Mercurial > hg > graal-compiler
annotate src/share/vm/services/diagnosticCommand.cpp @ 4996:11ce128f8d28
fix for RiCompiledMethod.execute
author | Lukas Stadler <lukas.stadler@jku.at> |
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date | Wed, 29 Feb 2012 14:49:54 +0100 |
parents | a42c07c38c47 |
children | 645162d94294 |
rev | line source |
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4133 | 1 /* |
2 * Copyright (c) 2011, 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 */ | |
24 | |
25 #include "precompiled.hpp" | |
4773 | 26 #include "gc_implementation/shared/vmGCOperations.hpp" |
27 #include "runtime/javaCalls.hpp" | |
4133 | 28 #include "services/diagnosticArgument.hpp" |
29 #include "services/diagnosticCommand.hpp" | |
30 #include "services/diagnosticFramework.hpp" | |
4773 | 31 #include "services/heapDumper.hpp" |
32 #include "services/management.hpp" | |
4133 | 33 |
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34 void DCmdRegistrant::register_dcmds(){ |
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35 // Registration of the diagnostic commands |
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36 // First boolean argument specifies if the command is enabled |
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37 // Second boolean argument specifies if the command is hidden |
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38 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<HelpDCmd>(true, false)); |
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39 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<VersionDCmd>(true, false)); |
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40 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<CommandLineDCmd>(true, false)); |
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41 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<PrintSystemPropertiesDCmd>(true, false)); |
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42 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<PrintVMFlagsDCmd>(true, false)); |
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43 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<VMUptimeDCmd>(true, false)); |
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44 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<SystemGCDCmd>(true, false)); |
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45 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<RunFinalizationDCmd>(true, false)); |
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46 #ifndef SERVICES_KERNEL // Heap dumping not supported |
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47 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<HeapDumpDCmd>(true, false)); |
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48 #endif // SERVICES_KERNEL |
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49 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<ClassHistogramDCmd>(true, false)); |
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50 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<ThreadDumpDCmd>(true, false)); |
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51 |
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52 } |
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53 |
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54 #ifndef HAVE_EXTRA_DCMD |
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55 void DCmdRegistrant::register_dcmds_ext(){ |
