
200 name = n; | |
201 usage = n; | |
202 okIfDisconnected = ok; | |
203 } | |
204 | |
205 final String name; | |
206 final String usage; | |
207 final boolean okIfDisconnected; | |
208 abstract void doit(Tokens t); | |
209 void usage() { | |
210 out.println("Usage: " + usage); | |
211 } | |
212 | |
213 void printOopValue(Oop oop) { | |
214 if (oop != null) { | |
215 Klass k = oop.getKlass(); | |
216 Symbol s = k.getName(); | |
217 if (s != null) { | |
218 out.print("Oop for " + s.asString() + " @ "); | |
219 } else { | |
220 out.print("Oop @ "); | |
221 } | |
222 Oop.printOopAddressOn(oop, out); | |
223 } else { | |
224 out.print("null"); | |
225 } | |
226 } | |
227 | |
228 void printNode(SimpleTreeNode node) { | |
229 int count = node.getChildCount(); | |
230 for (int i = 0; i < count; i++) { | |
231 try { | |
232 SimpleTreeNode field = node.getChild(i); | |
233 if (field instanceof OopTreeNodeAdapter) { | |
234 out.print(field); | |
235 out.print(" "); | |
236 printOopValue(((OopTreeNodeAdapter)field).getOop()); | |
237 out.println(); | |
238 } else { | |
239 out.println(field); | |
240 } | |
241 } catch (Exception e) { | |
242 out.println(); | |
243 out.println("Error: " + e); | |
244 if (verboseExceptions) { | |
245 e.printStackTrace(out); | |
246 } | |
247 } | |
248 } | |
249 } | |
250 } | |
251 | |
252 void quote(String s) { | |
253 if (s.indexOf(" ") == -1) { | |
254 out.print(s); | |
255 } else { | |
256 out.print("\""); | |
257 out.print(s); | |
258 out.print("\""); | |
259 } | |
260 } | |
261 | |
262 void dumpType(Type type) { | |
263 out.print("type "); | |
264 quote(type.getName()); | |
265 out.print(" "); | |
266 if (type.getSuperclass() != null) { | |
267 quote(type.getSuperclass().getName()); | |
268 out.print(" "); | |
269 } else { | |
270 out.print("null "); | |
271 } | |
272 out.print(type.isOopType()); | |
273 out.print(" "); | |
274 if (type.isCIntegerType()) { | |
275 out.print("true "); | |
276 out.print(((CIntegerType)type).isUnsigned()); | |
277 out.print(" "); | |
278 } else { | |
279 out.print("false false "); | |
280 } | |
281 out.print(type.getSize()); | |
282 out.println(); | |
283 } | |
284 | |
285 void dumpFields(Type type) { | |
3939 | 286 dumpFields(type, true); |
287 } | |
288 | |
289 void dumpFields(Type type, boolean allowStatic) { | |
0 | 290 Iterator i = type.getFields(); |
291 while (i.hasNext()) { | |
292 Field f = (Field) i.next(); | |
3939 | 293 if (!allowStatic && f.isStatic()) continue; |
0 | 294 out.print("field "); |
295 quote(type.getName()); | |
296 out.print(" "); | |
297 out.print(f.getName()); | |
298 out.print(" "); | |
299 quote(f.getType().getName()); | |
300 out.print(" "); | |
301 out.print(f.isStatic()); | |
302 out.print(" "); | |
303 if (f.isStatic()) { | |
304 out.print("0 "); | |
305 out.print(f.getStaticFieldAddress()); | |
306 } else { | |
307 out.print(f.getOffset()); | |
308 out.print(" 0x0"); | |
309 } | |
310 out.println(); | |
311 } | |
312 } | |
313 | |
314 | |
315 Address lookup(String symbol) { | |
316 if (symbol.indexOf("::") != -1) { | |
317 String[] parts = symbol.split("::"); | |
318 StringBuffer mangled = new StringBuffer("__1c"); | |
319 for (int i = 0; i < parts.length; i++) { | |
320 int len = parts[i].length(); | |
321 if (len >= 26) { | |
322 mangled.append((char)('a' + (len / 26))); | |
323 len = len % 26; | |
324 } | |
325 mangled.append((char)('A' + len)); | |
326 mangled.append(parts[i]); | |
327 } | |
328 mangled.append("_"); | |
329 symbol = mangled.toString(); | |
330 } | |
331 return VM.getVM().getDebugger().lookup(null, symbol); | |
332 } | |
333 | |
334 Address parseAddress(String addr) { | |
335 return VM.getVM().getDebugger().parseAddress(addr); | |
336 } | |
337 | |
338 private final Command[] commandList = { | |
339 new Command("reattach", true) { | |
340 public void doit(Tokens t) { | |
341 int tokens = t.countTokens(); | |
342 if (tokens != 0) { | |
343 usage(); | |
344 return; | |
345 } | |
346 preAttach(); | |
347 debugger.reattach(); | |
348 postAttach(); | |
349 } | |
350 }, | |
351 new Command("attach", "attach pid | exec core", true) { | |
352 public void doit(Tokens t) { | |
353 int tokens = t.countTokens(); | |
354 if (tokens == 1) { | |
355 preAttach(); | |
356 debugger.attach(t.nextToken()); | |
357 postAttach(); | |
358 } else if (tokens == 2) { | |
359 preAttach(); | |
360 debugger.attach(t.nextToken(), t.nextToken()); | |
361 postAttach(); | |
362 } else { | |
363 usage(); | |
364 } | |
365 } | |
366 }, | |
367 new Command("detach", false) { | |
368 public void doit(Tokens t) { | |
369 if (t.countTokens() != 0) { | |
370 usage(); | |
371 } else { | |
372 debugger.detach(); | |
373 } | |
374 } | |
375 }, | |
376 new Command("examine", "examine [ address/count ] | [ address,address]", false) { | |
377 Pattern args1 = Pattern.compile("^(0x[0-9a-f]+)(/([0-9]*)([a-z]*))?$"); | |
378 Pattern args2 = Pattern.compile("^(0x[0-9a-f]+),(0x[0-9a-f]+)(/[a-z]*)?$"); | |
379 | |
380 String fill(Address a, int width) { | |
381 String s = "0x0"; | |
382 if (a != null) { | |
383 s = a.toString(); | |
384 } | |
385 if (s.length() != width) { | |
386 return s.substring(0, 2) + "000000000000000000000".substring(0, width - s.length()) + s.substring(2); | |
387 } | |
388 return s; | |
389 } | |
390 | |
391 public void doit(Tokens t) { | |
392 if (t.countTokens() != 1) { | |
393 usage(); | |
394 } else { | |
395 String arg = t.nextToken(); | |
396 Matcher m1 = args1.matcher(arg); | |
397 Matcher m2 = args2.matcher(arg); | |
398 Address start = null; | |
399 Address end = null; | |
400 String format = ""; | |
401 int formatSize = (int)VM.getVM().getAddressSize(); | |
402 | |
403 if (m1.matches()) { | |
404 start = VM.getVM().getDebugger().parseAddress(m1.group(1)); | |
405 int count = 1; | |
406 if (m1.group(2) != null) { | |
407 count = Integer.parseInt(m1.group(3)); | |
408 } | |
409 end = start.addOffsetTo(count * formatSize); | |
410 } else if (m2.matches()) { | |
411 start = VM.getVM().getDebugger().parseAddress(m2.group(1)); | |
412 end = VM.getVM().getDebugger().parseAddress(m2.group(2)); | |
413 } else { | |
414 usage(); | |
415 return; | |
416 } | |
417 int line = 80; | |
418 int formatWidth = formatSize * 8 / 4 + 2; | |
419 | |
420 out.print(fill(start, formatWidth)); | |
421 out.print(": "); | |
422 int width = line - formatWidth - 2; | |
423 | |
424 boolean needsPrintln = true; | |
425 while (start != null && start.lessThan(end)) { | |
426 Address val = start.getAddressAt(0); | |
427 out.print(fill(val, formatWidth)); | |
428 needsPrintln = true; | |
