1.1 --- a/src/share/vm/classfile/dictionary.cpp Fri Aug 31 16:39:35 2012 -0700 1.2 +++ b/src/share/vm/classfile/dictionary.cpp Sat Sep 01 13:25:18 2012 -0400 1.3 @@ -36,7 +36,7 @@ 1.4 1.5 1.6 Dictionary::Dictionary(int table_size) 1.7 - : TwoOopHashtable<klassOop, mtClass>(table_size, sizeof(DictionaryEntry)) { 1.8 + : TwoOopHashtable<Klass*, mtClass>(table_size, sizeof(DictionaryEntry)) { 1.9 _current_class_index = 0; 1.10 _current_class_entry = NULL; 1.11 }; 1.12 @@ -45,26 +45,18 @@ 1.13 1.14 Dictionary::Dictionary(int table_size, HashtableBucket<mtClass>* t, 1.15 int number_of_entries) 1.16 - : TwoOopHashtable<klassOop, mtClass>(table_size, sizeof(DictionaryEntry), t, number_of_entries) { 1.17 + : TwoOopHashtable<Klass*, mtClass>(table_size, sizeof(DictionaryEntry), t, number_of_entries) { 1.18 _current_class_index = 0; 1.19 _current_class_entry = NULL; 1.20 }; 1.21 1.22 1.23 -DictionaryEntry* Dictionary::new_entry(unsigned int hash, klassOop klass, 1.24 - oop loader) { 1.25 - DictionaryEntry* entry; 1.26 - entry = (DictionaryEntry*)Hashtable<klassOop, mtClass>::new_entry(hash, klass); 1.27 - entry->set_loader(loader); 1.28 +DictionaryEntry* Dictionary::new_entry(unsigned int hash, Klass* klass, 1.29 + ClassLoaderData* loader_data) { 1.30 + DictionaryEntry* entry = (DictionaryEntry*)Hashtable<Klass*, mtClass>::new_entry(hash, klass); 1.31 + entry->set_loader_data(loader_data); 1.32 entry->set_pd_set(NULL); 1.33 - return entry; 1.34 -} 1.35 - 1.36 - 1.37 -DictionaryEntry* Dictionary::new_entry() { 1.38 - DictionaryEntry* entry = (DictionaryEntry*)Hashtable<klassOop, mtClass>::new_entry(0L, NULL); 1.39 - entry->set_loader(NULL); 1.40 - entry->set_pd_set(NULL); 1.41 + assert(klass->oop_is_instance(), "Must be"); 1.42 return entry; 1.43 } 1.44 1.45 @@ -76,13 +68,13 @@ 1.46 entry->set_pd_set(to_delete->next()); 1.47 delete to_delete; 1.48 } 1.49 - Hashtable<klassOop, mtClass>::free_entry(entry); 1.50 + Hashtable<Klass*, mtClass>::free_entry(entry); 1.51 } 1.52 1.53 1.54 bool DictionaryEntry::contains_protection_domain(oop protection_domain) const { 1.55 #ifdef ASSERT 1.56 - if (protection_domain == instanceKlass::cast(klass())->protection_domain()) { 1.57 + if (protection_domain == InstanceKlass::cast(klass())->protection_domain()) { 1.58 // Ensure this doesn't show up in the pd_set (invariant) 1.59 bool in_pd_set = false; 1.60 for (ProtectionDomainEntry* current = _pd_set; 1.61 @@ -100,7 +92,7 @@ 1.62 } 1.63 #endif /* ASSERT */ 1.64 1.65 - if (protection_domain == instanceKlass::cast(klass())->protection_domain()) { 1.66 + if (protection_domain == InstanceKlass::cast(klass())->protection_domain()) { 1.67 // Succeeds trivially 1.68 return true; 1.69 } 1.70 @@ -131,7 +123,7 @@ 1.71 } 1.72 1.73 1.74 -bool Dictionary::do_unloading(BoolObjectClosure* is_alive) { 1.75 +bool Dictionary::do_unloading() { 1.76 assert(SafepointSynchronize::is_at_safepoint(), "must be at safepoint"); 1.77 bool class_was_unloaded = false; 1.78 int index = 0; // Defined here for portability! Do not move 1.79 @@ -142,111 +134,33 @@ 1.80 for (index = 0; index < table_size(); index++) { 1.81 for (DictionaryEntry** p = bucket_addr(index); *p != NULL; ) { 1.82 probe = *p; 1.83 - klassOop e = probe->klass(); 1.84 - oop class_loader = probe->loader(); 1.85 + Klass* e = probe->klass(); 1.86 + ClassLoaderData* loader_data = probe->loader_data(); 1.87 1.88 - instanceKlass* ik = instanceKlass::cast(e); 1.89 - if (ik->previous_versions() != NULL) { 1.90 - // This klass has previous versions so see what we can cleanup 1.91 - // while it is safe to do so. 1.92 - 1.93 - int gc_count = 0; // leave debugging breadcrumbs 1.94 - int live_count = 0; 1.95 - 1.96 - // RC_TRACE macro has an embedded ResourceMark 1.97 - RC_TRACE(0x00000200, ("unload: %s: previous version length=%d", 1.98 - ik->external_name(), ik->previous_versions()->length())); 1.99 - 1.100 - for (int i = ik->previous_versions()->length() - 1; i >= 0; i--) { 1.101 - // check the previous versions array for GC'ed weak refs 1.102 - PreviousVersionNode * pv_node = ik->previous_versions()->at(i); 1.103 - jobject cp_ref = pv_node->prev_constant_pool(); 1.104 - assert(cp_ref != NULL, "cp ref was unexpectedly cleared"); 1.105 - if (cp_ref == NULL) { 1.106 - delete pv_node; 1.107 - ik->previous_versions()->remove_at(i); 1.108 - // Since we are traversing the array backwards, we don't have to 1.109 - // do anything special with the index. 1.110 - continue; // robustness 1.111 - } 1.112 - 1.113 - constantPoolOop pvcp = (constantPoolOop)JNIHandles::resolve(cp_ref); 1.114 - if (pvcp == NULL) { 1.115 - // this entry has been GC'ed so remove it 1.116 - delete pv_node; 1.117 - ik->previous_versions()->remove_at(i); 1.118 - // Since we are traversing the array backwards, we don't have to 1.119 - // do anything special with the index. 1.120 - gc_count++; 1.121 - continue; 1.122 - } else { 1.123 - RC_TRACE(0x00000200, ("unload: previous version @%d is alive", i)); 1.124 - if (is_alive->do_object_b(pvcp)) { 1.125 - live_count++; 1.126 - } else { 1.127 - guarantee(false, "sanity check"); 1.128 - } 1.129 - } 1.130 - 1.131 - GrowableArray<jweak>* method_refs = pv_node->prev_EMCP_methods(); 1.132 - if (method_refs != NULL) { 1.133 - RC_TRACE(0x00000200, ("unload: previous methods length=%d", 1.134 - method_refs->length())); 1.135 - for (int j = method_refs->length() - 1; j >= 0; j--) { 1.136 - jweak method_ref = method_refs->at(j); 1.137 - assert(method_ref != NULL, "weak method ref was unexpectedly cleared"); 1.138 - if (method_ref == NULL) { 1.139 - method_refs->remove_at(j); 1.140 - // Since we are traversing the array backwards, we don't have to 1.141 - // do anything special with the index. 1.142 - continue; // robustness 1.143 - } 1.144 - 1.145 - methodOop method = (methodOop)JNIHandles::resolve(method_ref); 1.146 - if (method == NULL) { 1.147 - // this method entry has been GC'ed so remove it 1.148 - JNIHandles::destroy_weak_global(method_ref); 1.149 - method_refs->remove_at(j); 1.150 - } else { 1.151 - // RC_TRACE macro has an embedded ResourceMark 1.152 - RC_TRACE(0x00000200, 1.153 - ("unload: %s(%s): prev method @%d in version @%d is alive", 1.154 - method->name()->as_C_string(), 1.155 - method->signature()->as_C_string(), j, i)); 1.156 - } 1.157 - } 1.158 - } 1.159 - } 1.160 - assert(ik->previous_versions()->length() == live_count, "sanity check"); 1.161 - RC_TRACE(0x00000200, 1.162 - ("unload: previous version stats: live=%d, GC'ed=%d", live_count, 1.163 - gc_count)); 1.164 - } 1.165 + InstanceKlass* ik = InstanceKlass::cast(e); 1.166 1.167 // Non-unloadable classes were handled in always_strong_oops_do 1.168 - if (!is_strongly_reachable(class_loader, e)) { 1.169 + if (!is_strongly_reachable(loader_data, e)) { 1.170 // Entry was not visited in phase1 (negated test from phase1) 1.171 - assert(class_loader != NULL, "unloading entry with null class loader"); 1.172 - oop k_def_class_loader = ik->class_loader(); 1.173 + assert(!loader_data->is_the_null_class_loader_data(), "unloading entry with null class loader"); 1.174 + ClassLoaderData* k_def_class_loader_data = ik->class_loader_data(); 1.175 1.176 // Do we need to delete this system dictionary entry? 1.177 bool purge_entry = false; 1.178 1.179 // Do we need to delete this system dictionary entry? 1.180 - if (!is_alive->do_object_b(class_loader)) { 1.181 + if (loader_data->is_unloading()) { 1.182 // If the loader is not live this entry should always be 1.183 // removed (will never be looked up again). Note that this is 1.184 // not the same as unloading the referred class. 1.185 - if (k_def_class_loader == class_loader) { 1.186 + if (k_def_class_loader_data == loader_data) { 1.187 // This is the defining entry, so the referred class is about 1.188 // to be unloaded. 1.189 // Notify the debugger and clean up the class. 1.190 - guarantee(!is_alive->do_object_b(e), 1.191 - "klass should not be live if defining loader is not"); 1.192 class_was_unloaded = true; 1.193 // notify the debugger 1.194 if (JvmtiExport::should_post_class_unload()) { 1.195 - JvmtiExport::post_class_unload(ik->as_klassOop()); 1.196 + JvmtiExport::post_class_unload(ik); 1.197 } 1.198 1.199 // notify ClassLoadingService of class unload 1.200 @@ -254,22 +168,21 @@ 1.201 1.202 // Clean up C heap 1.203 ik->release_C_heap_structures(); 1.204 + ik->constants()->release_C_heap_structures(); 1.205 } 1.206 // Also remove this system dictionary entry. 1.207 purge_entry = true; 1.208 1.209 } else { 1.210 // The loader in this entry is alive. If the klass is dead, 1.211 + // (determined by checking the defining class loader) 1.212 // the loader must be an initiating loader (rather than the 1.213 // defining loader). Remove this entry. 1.214 - if (!is_alive->do_object_b(e)) { 1.215 - guarantee(!is_alive->do_object_b(k_def_class_loader), 1.216 - "defining loader should not be live if klass is not"); 1.217 - // If we get here, the class_loader must not be the defining 1.218 + if (k_def_class_loader_data->is_unloading()) { 1.219 + // If we get here, the class_loader_data must not be the defining 1.220 // loader, it must be an initiating one. 1.221 - assert(k_def_class_loader != class_loader, 1.222 + assert(k_def_class_loader_data != loader_data, 1.223 "cannot have live defining loader and unreachable klass"); 1.224 - 1.225 // Loader is live, but class and its defining loader are dead. 1.226 // Remove the entry. The class is going