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56 // Do nothing here |
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57 } |
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58 #endif |
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59 |
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60 |
4773 | 61 HelpDCmd::HelpDCmd(outputStream* output, bool heap) : DCmdWithParser(output, heap), |
4133 | 62 _all("-all", "Show help for all commands", "BOOLEAN", false, "false"), |
63 _cmd("command name", "The name of the command for which we want help", | |
64 "STRING", false) { | |
65 _dcmdparser.add_dcmd_option(&_all); | |
66 _dcmdparser.add_dcmd_argument(&_cmd); | |
67 }; | |
68 | |
69 void HelpDCmd::execute(TRAPS) { | |
70 if (_all.value()) { | |
71 GrowableArray<const char*>* cmd_list = DCmdFactory::DCmd_list(); | |
72 for (int i = 0; i < cmd_list->length(); i++) { | |
73 DCmdFactory* factory = DCmdFactory::factory(cmd_list->at(i), | |
74 strlen(cmd_list->at(i))); | |
75 if (!factory->is_hidden()) { | |
76 output()->print_cr("%s%s", factory->name(), | |
77 factory->is_enabled() ? "" : " [disabled]"); | |
78 output()->print_cr("\t%s", factory->description()); | |
79 output()->cr(); | |
80 } | |
81 factory = factory->next(); | |
82 } | |
83 } else if (_cmd.has_value()) { | |
84 DCmd* cmd = NULL; | |
85 DCmdFactory* factory = DCmdFactory::factory(_cmd.value(), | |
86 strlen(_cmd.value())); | |
87 if (factory != NULL) { | |
88 output()->print_cr("%s%s", factory->name(), | |
89 factory->is_enabled() ? "" : " [disabled]"); | |
90 output()->print_cr(factory->description()); | |
91 output()->print_cr("\nImpact: %s", factory->impact()); | |
4773 | 92 output()->cr(); |
4133 | 93 cmd = factory->create_resource_instance(output()); |
94 if (cmd != NULL) { | |
95 DCmdMark mark(cmd); | |
4773 | 96 cmd->print_help(factory->name()); |
4133 | 97 } |
98 } else { | |
99 output()->print_cr("Help unavailable : '%s' : No such command", _cmd.value()); | |
100 } | |
101 } else { | |
102 output()->print_cr("The following commands are available:"); | |
103 GrowableArray<const char *>* cmd_list = DCmdFactory::DCmd_list(); | |
104 for (int i = 0; i < cmd_list->length(); i++) { | |
105 DCmdFactory* factory = DCmdFactory::factory(cmd_list->at(i), | |
106 strlen(cmd_list->at(i))); | |
107 if (!factory->is_hidden()) { | |
108 output()->print_cr("%s%s", factory->name(), | |
109 factory->is_enabled() ? "" : " [disabled]"); | |
110 } | |
111 factory = factory->_next; | |
112 } | |
113 output()->print_cr("\nFor more information about a specific command use 'help <command>'."); | |
114 } | |
115 } | |
116 | |
117 int HelpDCmd::num_arguments() { | |
118 ResourceMark rm; | |
119 HelpDCmd* dcmd = new HelpDCmd(NULL, false); | |
120 if (dcmd != NULL) { | |
121 DCmdMark mark(dcmd); | |
122 return dcmd->_dcmdparser.num_arguments(); | |
123 } else { | |
124 return 0; | |
125 } | |
126 } | |
127 | |
128 void VersionDCmd::execute(TRAPS) { | |
129 output()->print_cr("%s version %s", Abstract_VM_Version::vm_name(), | |
130 Abstract_VM_Version::vm_release()); | |
131 JDK_Version jdk_version = JDK_Version::current(); | |
132 if (jdk_version.update_version() > 0) { | |
133 output()->print_cr("JDK %d.%d_%02d", jdk_version.major_version(), | |
134 jdk_version.minor_version(), jdk_version.update_version()); | |
135 } else { | |
136 output()->print_cr("JDK %d.%d", jdk_version.major_version(), | |
137 jdk_version.minor_version()); | |
138 } | |
139 } | |
4773 | 140 |
141 PrintVMFlagsDCmd::PrintVMFlagsDCmd(outputStream* output, bool heap) : | |