429 width -= formatWidth; | |
430 start = start.addOffsetTo(formatSize); | |
431 if (width <= formatWidth) { | |
432 out.println(); | |
433 needsPrintln = false; | |
434 if (start.lessThan(end)) { | |
435 out.print(fill(start, formatWidth)); | |
436 out.print(": "); | |
437 width = line - formatWidth - 2; | |
438 } | |
439 } else { | |
440 out.print(" "); | |
441 width -= 1; | |
442 } | |
443 } | |
444 if (needsPrintln) { | |
445 out.println(); | |
446 } | |
447 } | |
448 } | |
449 }, | |
450 new Command("findpc", "findpc address", false) { | |
451 public void doit(Tokens t) { | |
452 if (t.countTokens() != 1) { | |
453 usage(); | |
454 } else { | |
455 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
456 PointerLocation loc = PointerFinder.find(a); | |
457 loc.printOn(out); | |
458 } | |
459 } | |
460 }, | |
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461 new Command("symbol", "symbol address", false) { |
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462 public void doit(Tokens t) { |
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463 if (t.countTokens() != 1) { |
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464 usage(); |
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465 } else { |
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466 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); |
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467 Symbol.create(a).printValueOn(out); |
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468 out.println(); |
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469 } |
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470 } |
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471 }, |
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472 new Command("symboltable", "symboltable name", false) { |
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473 public void doit(Tokens t) { |
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474 if (t.countTokens() != 1) { |
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475 usage(); |
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476 } else { |
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477 out.println(SymbolTable.getTheTable().probe(t.nextToken())); |
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478 } |
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479 } |
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480 }, |
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481 new Command("symboldump", "symboldump", false) { |
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482 public void doit(Tokens t) { |
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483 SymbolTable.getTheTable().symbolsDo(new SymbolTable.SymbolVisitor() { |
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484 public void visit(Symbol sym) { |
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485 sym.printValueOn(out); |
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486 out.println(); |
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487 } |
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488 }); |
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489 } |
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490 }, |
3939 | 491 new Command("flags", "flags [ flag | -nd ]", false) { |
0 | 492 public void doit(Tokens t) { |
493 int tokens = t.countTokens(); | |
494 if (tokens != 0 && tokens != 1) { | |
495 usage(); | |
496 } else { | |
497 String name = tokens > 0 ? t.nextToken() : null; | |
3939 | 498 boolean nonDefault = false; |
499 if (name != null && name.equals("-nd")) { | |
500 name = null; | |
501 nonDefault = true; | |
502 } | |
0 | 503 |
504 VM.Flag[] flags = VM.getVM().getCommandLineFlags(); | |
505 if (flags == null) { | |
506 out.println("Command Flag info not available (use 1.4.1_03 or later)!"); | |
507 } else { | |
508 boolean printed = false; | |
509 for (int f = 0; f < flags.length; f++) { | |
510 VM.Flag flag = flags[f]; | |
511 if (name == null || flag.getName().equals(name)) { | |
3939 | 512 |
513 if (nonDefault && flag.getOrigin() == 0) { | |
514 // only print flags which aren't their defaults | |
515 continue; | |
516 } | |
517 out.println(flag.getName() + " = " + flag.getValue() + " " + flag.getOrigin()); | |
0 | 518 printed = true; |
519 } | |
520 } | |
521 if (name != null && !printed) { | |
522 out.println("Couldn't find flag: " + name); | |
523 } | |
524 } | |
525 } | |
526 } | |
527 }, | |
528 new Command("help", "help [ command ]", true) { | |
529 public void doit(Tokens t) { | |
530 int tokens = t.countTokens(); | |
531 Command cmd = null; | |
532 if (tokens == 1) { | |
533 cmd = findCommand(t.nextToken()); | |
534 } | |
535 | |
536 if (cmd != null) { | |
537 cmd.usage(); | |
538 } else if (tokens == 0) { | |
539 out.println("Available commands:"); | |
540 Object[] keys = commands.keySet().toArray(); | |
541 Arrays.sort(keys, new Comparator() { | |
542 public int compare(Object o1, Object o2) { | |
543 return o1.toString().compareTo(o2.toString()); | |
544 } | |
545 }); | |
546 for (int i = 0; i < keys.length; i++) { | |
547 out.print(" "); | |
548 out.println(((Command)commands.get(keys[i])).usage); | |
549 } | |
550 } | |
551 } | |
552 }, | |
553 new Command("history", "history", true) { | |
554 public void doit(Tokens t) { | |
555 int tokens = t.countTokens(); | |
556 if (tokens != 0 && (tokens != 1 || !t.nextToken().equals("-h"))) { | |
557 usage(); | |
558 return; | |
559 } | |
560 boolean printIndex = tokens == 0; | |
561 for (int i = 0; i < history.size(); i++) { | |
562 if (printIndex) out.print(i + " "); | |
563 out.println(history.get(i)); | |
564 } | |
565 } | |
566 }, | |
1385 | 567 new Command("revptrs", "revptrs address", false) { |
568 public void doit(Tokens t) { | |
569 int tokens = t.countTokens(); | |
570 if (tokens != 1 && (tokens != 2 || !t.nextToken().equals("-c"))) { | |
571 usage(); | |
572 return; | |
573 } | |
574 boolean chase = tokens == 2; | |
575 ReversePtrs revptrs = VM.getVM().getRevPtrs(); | |
576 if (revptrs == null) { | |
577 out.println("Computing reverse pointers..."); | |
578 ReversePtrsAnalysis analysis = new ReversePtrsAnalysis(); | |
579 final boolean[] complete = new boolean[1]; | |
580 HeapProgressThunk thunk = new HeapProgressThunk() { | |
581 public void heapIterationFractionUpdate(double d) {} | |
582 public synchronized void heapIterationComplete() { | |
583 complete[0] = true; | |
584 notify(); | |
585 } | |
586 }; | |
587 analysis.setHeapProgressThunk(thunk); | |
588 analysis.run(); | |