away. 1.227 purge_entry = true; 1.228 @@ -292,19 +205,15 @@ 1.229 } 1.230 1.231 1.232 -void Dictionary::always_strong_classes_do(OopClosure* blk) { 1.233 +void Dictionary::always_strong_oops_do(OopClosure* blk) { 1.234 // Follow all system classes and temporary placeholders in dictionary 1.235 for (int index = 0; index < table_size(); index++) { 1.236 for (DictionaryEntry *probe = bucket(index); 1.237 probe != NULL; 1.238 probe = probe->next()) { 1.239 - klassOop e = probe->klass(); 1.240 - oop class_loader = probe->loader(); 1.241 - if (is_strongly_reachable(class_loader, e)) { 1.242 - blk->do_oop((oop*)probe->klass_addr()); 1.243 - if (class_loader != NULL) { 1.244 - blk->do_oop(probe->loader_addr()); 1.245 - } 1.246 + Klass* e = probe->klass(); 1.247 + ClassLoaderData* loader_data = probe->loader_data(); 1.248 + if (is_strongly_reachable(loader_data, e)) { 1.249 probe->protection_domain_set_oops_do(blk); 1.250 } 1.251 } 1.252 @@ -312,14 +221,30 @@ 1.253 } 1.254 1.255 1.256 -// Just the classes from defining class loaders 1.257 -void Dictionary::classes_do(void f(klassOop)) { 1.258 +void Dictionary::always_strong_classes_do(KlassClosure* closure) { 1.259 + // Follow all system classes and temporary placeholders in dictionary 1.260 for (int index = 0; index < table_size(); index++) { 1.261 for (DictionaryEntry* probe = bucket(index); 1.262 probe != NULL; 1.263 probe = probe->next()) { 1.264 - klassOop k = probe->klass(); 1.265 - if (probe->loader() == instanceKlass::cast(k)->class_loader()) { 1.266 + Klass* e = probe->klass(); 1.267 + ClassLoaderData* loader_data = probe->loader_data(); 1.268 + if (is_strongly_reachable(loader_data, e)) { 1.269 + closure->do_klass(e); 1.270 + } 1.271 + } 1.272 + } 1.273 +} 1.274 + 1.275 + 1.276 +// Just the classes from defining class loaders 1.277 +void Dictionary::classes_do(void f(Klass*)) { 1.278 + for (int index = 0; index < table_size(); index++) { 1.279 + for (DictionaryEntry* probe = bucket(index); 1.280 + probe != NULL; 1.281 + probe = probe->next()) { 1.282 + Klass* k = probe->klass(); 1.283 + if (probe->loader_data() == InstanceKlass::cast(k)->class_loader_data()) { 1.284 f(k); 1.285 } 1.286 } 1.287 @@ -328,13 +253,13 @@ 1.288 1.289 // Added for initialize_itable_for_klass to handle exceptions 1.290 // Just the classes from defining class loaders 1.291 -void Dictionary::classes_do(void f(klassOop, TRAPS), TRAPS) { 1.292 +void Dictionary::classes_do(void f(Klass*, TRAPS), TRAPS) { 1.293 for (int index = 0; index < table_size(); index++) { 1.294 for (DictionaryEntry* probe = bucket(index); 1.295 probe != NULL; 1.296 probe = probe->next()) { 1.297 - klassOop k = probe->klass(); 1.298 - if (probe->loader() == instanceKlass::cast(k)->class_loader()) { 1.299 + Klass* k = probe->klass(); 1.300 + if (probe->loader_data() == InstanceKlass::cast(k)->class_loader_data()) { 1.301 f(k, CHECK); 1.302 } 1.303 } 1.304 @@ -345,13 +270,13 @@ 1.305 // All classes, and their class loaders 1.306 // (added for helpers that use HandleMarks and ResourceMarks) 1.307 // Don't iterate over placeholders 1.308 -void Dictionary::classes_do(void f(klassOop, oop, TRAPS), TRAPS) { 