142 DCmdWithParser(output, heap), | |
143 _all("-all", "Print all flags supported by the VM", "BOOLEAN", false, "false") { | |
144 _dcmdparser.add_dcmd_option(&_all); | |
145 } | |
146 | |
147 void PrintVMFlagsDCmd::execute(TRAPS) { | |
148 if (_all.value()) { | |
149 CommandLineFlags::printFlags(output(), true); | |
150 } else { | |
151 CommandLineFlags::printSetFlags(output()); | |
152 } | |
153 } | |
154 | |
155 int PrintVMFlagsDCmd::num_arguments() { | |
156 ResourceMark rm; | |
157 PrintVMFlagsDCmd* dcmd = new PrintVMFlagsDCmd(NULL, false); | |
158 if (dcmd != NULL) { | |
159 DCmdMark mark(dcmd); | |
160 return dcmd->_dcmdparser.num_arguments(); | |
161 } else { | |
162 return 0; | |
163 } | |
164 } | |
165 | |
166 void PrintSystemPropertiesDCmd::execute(TRAPS) { | |
167 // load sun.misc.VMSupport | |
168 Symbol* klass = vmSymbols::sun_misc_VMSupport(); | |
169 klassOop k = SystemDictionary::resolve_or_fail(klass, true, CHECK); | |
170 instanceKlassHandle ik (THREAD, k); | |
171 if (ik->should_be_initialized()) { | |
172 ik->initialize(THREAD); | |
173 } | |
174 if (HAS_PENDING_EXCEPTION) { | |
175 java_lang_Throwable::print(PENDING_EXCEPTION, output()); | |
176 output()->cr(); | |
177 CLEAR_PENDING_EXCEPTION; | |
178 return; | |
179 } | |
180 | |
181 // invoke the serializePropertiesToByteArray method | |
182 JavaValue result(T_OBJECT); | |
183 JavaCallArguments args; | |
184 | |
185 Symbol* signature = vmSymbols::serializePropertiesToByteArray_signature(); | |
186 JavaCalls::call_static(&result, | |
187 ik, | |
188 vmSymbols::serializePropertiesToByteArray_name(), | |
189 signature, | |
190 &args, | |
191 THREAD); | |
192 if (HAS_PENDING_EXCEPTION) { | |
193 java_lang_Throwable::print(PENDING_EXCEPTION, output()); | |
194 output()->cr(); | |
195 CLEAR_PENDING_EXCEPTION; | |
196 return; | |
197 } | |
198 | |
199 // The result should be a [B | |
200 oop res = (oop)result.get_jobject(); | |
201 assert(res->is_typeArray(), "just checking"); | |
202 assert(typeArrayKlass::cast(res->klass())->element_type() == T_BYTE, "just checking"); | |
203 | |
204 // copy the bytes to the output stream | |
205 typeArrayOop ba = typeArrayOop(res); | |
206 jbyte* addr = typeArrayOop(res)->byte_at_addr(0); | |
207 output()->print_raw((const char*)addr, ba->length()); | |
208 } | |
209 | |
210 VMUptimeDCmd::VMUptimeDCmd(outputStream* output, bool heap) : | |
211 DCmdWithParser(output, heap), | |
212 _date("-date", "Add a prefix with current date", "BOOLEAN", false, "false") { | |
213 _dcmdparser.add_dcmd_option(&_date); | |
214 } | |
215 | |
216 void VMUptimeDCmd::execute(TRAPS) { | |
217 if (_date.value()) { | |
218 output()->date_stamp(true, "", ": "); | |
219 } | |
220 output()->time_stamp().update_to(tty->time_stamp().ticks()); | |
221 output()->stamp(); | |
222 output()->print_cr(" s"); | |
223 } | |
224 | |
225 int VMUptimeDCmd::num_arguments() { | |
226 ResourceMark rm; | |
227 VMUptimeDCmd* dcmd = new VMUptimeDCmd(NULL, false); | |
228 if (dcmd != NULL) { | |
229 DCmdMark mark(dcmd); | |
230 return dcmd->_dcmdparser.num_arguments(); | |
231 } else { | |
232 return 0; | |
233 } | |
234 } | |
235 | |
236 void SystemGCDCmd::execute(TRAPS) { | |
237 Universe::heap()->collect(GCCause::_java_lang_system_gc); | |
238 } | |
239 | |
240 void RunFinalizationDCmd::execute(TRAPS) { | |
241 klassOop k = SystemDictionary::resolve_or_fail(vmSymbols::java_lang_System(), | |
242 true, CHECK); | |
243 instanceKlassHandle klass(THREAD, k); | |