589 while (!complete[0]) { | |
590 synchronized (thunk) { | |
591 try { | |
592 thunk.wait(); | |
593 } catch (Exception e) { | |
594 } | |
595 } | |
596 } | |
597 revptrs = VM.getVM().getRevPtrs(); | |
598 out.println("Done."); | |
599 } | |
600 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
601 if (VM.getVM().getUniverse().heap().isInReserved(a)) { | |
602 OopHandle handle = a.addOffsetToAsOopHandle(0); | |
603 Oop oop = VM.getVM().getObjectHeap().newOop(handle); | |
604 ArrayList ptrs = revptrs.get(oop); | |
605 if (ptrs == null) { | |
606 out.println("no live references to " + a); | |
607 } else { | |
608 if (chase) { | |
609 while (ptrs.size() == 1) { | |
610 LivenessPathElement e = (LivenessPathElement)ptrs.get(0); | |
611 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
612 Oop.printOopValueOn(e.getObj(), new PrintStream(bos)); | |
613 out.println(bos.toString()); | |
614 ptrs = revptrs.get(e.getObj()); | |
615 } | |
616 } else { | |
617 for (int i = 0; i < ptrs.size(); i++) { | |
618 LivenessPathElement e = (LivenessPathElement)ptrs.get(i); | |
619 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
620 Oop.printOopValueOn(e.getObj(), new PrintStream(bos)); | |
621 out.println(bos.toString()); | |
622 oop = e.getObj(); | |
623 } | |
624 } | |
625 } | |
626 } | |
627 } | |
628 }, | |
3939 | 629 new Command("printmdo", "printmdo [ -a | expression ]", false) { |
630 // Print every MDO in the heap or the one referenced by expression. | |
631 public void doit(Tokens t) { | |
632 if (t.countTokens() != 1) { | |
633 usage(); | |
634 } else { | |
635 String s = t.nextToken(); | |
636 if (s.equals("-a")) { | |
637 HeapVisitor iterator = new DefaultHeapVisitor() { | |
638 public boolean doObj(Oop obj) { | |
639 if (obj instanceof MethodData) { | |
640 Method m = ((MethodData)obj).getMethod(); | |
641 out.println("MethodData " + obj.getHandle() + " for " + | |
642 "method " + m.getMethodHolder().getName().asString() + "." + | |
643 m.getName().asString() + | |
644 m.getSignature().asString() + "@" + m.getHandle()); | |
645 ((MethodData)obj).printDataOn(out); | |
646 } | |
647 return false; | |
648 } | |
649 }; | |
650 VM.getVM().getObjectHeap().iteratePerm(iterator); | |
651 } else { | |
652 Address a = VM.getVM().getDebugger().parseAddress(s); | |
653 OopHandle handle = a.addOffsetToAsOopHandle(0); | |
654 MethodData mdo = (MethodData)VM.getVM().getObjectHeap().newOop(handle); | |
655 mdo.printDataOn(out); | |
656 } | |
657 } | |
658 } | |
659 }, | |
660 new Command("dumpideal", "dumpideal { -a | id }", false) { | |
661 // Do a full dump of the nodes reachabile from root in each compiler thread. | |
662 public void doit(Tokens t) { | |
663 if (t.countTokens() != 1) { | |
664 usage(); | |
665 } else { | |
666 String name = t.nextToken(); | |
667 boolean all = name.equals("-a"); | |
668 Threads threads = VM.getVM().getThreads(); | |
669 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
670 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
671 thread.printThreadIDOn(new PrintStream(bos)); | |
672 if (all || bos.toString().equals(name)) { | |
673 if (thread instanceof CompilerThread) { | |
674 CompilerThread ct = (CompilerThread)thread; | |
675 out.println(ct); | |
676 ciEnv env = ct.env(); | |
677 if (env != null) { | |
678 Compile c = env.compilerData(); | |
679 c.root().dump(9999, out); | |
680 } else { | |
681 out.println(" not compiling"); | |
682 } | |
683 } | |
684 } | |
685 } | |
686 } | |
687 } | |
688 }, | |
689 new Command("dumpcfg", "dumpcfg { -a | id }", false) { | |
690 // Dump the PhaseCFG for every compiler thread that has one live. | |
691 public void doit(Tokens t) { | |
692 if (t.countTokens() != 1) { | |
693 usage(); | |
694 } else { | |
695 String name = t.nextToken(); | |
696 boolean all = name.equals("-a"); | |
697 Threads threads = VM.getVM().getThreads(); | |
698 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
699 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
700 thread.printThreadIDOn(new PrintStream(bos)); | |
701 if (all || bos.toString().equals(name)) { | |
702 if (thread instanceof CompilerThread) { | |
703 CompilerThread ct = (CompilerThread)thread; | |
704 out.println(ct); | |
705 ciEnv env = ct.env(); | |
706 if (env != null) { | |
707 Compile c = env.compilerData(); | |
708 c.cfg().dump(out); | |
709 } | |
710 } | |
711 } | |
712 } | |
713 } | |
714 } | |
715 }, | |
716 new Command("dumpilt", "dumpilt { -a | id }", false) { | |
717 // dumps the InlineTree of a C2 compile | |
718 public void doit(Tokens t) { | |
719 if (t.countTokens() != 1) { | |
720 usage(); | |
721 } else { | |
722 String name = t.nextToken(); | |
723 boolean all = name.equals("-a"); | |
724 Threads threads = VM.getVM().getThreads(); | |
725 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
726 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
727 thread.printThreadIDOn(new PrintStream(bos)); | |
728 if (all || bos.toString().equals(name)) { | |
729 if (thread instanceof CompilerThread) { | |
730 CompilerThread ct = (CompilerThread)thread; | |
731 ciEnv env = ct.env(); | |
732 if (env != null) { | |
733 Compile c = env.compilerData(); | |
734 InlineTree ilt = c.ilt(); | |
735 if (ilt != null) { | |
736 ilt.print(out); | |
737 } | |
738 } | |
739 } | |
740 } | |
741 } | |
742 } | |
743 } | |
744 }, | |
745 new Command("vmstructsdump", "vmstructsdump", false) { | |
746 public void doit(Tokens t) { | |
747 if (t.countTokens() != 0) { | |
748 usage(); | |
749 return; | |
750 } | |
751 | |
752 // Dump a copy of the type database in a form that can | |
753 // be read back. | |
754 Iterator i = agent.getTypeDataBase().getTypes(); | |
755 // Make sure the types are emitted in an order than can be read back in | |
756 HashSet emitted = new HashSet(); | |
757 Stack pending = new Stack(); | |
758 while (i.hasNext()) { | |
759 Type n = (Type)i.next(); | |
760 if (emitted.contains(n.getName())) { | |
761 continue; | |
762 } | |
763 | |
764 while (n != null && !emitted.contains(n.getName())) { | |
765 pending.push(n); | |
766 n = n.getSuperclass(); | |
767 } | |
768 while (!pending.empty()) { | |
769 n = (Type)pending.pop(); | |
770 dumpType(n); | |
771 emitted.add(n.getName()); | |
772 } | |
773 } | |
774 i = agent.getTypeDataBase().getTypes(); | |
775 while (i.hasNext()) { | |
776 dumpFields((Type)i.next(), false); | |
777 } | |
778 } | |
779 }, | |
780 | |
0 | 781 new Command("inspect", "inspect expression", false) { |
782 public void doit(Tokens t) { | |
783 if (t.countTokens() != 1) { | |
784 usage(); | |
785 } else { | |