1.309 +void Dictionary::classes_do(void f(Klass*, ClassLoaderData*, TRAPS), TRAPS) { 1.310 for (int index = 0; index < table_size(); index++) { 1.311 for (DictionaryEntry* probe = bucket(index); 1.312 probe != NULL; 1.313 probe = probe->next()) { 1.314 - klassOop k = probe->klass(); 1.315 - f(k, probe->loader(), CHECK); 1.316 + Klass* k = probe->klass(); 1.317 + f(k, probe->loader_data(), CHECK); 1.318 } 1.319 } 1.320 } 1.321 @@ -359,13 +284,13 @@ 1.322 1.323 // All classes, and their class loaders 1.324 // Don't iterate over placeholders 1.325 -void Dictionary::classes_do(void f(klassOop, oop)) { 1.326 +void Dictionary::classes_do(void f(Klass*, ClassLoaderData*)) { 1.327 for (int index = 0; index < table_size(); index++) { 1.328 for (DictionaryEntry* probe = bucket(index); 1.329 probe != NULL; 1.330 probe = probe->next()) { 1.331 - klassOop k = probe->klass(); 1.332 - f(k, probe->loader()); 1.333 + Klass* k = probe->klass(); 1.334 + f(k, probe->loader_data()); 1.335 } 1.336 } 1.337 } 1.338 @@ -376,35 +301,31 @@ 1.339 for (DictionaryEntry* probe = bucket(index); 1.340 probe != NULL; 1.341 probe = probe->next()) { 1.342 - f->do_oop((oop*)probe->klass_addr()); 1.343 - if (probe->loader() != NULL) { 1.344 - f->do_oop(probe->loader_addr()); 1.345 - } 1.346 probe->protection_domain_set_oops_do(f); 1.347 } 1.348 } 1.349 } 1.350 1.351 1.352 -void Dictionary::methods_do(void f(methodOop)) { 1.353 +void Dictionary::methods_do(void f(Method*)) { 1.354 for (int index = 0; index < table_size(); index++) { 1.355 for (DictionaryEntry* probe = bucket(index); 1.356 probe != NULL; 1.357 probe = probe->next()) { 1.358 - klassOop k = probe->klass(); 1.359 - if (probe->loader() == instanceKlass::cast(k)->class_loader()) { 1.360 + Klass* k = probe->klass(); 1.361 + if (probe->loader_data() == InstanceKlass::cast(k)->class_loader_data()) { 1.362 // only take klass is we have the entry with the defining class loader 1.363 - instanceKlass::cast(k)->methods_do(f); 1.364 + InstanceKlass::cast(k)->methods_do(f); 1.365 } 1.366 } 1.367 } 1.368 } 1.369 1.370 1.371 -klassOop Dictionary::try_get_next_class() { 1.372 +Klass* Dictionary::try_get_next_class() { 1.373 while (true) { 1.374 if (_current_class_entry != NULL) { 1.375 - klassOop k = _current_class_entry->klass(); 1.376 + Klass* k = _current_class_entry->klass(); 1.377 _current_class_entry = _current_class_entry->next(); 1.378 return k; 1.379 } 1.380 @@ -421,15 +342,15 @@ 1.381 // also cast to volatile; we do this to ensure store order is maintained 1.382 // by the compilers. 1.383 1.384 -void Dictionary::add_klass(Symbol* class_name, Handle class_loader, 1.385 +void Dictionary::add_klass(Symbol* class_name, ClassLoaderData* loader_data, 1.386 KlassHandle obj) { 1.387 assert_locked_or_safepoint(SystemDictionary_lock); 1.388 assert(obj() != NULL, "adding NULL obj"); 1.389 assert(Klass::cast(obj())->name() == class_name, "sanity check on name"); 1.390 1.391 - unsigned int hash = compute_hash(class_name, class_loader); 1.392 + unsigned int hash = compute_hash(class_name, loader_data); 1.393 int index = hash_to_index(hash); 1.394 - DictionaryEntry* entry = new_entry(hash, obj(), class_loader()); 1.395 + DictionaryEntry* entry = new_entry(hash, obj(), loader_data); 1.396 add_entry(index, entry); 1.397 } 1.398 1.399 @@ -445,13 +366,12 @@ 1.400 // _buckets[index] is read here, so the caller will not see the new entry. 