244 JavaValue result(T_VOID); | |
245 JavaCalls::call_static(&result, klass, | |
246 vmSymbols::run_finalization_name(), | |
247 vmSymbols::void_method_signature(), CHECK); | |
248 } | |
249 | |
250 #ifndef SERVICES_KERNEL // Heap dumping not supported | |
251 HeapDumpDCmd::HeapDumpDCmd(outputStream* output, bool heap) : | |
252 DCmdWithParser(output, heap), | |
253 _filename("filename","Name of the dump file", "STRING",true), | |
254 _all("-all", "Dump all objects, including unreachable objects", | |
255 "BOOLEAN", false, "false") { | |
256 _dcmdparser.add_dcmd_option(&_all); | |
257 _dcmdparser.add_dcmd_argument(&_filename); | |
258 } | |
259 | |
260 void HeapDumpDCmd::execute(TRAPS) { | |
261 // Request a full GC before heap dump if _all is false | |
262 // This helps reduces the amount of unreachable objects in the dump | |
263 // and makes it easier to browse. | |
264 HeapDumper dumper(!_all.value() /* request GC if _all is false*/); | |
265 int res = dumper.dump(_filename.value()); | |
266 if (res == 0) { | |
267 output()->print_cr("Heap dump file created"); | |
268 } else { | |
269 // heap dump failed | |
270 ResourceMark rm; | |
271 char* error = dumper.error_as_C_string(); | |
272 if (error == NULL) { | |
273 output()->print_cr("Dump failed - reason unknown"); | |
274 } else { | |
275 output()->print_cr("%s", error); | |
276 } | |
277 } | |
278 } | |
279 | |
280 int HeapDumpDCmd::num_arguments() { | |
281 ResourceMark rm; | |
282 HeapDumpDCmd* dcmd = new HeapDumpDCmd(NULL, false); | |
283 if (dcmd != NULL) { | |
284 DCmdMark mark(dcmd); | |
285 return dcmd->_dcmdparser.num_arguments(); | |
286 } else { | |
287 return 0; | |
288 } | |
289 } | |
290 #endif // SERVICES_KERNEL | |
291 | |
292 ClassHistogramDCmd::ClassHistogramDCmd(outputStream* output, bool heap) : | |
293 DCmdWithParser(output, heap), | |
294 _all("-all", "Inspect all objects, including unreachable objects", | |
295 "BOOLEAN", false, "false") { | |
296 _dcmdparser.add_dcmd_option(&_all); | |
297 } | |
298 | |
299 void ClassHistogramDCmd::execute(TRAPS) { | |
300 VM_GC_HeapInspection heapop(output(), | |
301 !_all.value() /* request full gc if false */, | |
302 true /* need_prologue */); | |
303 VMThread::execute(&heapop); | |
304 } | |
305 | |
306 int ClassHistogramDCmd::num_arguments() { | |
307 ResourceMark rm; | |
308 ClassHistogramDCmd* dcmd = new ClassHistogramDCmd(NULL, false); | |
309 if (dcmd != NULL) { | |
310 DCmdMark mark(dcmd); | |
311 return dcmd->_dcmdparser.num_arguments(); | |
312 } else { | |
313 return 0; | |
314 } | |
315 } | |
316 | |
317 ThreadDumpDCmd::ThreadDumpDCmd(outputStream* output, bool heap) : | |
318 DCmdWithParser(output, heap), | |
319 _locks("-l", "print java.util.concurrent locks", "BOOLEAN", false, "false") { | |
320 _dcmdparser.add_dcmd_option(&_locks); | |
321 } | |
322 | |
323 void ThreadDumpDCmd::execute(TRAPS) { | |
324 // thread stacks | |
325 VM_PrintThreads op1(output(), _locks.value()); | |
326 VMThread::execute(&op1); | |
327 | |
328 // JNI global handles | |
329 VM_PrintJNI op2(output()); | |
330 VMThread::execute(&op2); | |
331 | |
332 // Deadlock detection | |
333 VM_FindDeadlocks op3(output()); | |
334 VMThread::execute(&op3); | |
335 } | |
336 | |
337 int ThreadDumpDCmd::num_arguments() { | |
338 ResourceMark rm; | |
339 ThreadDumpDCmd* dcmd = new ThreadDumpDCmd(NULL, false); | |
340 if (dcmd != NULL) { | |
341 DCmdMark mark(dcmd); | |
342 return dcmd->_dcmdparser.num_arguments(); | |
343 } else { | |
344 return 0; | |
345 } | |
346 } |