786 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
787 SimpleTreeNode node = null; | |
788 if (VM.getVM().getUniverse().heap().isInReserved(a)) { | |
789 OopHandle handle = a.addOffsetToAsOopHandle(0); | |
790 Oop oop = VM.getVM().getObjectHeap().newOop(handle); | |
791 node = new OopTreeNodeAdapter(oop, null); | |
792 | |
793 out.println("instance of " + node.getValue() + " @ " + a + | |
794 " (size = " + oop.getObjectSize() + ")"); | |
795 } else if (VM.getVM().getCodeCache().contains(a)) { | |
796 CodeBlob blob = VM.getVM().getCodeCache().findBlobUnsafe(a); | |
797 a = blob.headerBegin(); | |
798 } | |
799 if (node == null) { | |
800 Type type = VM.getVM().getTypeDataBase().guessTypeForAddress(a); | |
801 if (type != null) { | |
802 out.println("Type is " + type.getName() + " (size of " + type.getSize() + ")"); | |
803 node = new CTypeTreeNodeAdapter(a, type, null); | |
804 } | |
805 } | |
806 if (node != null) { | |
807 printNode(node); | |
808 } | |
809 } | |
810 } | |
811 }, | |
812 new Command("jhisto", "jhisto", false) { | |
813 public void doit(Tokens t) { | |
814 ObjectHistogram histo = new ObjectHistogram(); | |
815 histo.run(out, err); | |
816 } | |
817 }, | |
818 new Command("jstack", "jstack [-v]", false) { | |
819 public void doit(Tokens t) { | |
820 boolean verbose = false; | |
821 if (t.countTokens() > 0 && t.nextToken().equals("-v")) { | |
822 verbose = true; | |
823 } | |
824 StackTrace jstack = new StackTrace(verbose, true); | |
825 jstack.run(out); | |
826 } | |
827 }, | |
828 new Command("print", "print expression", false) { | |
829 public void doit(Tokens t) { | |
830 if (t.countTokens() != 1) { | |
831 usage(); | |
832 } else { | |
833 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
834 HTMLGenerator gen = new HTMLGenerator(false); | |
835 out.println(gen.genHTML(a)); | |
836 } | |
837 } | |
838 }, | |
839 new Command("printas", "printas type expression", false) { | |
840 public void doit(Tokens t) { | |
841 if (t.countTokens() != 2) { | |
842 usage(); | |
843 } else { | |
844 Type type = agent.getTypeDataBase().lookupType(t.nextToken()); | |
845 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
846 CTypeTreeNodeAdapter node = new CTypeTreeNodeAdapter(a, type, null); | |
847 | |
848 out.println("pointer to " + type + " @ " + a + | |
849 " (size = " + type.getSize() + ")"); | |
850 printNode(node); | |
851 } | |
852 } | |
853 }, | |
854 new Command("printstatics", "printstatics [ type ]", false) { | |
855 public void doit(Tokens t) { | |
856 if (t.countTokens() > 1) { | |
857 usage(); | |
858 } else { | |
859 if (t.countTokens() == 0) { | |
860 out.println("All known static fields"); | |
861 printNode(new CTypeTreeNodeAdapter(agent.getTypeDataBase().getTypes())); | |
862 } else { | |
863 Type type = agent.getTypeDataBase().lookupType(t.nextToken()); | |
864 out.println("Static fields of " + type.getName()); | |
865 printNode(new CTypeTreeNodeAdapter(type)); | |
866 } | |
867 } | |
868 } | |
869 }, | |
870 new Command("pmap", "pmap", false) { | |
871 public void doit(Tokens t) { | |
872 PMap pmap = new PMap(); | |
873 pmap.run(out, debugger.getAgent().getDebugger()); | |
874 } | |
875 }, | |
876 new Command("pstack", "pstack [-v]", false) { | |
877 public void doit(Tokens t) { | |
878 boolean verbose = false; | |
879 if (t.countTokens() > 0 && t.nextToken().equals("-v")) { | |
880 verbose = true; | |
881 } | |
882 PStack pstack = new PStack(verbose, true); | |
883 pstack.run(out, debugger.getAgent().getDebugger()); | |
884 } | |
885 }, | |
886 new Command("quit", true) { | |
887 public void doit(Tokens t) { | |
888 if (t.countTokens() != 0) { | |
889 usage(); | |
890 } else { | |
891 debugger.detach(); | |
892 System.exit(0); | |
893 } | |
894 } | |
895 }, | |
896 new Command("echo", "echo [ true | false ]", true) { | |
897 public void doit(Tokens t) { | |
898 if (t.countTokens() == 0) { | |
899 out.println("echo is " + doEcho); | |
900 } else if (t.countTokens() == 1) { | |
901 doEcho = Boolean.valueOf(t.nextToken()).booleanValue(); | |
902 } else { | |
903 usage(); | |
904 } | |
905 } | |
906 }, | |
907 new Command("versioncheck", "versioncheck [ true | false ]", true) { | |
908 public void doit(Tokens t) { | |
909 if (t.countTokens() == 0) { | |
910 out.println("versioncheck is " + | |
911 (System.getProperty("sun.jvm.hotspot.runtime.VM.disableVersionCheck") == null)); | |
912 } else if (t.countTokens() == 1) { | |
913 if (Boolean.valueOf(t.nextToken()).booleanValue()) { | |
914 System.setProperty("sun.jvm.hotspot.runtime.VM.disableVersionCheck", null); | |
915 } else { | |
916 System.setProperty("sun.jvm.hotspot.runtime.VM.disableVersionCheck", "true"); | |
917 } | |
918 } else { | |
919 usage(); | |
920 } | |
921 } | |
922 }, | |
923 new Command("scanoops", "scanoops start end [ type ]", false) { | |
924 public void doit(Tokens t) { | |
925 if (t.countTokens() != 2 && t.countTokens() != 3) { | |
926 usage(); | |
927 } else { | |
928 long stride = VM.getVM().getAddressSize(); | |
929 Address base = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
930 Address end = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
931 Klass klass = null; | |
932 if (t.countTokens() == 1) { | |
933 klass = SystemDictionaryHelper.findInstanceKlass(t.nextToken()); | |
934 } | |
935 while (base != null && base.lessThan(end)) { | |
936 long step = stride; | |
937 OopHandle handle = base.addOffsetToAsOopHandle(0); | |
938 if (RobustOopDeterminator.oopLooksValid(handle)) { | |
939 try { | |
940 Oop oop = VM.getVM().getObjectHeap().newOop(handle); | |
941 if (klass == null || oop.getKlass().isSubtypeOf(klass)) | |
942 out.println(handle.toString() + " " + oop.getKlass().getName().asString()); | |
943 step = oop.getObjectSize(); | |
944 } catch (UnknownOopException ex) { | |
945 // ok | |
946 } catch (RuntimeException ex) { | |
947 ex.printStackTrace(); | |
948 } | |
949 } | |
950 base = base.addOffsetTo(step); | |
951 } | |
952 } | |
953 } | |
954 }, | |
3939 | 955 new Command("intConstant", "intConstant [ name [ value ] ]", true) { |
956 public void doit(Tokens t) { | |
957 if (t.countTokens() != 1 && t.countTokens() != 0 && t.countTokens() != 2) { | |
958 usage(); | |
959 return; | |
960 } | |
961 HotSpotTypeDataBase db = (HotSpotTypeDataBase)agent.getTypeDataBase(); | |
962 if (t.countTokens() == 1) { | |
963 out.println("intConstant " + name + " " + db.lookupIntConstant(name)); | |
964 } else if (t.countTokens() == 0) { | |
965 Iterator i = db.getIntConstants(); | |
966 while (i.hasNext()) { | |
967 String name = (String)i.next(); | |