1.401 DictionaryEntry* Dictionary::get_entry(int index, unsigned int hash, 1.402 Symbol* class_name, 1.403 - Handle class_loader) { 1.404 - oop loader = class_loader(); 1.405 + ClassLoaderData* loader_data) { 1.406 debug_only(_lookup_count++); 1.407 for (DictionaryEntry* entry = bucket(index); 1.408 entry != NULL; 1.409 entry = entry->next()) { 1.410 - if (entry->hash() == hash && entry->equals(class_name, loader)) { 1.411 + if (entry->hash() == hash && entry->equals(class_name, loader_data)) { 1.412 return entry; 1.413 } 1.414 debug_only(_lookup_length++); 1.415 @@ -460,9 +380,9 @@ 1.416 } 1.417 1.418 1.419 -klassOop Dictionary::find(int index, unsigned int hash, Symbol* name, 1.420 - Handle loader, Handle protection_domain, TRAPS) { 1.421 - DictionaryEntry* entry = get_entry(index, hash, name, loader); 1.422 +Klass* Dictionary::find(int index, unsigned int hash, Symbol* name, 1.423 + ClassLoaderData* loader_data, Handle protection_domain, TRAPS) { 1.424 + DictionaryEntry* entry = get_entry(index, hash, name, loader_data); 1.425 if (entry != NULL && entry->is_valid_protection_domain(protection_domain)) { 1.426 return entry->klass(); 1.427 } else { 1.428 @@ -471,34 +391,34 @@ 1.429 } 1.430 1.431 1.432 -klassOop Dictionary::find_class(int index, unsigned int hash, 1.433 - Symbol* name, Handle loader) { 1.434 +Klass* Dictionary::find_class(int index, unsigned int hash, 1.435 + Symbol* name, ClassLoaderData* loader_data) { 1.436 assert_locked_or_safepoint(SystemDictionary_lock); 1.437 - assert (index == index_for(name, loader), "incorrect index?"); 1.438 + assert (index == index_for(name, loader_data), "incorrect index?"); 1.439 1.440 - DictionaryEntry* entry = get_entry(index, hash, name, loader); 1.441 - return (entry != NULL) ? entry->klass() : (klassOop)NULL; 1.442 + DictionaryEntry* entry = get_entry(index, hash, name, loader_data); 1.443 + return (entry != NULL) ? entry->klass() : (Klass*)NULL; 1.444 } 1.445 1.446 1.447 // Variant of find_class for shared classes. No locking required, as 1.448 // that table is static. 1.449 1.450 -klassOop Dictionary::find_shared_class(int index, unsigned int hash, 1.451 +Klass* Dictionary::find_shared_class(int index, unsigned int hash, 1.452 Symbol* name) { 1.453 - assert (index == index_for(name, Handle()), "incorrect index?"); 1.454 + assert (index == index_for(name, NULL), "incorrect index?"); 1.455 1.456 - DictionaryEntry* entry = get_entry(index, hash, name, Handle()); 1.457 - return (entry != NULL) ? entry->klass() : (klassOop)NULL; 1.458 + DictionaryEntry* entry = get_entry(index, hash, name, NULL); 1.459 + return (entry != NULL) ? entry->klass() : (Klass*)NULL; 1.460 } 1.461 1.462 1.463 void Dictionary::add_protection_domain(int index, unsigned int hash, 1.464 instanceKlassHandle klass, 1.465 - Handle loader, Handle protection_domain, 1.466 + ClassLoaderData* loader_data, Handle