968 out.println("intConstant " + name + " " + db.lookupIntConstant(name)); | |
969 } | |
970 } else if (t.countTokens() == 2) { | |
971 String name = t.nextToken(); | |
972 Integer value = Integer.valueOf(t.nextToken()); | |
973 db.addIntConstant(name, value); | |
974 } | |
975 } | |
976 }, | |
977 new Command("longConstant", "longConstant [ name [ value ] ]", true) { | |
978 public void doit(Tokens t) { | |
979 if (t.countTokens() != 1 && t.countTokens() != 0 && t.countTokens() != 2) { | |
980 usage(); | |
981 return; | |
982 } | |
983 HotSpotTypeDataBase db = (HotSpotTypeDataBase)agent.getTypeDataBase(); | |
984 if (t.countTokens() == 1) { | |
985 out.println("longConstant " + name + " " + db.lookupLongConstant(name)); | |
986 } else if (t.countTokens() == 0) { | |
987 Iterator i = db.getLongConstants(); | |
988 while (i.hasNext()) { | |
989 String name = (String)i.next(); | |
990 out.println("longConstant " + name + " " + db.lookupLongConstant(name)); | |
991 } | |
992 } else if (t.countTokens() == 2) { | |
993 String name = t.nextToken(); | |
994 Long value = Long.valueOf(t.nextToken()); | |
995 db.addLongConstant(name, value); | |
996 } | |
997 } | |
998 }, | |
0 | 999 new Command("field", "field [ type [ name fieldtype isStatic offset address ] ]", true) { |
1000 public void doit(Tokens t) { | |
1001 if (t.countTokens() != 1 && t.countTokens() != 0 && t.countTokens() != 6) { | |
1002 usage(); | |
1003 return; | |
1004 } | |
1005 if (t.countTokens() == 1) { | |
1006 Type type = agent.getTypeDataBase().lookupType(t.nextToken()); | |
1007 dumpFields(type); | |
1008 } else if (t.countTokens() == 0) { | |
1009 Iterator i = agent.getTypeDataBase().getTypes(); | |
1010 while (i.hasNext()) { | |
1011 dumpFields((Type)i.next()); | |
1012 } | |
1013 } else { | |
1014 BasicType containingType = (BasicType)agent.getTypeDataBase().lookupType(t.nextToken()); | |
1015 | |
1016 String fieldName = t.nextToken(); | |
1017 | |
1018 // The field's Type must already be in the database -- no exceptions | |
1019 Type fieldType = agent.getTypeDataBase().lookupType(t.nextToken()); | |
1020 | |
1021 boolean isStatic = Boolean.valueOf(t.nextToken()).booleanValue(); | |
1022 long offset = Long.parseLong(t.nextToken()); | |
1023 Address staticAddress = parseAddress(t.nextToken()); | |
1024 if (isStatic && staticAddress == null) { | |
1025 staticAddress = lookup(containingType.getName() + "::" + fieldName); | |
1026 } | |
1027 | |
1028 // check to see if the field already exists | |
1029 Iterator i = containingType.getFields(); | |
1030 while (i.hasNext()) { | |
1031 Field f = (Field) i.next(); | |
1032 if (f.getName().equals(fieldName)) { | |
1033 if (f.isStatic() != isStatic) { | |
1034 throw new RuntimeException("static/nonstatic mismatch: " + t.input); | |
1035 } | |
1036 if (!isStatic) { | |
1037 if (f.getOffset() != offset) { | |
1038 throw new RuntimeException("bad redefinition of field offset: " + t.input); | |
1039 } | |
1040 } else { | |
1041 if (!f.getStaticFieldAddress().equals(staticAddress)) { | |
1042 throw new RuntimeException("bad redefinition of field location: " + t.input); | |
1043 } | |
1044 } | |
1045 if (f.getType() != fieldType) { | |
1046 throw new RuntimeException("bad redefinition of field type: " + t.input); | |
1047 } | |
1048 return; | |
1049 } | |
1050 } | |
1051 | |
1052 // Create field by type | |
1053 HotSpotTypeDataBase db = (HotSpotTypeDataBase)agent.getTypeDataBase(); | |
1054 db.createField(containingType, | |
1055 fieldName, fieldType, | |
1056 isStatic, | |
1057 offset, | |
1058 staticAddress); | |
1059 | |
1060 } | |
1061 } | |
1062 | |
1063 }, | |
1064 new Command("tokenize", "tokenize ...", true) { | |
1065 public void doit(Tokens t) { | |
1066 while (t.hasMoreTokens()) { | |
1067 out.println("\"" + t.nextToken() + "\""); | |
1068 } | |
1069 } | |
1070 }, | |
1071 new Command("type", "type [ type [ name super isOop isInteger isUnsigned size ] ]", true) { | |
1072 public void doit(Tokens t) { | |
1073 if (t.countTokens() != 1 && t.countTokens() != 0 && t.countTokens() != 6) { | |
1074 usage(); | |
1075 return; | |
1076 } | |
1077 if (t.countTokens() == 6) { | |
1078 String typeName = t.nextToken(); | |
1079 String superclassName = t.nextToken(); | |
1080 if (superclassName.equals("null")) { | |
1081 superclassName = null; | |
1082 } | |
1083 boolean isOop = Boolean.valueOf(t.nextToken()).booleanValue(); | |
1084 boolean isInteger = Boolean.valueOf(t.nextToken()).booleanValue(); | |
1085 boolean isUnsigned = Boolean.valueOf(t.nextToken()).booleanValue(); | |
1086 long size = Long.parseLong(t.nextToken()); | |
1087 | |
1088 BasicType type = null; | |
1089 try { | |
1090 type = (BasicType)agent.getTypeDataBase().lookupType(typeName); | |
1091 } catch (RuntimeException e) { | |
1092 } | |
1093 if (type != null) { | |
1094 if (type.isOopType() != isOop) { | |
1095 throw new RuntimeException("oop mismatch in type definition: " + t.input); | |
1096 } | |
1097 if (type.isCIntegerType() != isInteger) { | |
1098 throw new RuntimeException("integer type mismatch in type definition: " + t.input); | |
1099 } | |
1100 if (type.isCIntegerType() && (((CIntegerType)type).isUnsigned()) != isUnsigned) { | |
1101 throw new RuntimeException("unsigned mismatch in type definition: " + t.input); | |
1102 } | |
1103 if (type.getSuperclass() == null) { | |
1104 if (superclassName != null) { | |
1105 if (type.getSize() == -1) { | |
1106 type.setSuperclass(agent.getTypeDataBase().lookupType(superclassName)); | |
1107 } else { | |
1108 throw new RuntimeException("unexpected superclass in type definition: " + t.input); | |
1109 } | |
1110 } | |
1111 } else { | |
1112 if (superclassName == null) { | |
1113 throw new RuntimeException("missing superclass in type definition: " + t.input); | |
1114 } | |
1115 if (!type.getSuperclass().getName().equals(superclassName)) { | |
1116 throw new RuntimeException("incorrect superclass in type definition: " + t.input); | |
1117 } | |
1118 } | |
1119 if (type.getSize() != size) { | |
1120 if (type.getSize() == -1) { | |
1121 type.setSize(size); | |
1122 } | |
1123 throw new RuntimeException("size mismatch in type definition: " + t.input); | |
1124 } | |
1125 return; | |
1126 } | |
1127 | |
1128 // Create type | |
1129 HotSpotTypeDataBase db = (HotSpotTypeDataBase)agent.getTypeDataBase(); | |
1130 db.createType(typeName, superclassName, isOop, isInteger, isUnsigned, size); | |
1131 } else if (t.countTokens() == 1) { | |
1132 Type type = agent.getTypeDataBase().lookupType(t.nextToken()); | |
1133 dumpType(type); | |
1134 } else { | |
1135 Iterator i = agent.getTypeDataBase().getTypes(); | |
1385 | 1136 // Make sure the types are emitted in an order than can be read back in |
1137 HashSet emitted = new HashSet(); | |
1138 Stack pending = new Stack(); | |
0 | 1139 while (i.hasNext()) { |
1385 | 1140 Type n = (Type)i.next(); |
1141 if (emitted.contains(n.getName())) { | |
1142 continue; | |
1143 } | |
1144 | |
1145 while (n != null && !emitted.contains(n.getName())) { | |
1146 pending.push(n); | |
1147 n = n.getSuperclass(); | |
1148 } | |
1149 while (!pending.empty()) { | |
1150 n = (Type)pending.pop(); | |
1151 dumpType(n); | |
1152 emitted.add(n.getName()); | |
1153 } | |
0 | 1154 } |
1155 } | |
1156 } | |
1157 | |
1158 }, | |
1159 new Command("source", "source filename", true) { | |
1160 public void doit(Tokens t) { | |
1161 if (t.countTokens() != 1) { | |
1162 usage(); | |
1163 return; | |
1164 } | |
1165 String file = t.nextToken(); | |
1166 BufferedReader savedInput = in; | |
1167 try { | |
1168 BufferedReader input = new BufferedReader(new InputStreamReader(new FileInputStream(file))); | |
1169 in = input; | |
1170 run(false); | |
1171 } catch (Exception e) { | |
1172 out.println("Error: " + e); | |
1173 if (verboseExceptions) { | |
1174 e.printStackTrace(out); | |
1175 } | |
1176 } finally { | |
1177 in = savedInput; | |
1178 } | |
1179 | |
1180 } | |
1181 }, | |
1385 | 1182 new Command("search", "search [ heap | perm | rawheap | codecache | threads ] value", false) { |
0 | 1183 public void doit(Tokens t) { |
1184 if (t.countTokens() != 2) { | |
1185 usage(); | |
1385 | 1186 return; |
1187 } | |
1188 String type = t.nextToken(); | |
1189 final Address value = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
1190 final long stride = VM.getVM().getAddressSize(); | |
1191 if (type.equals("threads")) { | |
1192 Threads threads = VM.getVM().getThreads(); | |
1193 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
1194 Address base = thread.getBaseOfStackPointer(); | |
1195 Address end = thread.getLastJavaSP(); | |
1196 if (end == null) continue; | |
1197 if (end.lessThan(base)) { | |
1198 Address tmp = base; | |
1199 base = end; | |
1200 end = tmp; | |
1201 } | |
1202 out.println("Searching " + base + " " + end); | |
1203 while (base != null && base.lessThan(end)) { | |
1204 Address val = base.getAddressAt(0); | |
1205 if (AddressOps.equal(val, value)) { | |
1206 out.println(base); | |
1207 } | |
1208 base = base.addOffsetTo(stride); | |
1209 } | |
1210 } | |
1211 } else if (type.equals("rawheap")) { | |
1212 RawHeapVisitor iterator = new RawHeapVisitor() { | |
1213 public void prologue(long used) { | |
0 | 1214 } |
1385 | 1215 |
1216 public void visitAddress(Address addr) { | |
1217 Address val = addr.getAddressAt(0); | |
0 | 1218 if (AddressOps.equal(val, value)) { |
1385 | 1219 out.println("found at " + addr); |
0 | 1220 } |
1385 | 1221 } |
1222 public void visitCompOopAddress(Address addr) { | |
1223 Address val = addr.getCompOopAddressAt(0); | |
1224 if (AddressOps.equal(val, value)) { | |
1225 out.println("found at " + addr); | |
1226 } | |
0 | 1227 } |
1385 | 1228 public void epilogue() { |
1229 } | |
1230 }; | |
1231 VM.getVM().getObjectHeap().iterateRaw(iterator); | |
1232 } else if (type.equals("heap") || type.equals("perm")) { | |
1233 HeapVisitor iterator = new DefaultHeapVisitor() { | |
1234 public boolean doObj(Oop obj) { | |
1235 int index = 0; | |
1236 Address start = obj.getHandle(); | |
1237 long end = obj.getObjectSize(); | |
1238 while (index < end) { | |
1239 Address val = start.getAddressAt(index); | |
0 | 1240 if (AddressOps.equal(val, value)) { |
1385 | 1241 out.println("found in " + obj.getHandle()); |
1242 break; | |
0 | 1243 } |
1385 | 1244 index += 4; |
0 | 1245 } |
1385 | 1246 return false; |
1247 } | |
1248 }; | |
1249 if (type.equals("heap")) { | |
1250 VM.getVM().getObjectHeap().iterate(iterator); | |
1251 } else { | |
1252 VM.getVM().getObjectHeap().iteratePerm(iterator); | |
1253 } | |
1254 } else if (type.equals("codecache")) { | |
1255 CodeCacheVisitor v = new CodeCacheVisitor() { | |
1256 public void prologue(Address start, Address end) { | |
1257 } | |
1258 public void visit(CodeBlob blob) { | |
1259 boolean printed = false; | |
1260 Address base = blob.getAddress(); | |
1261 Address end = base.addOffsetTo(blob.getSize()); | |
1262 while (base != null && base.lessThan(end)) { | |
1263 Address val = base.getAddressAt(0); | |
1264 if (AddressOps.equal(val, value)) { | |
1265 if (!printed) { | |
1266 printed = true; | |
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1267 try { |
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1268 blob.printOn(out); |
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|
1269 } catch (Exception e) { |
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1270 out.println("Exception printing blob at " + base); |
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1271 e.printStackTrace(); |
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|
1272 } |
0 | 1273 } |
1385 | 1274 out.println("found at " + base + "\n"); |
0 | 1275 } |
1385 | 1276 base = base.addOffsetTo(stride); |
0 | 1277 } |
1385 | 1278 } |
1279 public void epilogue() { | |
1280 } | |
0 | 1281 |
1282 | |
1385 | 1283 }; |
1284 VM.getVM().getCodeCache().iterate(v); | |
0 | 1285 |
1286 } | |
1287 } | |
1288 }, | |
1040
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1289 new Command("dumpcodecache", "dumpcodecache", false) { |
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|
1290 public void doit(Tokens t) { |
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1291 if (t.countTokens() != 0) { |
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|
1292 usage(); |
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|
1293 } else { |
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|
1294 final PrintStream fout = out; |
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|
1295 final HTMLGenerator gen = new HTMLGenerator(false); |
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|
1296 CodeCacheVisitor v = new CodeCacheVisitor() { |
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|
1297 public void prologue(Address start, Address end) { |
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|
1298 } |
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|
1299 public void visit(CodeBlob blob) { |
1748 | 1300 fout.println(gen.genHTML(blob.contentBegin())); |
1040
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|
1301 } |
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|
1302 public void epilogue() { |
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|
1303 } |
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|
1304 |
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|
1305 |
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|
1306 }; |
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|
1307 VM.getVM().getCodeCache().iterate(v); |
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|
1308 } |
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|
1309 } |
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|
1310 }, |
0 | 1311 new Command("where", "where { -a | id }", false) { |
1312 public void doit(Tokens t) { | |
1313 if (t.countTokens() != 1) { | |
1314 usage(); | |
1315 } else { | |
1316 String name = t.nextToken(); | |
1317 Threads threads = VM.getVM().getThreads(); | |
1318 boolean all = name.equals("-a"); | |
1319 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
1320 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
1321 thread.printThreadIDOn(new PrintStream(bos)); | |
1322 if (all || bos.toString().equals(name)) { | |
1385 | 1323 out.println(bos.toString() + " = " + thread.getAddress()); |
0 | 1324 HTMLGenerator gen = new HTMLGenerator(false); |
1385 | 1325 try { |
1326 out.println(gen.genHTMLForJavaStackTrace(thread)); | |
1327 } catch (Exception e) { | |
1328 err.println("Error: " + e); | |
1329 if (verboseExceptions) { | |
1330 e.printStackTrace(err); | |
1331 } | |
1332 } | |
0 | 1333 if (!all) return; |
1334 } | |
1335 } | |
1336 if (!all) out.println("Couldn't find thread " + name); | |
1337 } | |
1338 } | |
1339 }, | |
1385 | 1340 new Command("thread", "thread { -a | id }", false) { |
1341 public void doit(Tokens t) { | |
1342 if (t.countTokens() != 1) { | |
1343 usage(); | |
1344 } else { | |
1345 String name = t.nextToken(); | |
1346 Threads threads = VM.getVM().getThreads(); | |
1347 boolean all = name.equals("-a"); | |
1348 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
1349 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
1350 thread.printThreadIDOn(new PrintStream(bos)); | |
1351 if (all || bos.toString().equals(name)) { | |
1352 out.println(bos.toString() + " = " + thread.getAddress()); | |
1353 if (!all) return; | |
1354 } | |
1355 } | |
1356 out.println("Couldn't find thread " + name); | |
1357 } | |
1358 } | |
1359 }, | |
0 | 1360 |
1361 new Command("threads", false) { | |
1362 public void doit(Tokens t) { | |
1363 if (t.countTokens() != 0) { | |
1364 usage(); | |
1365 } else { | |
1366 Threads threads = VM.getVM().getThreads(); | |
1367 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
1368 thread.printThreadIDOn(out); | |
1369 out.println(" " + thread.getThreadName()); | |
1370 } | |
1371 } | |
1372 } | |
1373 }, | |
1374 | |
1375 new Command("livenmethods", false) { | |
1376 public void doit(Tokens t) { | |
1377 if (t.countTokens() != 0) { | |
1378 usage(); | |
1379 } else { | |
1380 ArrayList nmethods = new ArrayList(); | |
1381 Threads threads = VM.getVM().getThreads(); | |
1382 HTMLGenerator gen = new HTMLGenerator(false); | |
1383 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
1384 try { | |
1385 for (JavaVFrame vf = thread.getLastJavaVFrameDbg(); vf != null; vf = vf.javaSender()) { | |
1386 if (vf instanceof CompiledVFrame) { | |
1387 NMethod c = ((CompiledVFrame)vf).getCode(); | |
1388 if (!nmethods.contains(c)) { | |
1389 nmethods.add(c); | |
1390 out.println(gen.genHTML(c)); | |
1391 } | |
1392 } | |
1393 } | |
1394 } catch (Exception e) { | |
1395 e.printStackTrace(); | |
1396 } | |
1397 } | |
1398 } | |
1399 } | |
1400 }, | |
1401 new Command("universe", false) { | |
1402 public void doit(Tokens t) { | |
1403 if (t.countTokens() != 0) { | |
1404 usage(); | |
1405 } else { | |
1406 Universe u = VM.getVM().getUniverse(); | |
1407 out.println("Heap Parameters:"); | |
1408 u.heap().printOn(out); | |
1409 } | |
1410 } | |
1411 }, | |
1412 new Command("verbose", "verbose true | false", true) { | |
1413 public void doit(Tokens t) { | |
1414 if (t.countTokens() != 1) { | |
1415 usage(); | |
1416 } else { | |
1417 verboseExceptions = Boolean.valueOf(t.nextToken()).booleanValue(); | |
1418 } | |
1419 } | |
1420 }, | |
1421 new Command("assert", "assert true | false", true) { | |
1422 public void doit(Tokens t) { | |
1423 if (t.countTokens() != 1) { | |
1424 usage(); | |
1425 } else { | |
1426 Assert.ASSERTS_ENABLED = Boolean.valueOf(t.nextToken()).booleanValue(); | |
1427 } | |
1428 } | |
1429 }, | |
1430 }; | |
1431 | |
1432 private boolean verboseExceptions = false; | |
1433 private ArrayList history = new ArrayList(); | |
1434 private HashMap commands = new HashMap(); | |
1435 private boolean doEcho = false; | |
1436 | |
1437 private Command findCommand(String key) { | |
1438 return (Command)commands.get(key); | |
1439 } | |
1440 | |
1441 public void printPrompt() { | |
1442 out.print("hsdb> "); | |
1443 } | |
1444 | |
1445 private DebuggerInterface debugger; | |
1446 private HotSpotAgent agent; | |
1447 private JSJavaScriptEngine jsengine; | |
1448 private BufferedReader in; | |
1449 private PrintStream out; | |
1450 private PrintStream err; | |
1451 | |
1452 // called before debuggee attach | |
1453 private void preAttach() { | |
1454 // nothing for now.. | |
1455 } | |
1456 | |
1457 // called after debuggee attach | |
1458 private void postAttach() { | |
1459 // create JavaScript engine and start it | |
1460 jsengine = new JSJavaScriptEngine() { | |
1461 private ObjectReader reader = new ObjectReader(); | |
1462 private JSJavaFactory factory = new JSJavaFactoryImpl(); | |
1463 public ObjectReader getObjectReader() { | |
1464 return reader; | |
1465 } | |
1466 public JSJavaFactory getJSJavaFactory() { | |
1467 return factory; | |
1468 } | |
1469 protected void quit() { | |
1470 debugger.detach(); | |
1471 System.exit(0); | |
1472 } | |
1473 protected BufferedReader getInputReader() { | |
1474 return in; | |
1475 } | |
1476 protected PrintStream getOutputStream() { | |
1477 return out; | |
1478 } | |
1479 protected PrintStream getErrorStream() { | |
1480 return err; | |
1481 } | |
1482 }; | |
1483 try { | |
1484 jsengine.defineFunction(this, | |
1485 this.getClass().getMethod("registerCommand", | |
1486 new Class[] { | |
1487 String.class, String.class, String.class | |
1488 })); | |
1489 } catch (NoSuchMethodException exp) { | |
1490 // should not happen, see below...!! | |
1491 exp.printStackTrace(); | |
1492 } | |
1493 jsengine.start(); | |
1494 } | |
1495 | |
1496 public void registerCommand(String cmd, String usage, final String func) { | |
1497 commands.put(cmd, new Command(cmd, usage, false) { | |
1498 public void doit(Tokens t) { | |
1499 final int len = t.countTokens(); | |
1500 Object[] args = new Object[len]; | |
1501 for (int i = 0; i < len; i++) { | |
1502 args[i] = t.nextToken(); | |
1503 } | |
1504 jsengine.call(func, args); | |
1505 } | |
1506 }); | |
1507 } | |
1508 | |
1509 public void setOutput(PrintStream o) { | |
1510 out = o; | |
1511 } | |
1512 | |
1513 public void setErr(PrintStream e) { | |
1514 err = e; | |
1515 } | |
1516 | |
1517 public CommandProcessor(DebuggerInterface debugger, BufferedReader in, PrintStream out, PrintStream err) { | |
1518 this.debugger = debugger; | |
1519 this.agent = debugger.getAgent(); | |
1520 this.in = in; | |
1521 this.out = out; | |
1522 this.err = err; | |
1523 for (int i = 0; i < commandList.length; i++) { | |
1524 Command c = commandList[i]; | |
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diff
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1525 if (commands.get(c.name) != null) { |
3582bf76420e
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coleenp
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diff
changeset
|
1526 throw new InternalError(c.name + " has multiple definitions"); |
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1748
diff
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|
1527 } |
0 | 1528 commands.put(c.name, c); |
1529 } | |
1530 if (debugger.isAttached()) { | |
1531 postAttach(); | |
1532 } | |
1533 } | |
1534 | |
1535 | |
1536 public void run(boolean prompt) { | |
1537 // Process interactive commands. | |
1538 while (true) { | |
1539 if (prompt) printPrompt(); | |
1540 String ln = null; | |
1541 try { | |
1542 ln = in.readLine(); | |
1543 } catch (IOException e) { | |
1544 } | |
1545 if (ln == null) { | |
1546 if (prompt) err.println("Input stream closed."); | |
1547 return; | |
1548 } | |
1549 | |
3939 | 1550 executeCommand(ln, prompt); |
0 | 1551 } |
1552 } | |
1553 | |
1385 | 1554 static Pattern historyPattern = Pattern.compile("((!\\*)|(!\\$)|(!!-?)|(!-?[0-9][0-9]*)|(![a-zA-Z][^ ]*))"); |
0 | 1555 |
3939 | 1556 public void executeCommand(String ln, boolean putInHistory) { |
0 | 1557 if (ln.indexOf('!') != -1) { |
1558 int size = history.size(); | |
1559 if (size == 0) { | |
1560 ln = ""; | |
1561 err.println("History is empty"); | |
1562 } else { | |
1563 StringBuffer result = new StringBuffer(); | |
1564 Matcher m = historyPattern.matcher(ln); | |
1565 int start = 0; | |
1566 while (m.find()) { | |
1567 if (m.start() > start) { | |
1568 result.append(ln.substring(start, m.start() - start)); | |
1569 } | |
1570 start = m.end(); | |
1571 | |
1572 String cmd = m.group(); | |
1573 if (cmd.equals("!!")) { | |
1574 result.append((String)history.get(history.size() - 1)); | |
1575 } else if (cmd.equals("!!-")) { | |
1576 Tokens item = new Tokens((String)history.get(history.size() - 1)); | |
1577 item.trim(1); | |
1578 result.append(item.join(" ")); | |
1579 } else if (cmd.equals("!*")) { | |
1580 Tokens item = new Tokens((String)history.get(history.size() - 1)); | |
1581 item.nextToken(); | |
1582 result.append(item.join(" ")); | |
1583 } else if (cmd.equals("!$")) { | |
1584 Tokens item = new Tokens((String)history.get(history.size() - 1)); | |
1585 result.append(item.at(item.countTokens() - 1)); | |
1586 } else { | |
1587 String tail = cmd.substring(1); | |
1385 | 1588 switch (tail.charAt(0)) { |
1589 case '0': | |
1590 case '1': | |
1591 case '2': | |
1592 case '3': | |
1593 case '4': | |
1594 case '5': | |
1595 case '6': | |
1596 case '7': | |
1597 case '8': | |
1598 case '9': | |
1599 case '-': { | |
1600 int index = Integer.parseInt(tail); | |
1601 if (index < 0) { | |
1602 index = history.size() + index; | |
1603 } | |
1604 if (index > size) { | |
1605 err.println("No such history item"); | |
1606 } else { | |
1607 result.append((String)history.get(index)); | |
1608 } | |
1609 break; | |
0 | 1610 } |
1385 | 1611 default: { |
1612 for (int i = history.size() - 1; i >= 0; i--) { | |
1613 String s = (String)history.get(i); | |
1614 if (s.startsWith(tail)) { | |
1615 result.append(s); | |
1616 } | |
1617 } | |
1618 } | |
0 | 1619 } |
1620 } | |
1621 } | |
1622 if (result.length() == 0) { | |
1623 err.println("malformed history reference"); | |
1624 ln = ""; | |
1625 } else { | |
1626 if (start < ln.length()) { | |
1627 result.append(ln.substring(start)); | |
1628 } | |
1629 ln = result.toString(); | |
1630 if (!doEcho) { | |
1631 out.println(ln); | |
1632 } | |
1633 } | |
1634 } | |
1635 } | |
1636 | |
1637 if (doEcho) { | |
1638 out.println("+ " + ln); | |
1639 } | |
1640 | |
1641 PrintStream redirect = null; | |
1642 Tokens t = new Tokens(ln); | |
1643 if (t.hasMoreTokens()) { | |
1644 boolean error = false; | |
3939 | 1645 if (putInHistory) history.add(ln); |
0 | 1646 int len = t.countTokens(); |
1647 if (len > 2) { | |
1648 String r = t.at(len - 2); | |
1649 if (r.equals(">") || r.equals(">>")) { | |
1650 boolean append = r.length() == 2; | |
1651 String file = t.at(len - 1); | |
1652 try { | |
1653 redirect = new PrintStream(new BufferedOutputStream(new FileOutputStream(file, append))); | |
1654 t.trim(2); | |
1655 } catch (Exception e) { | |
1656 out.println("Error: " + e); | |
1657 if (verboseExceptions) { | |
1658 e.printStackTrace(out); | |
1659 } | |
1660 error = true; | |
1661 } | |
1662 } | |
1663 } | |
1664 if (!error) { | |
1665 PrintStream savedout = out; | |
1666 if (redirect != null) { | |
1667 out = redirect; | |
1668 } | |
1669 try { | |
1670 executeCommand(t); | |
1671 } catch (Exception e) { | |
1672 err.println("Error: " + e); | |
1673 if (verboseExceptions) { | |
1674 e.printStackTrace(err); | |
1675 } | |
1676 } finally { | |
1677 if (redirect != null) { | |
1678 out = savedout; | |
1679 redirect.close(); | |
1680 } | |
1681 } | |
1682 } | |
1683 } | |
1684 } | |
1685 | |
1686 void executeCommand(Tokens args) { | |
1687 String cmd = args.nextToken(); | |
1688 | |
1689 Command doit = findCommand(cmd); | |
1690 | |
1691 /* | |
1692 * Check for an unknown command | |
1693 */ | |
1694 if (doit == null) { | |
1695 out.println("Unrecognized command. Try help..."); | |
1696 } else if (!debugger.isAttached() && !doit.okIfDisconnected) { | |
1697 out.println("Command not valid until the attached to a VM"); | |
1698 } else { | |
1699 try { | |
1700 doit.doit(args); | |
1701 } catch (Exception e) { | |
1702 out.println("Error: " + e); | |
1703 if (verboseExceptions) { | |
1704 e.printStackTrace(out); | |
1705 } | |
1706 } | |
1707 } | |
1708 } | |
1709 } |