protection_domain, 1.467 TRAPS) { 1.468 Symbol* klass_name = klass->name(); 1.469 - DictionaryEntry* entry = get_entry(index, hash, klass_name, loader); 1.470 + DictionaryEntry* entry = get_entry(index, hash, klass_name, loader_data); 1.471 1.472 assert(entry != NULL,"entry must be present, we just created it"); 1.473 assert(protection_domain() != NULL, 1.474 @@ -513,9 +433,9 @@ 1.475 1.476 bool Dictionary::is_valid_protection_domain(int index, unsigned int hash, 1.477 Symbol* name, 1.478 - Handle loader, 1.479 + ClassLoaderData* loader_data, 1.480 Handle protection_domain) { 1.481 - DictionaryEntry* entry = get_entry(index, hash, name, loader); 1.482 + DictionaryEntry* entry = get_entry(index, hash, name, loader_data); 1.483 return entry->is_valid_protection_domain(protection_domain); 1.484 } 1.485 1.486 @@ -538,16 +458,17 @@ 1.487 } 1.488 1.489 // Add the dictionary entries back to the list in the correct buckets. 1.490 - Thread *thread = Thread::current(); 1.491 - 1.492 while (master_list != NULL) { 1.493 DictionaryEntry* p = master_list; 1.494 master_list = master_list->next(); 1.495 p->set_next(NULL); 1.496 - Symbol* class_name = instanceKlass::cast((klassOop)(p->klass()))->name(); 1.497 - unsigned int hash = compute_hash(class_name, Handle(thread, p->loader())); 1.498 + Symbol* class_name = InstanceKlass::cast((Klass*)(p->klass()))->name(); 1.499 + // Since the null class loader data isn't copied to the CDS archive, 1.500 + // compute the hash with NULL for loader data. 1.501 + unsigned int hash = compute_hash(class_name, NULL); 1.502 int index = hash_to_index(hash); 1.503 p->set_hash(hash); 1.504 + p->set_loader_data(NULL); // loader_data isn't copied to CDS 1.505 p->set_next(bucket(index)); 1.506 set_entry(index, p); 1.507 } 1.508 @@ -588,23 +509,22 @@ 1.509 return p; 1.510 } 1.511 1.512 - 1.513 void SymbolPropertyTable::oops_do(OopClosure* f) { 1.514 for (int index = 0; index < table_size(); index++) { 1.515 for (SymbolPropertyEntry* p = bucket(index); p != NULL; p = p->next()) { 1.516 - if (p->property_oop() != NULL) { 1.517 - f->do_oop(p->property_oop_addr()); 1.518 + if (p->method_type() != NULL) { 1.519 + f->do_oop(p->method_type_addr()); 1.520 } 1.521 } 1.522 } 1.523 } 1.524 1.525 -void SymbolPropertyTable::methods_do(void f(methodOop)) { 1.526 +void SymbolPropertyTable::methods_do(void f(Method*)) { 1.527 for (int index = 0; index < table_size(); index++) { 1.528 for (SymbolPropertyEntry* p = bucket(index); p != NULL; p = p->next()) { 1.529 - oop prop = p->property_oop(); 1.530 - if (prop != NULL && prop->is_method()) { 1.531 - f((methodOop)prop); 1.532 + Method* prop = p->method(); 1.533 + if (prop != NULL) { 1.534 + f((Method*)prop); 1.535 } 1.536 } 1.537 } 1.538 @@ -628,16 +548,15 @@ 1.539 probe != NULL; 1.540 probe = probe->next()) { 1.541 if (Verbose) tty->print("%4d: ", index); 1.542 - klassOop e = probe->klass(); 1.543 - oop class_loader = probe->loader(); 1.544 + Klass* e = probe->klass(); 1.545 + ClassLoaderData* loader_data = probe->loader_data(); 1.546 bool is_defining_class = 1.547 - (class_loader == instanceKlass::cast(e)->class_loader()); 1.548 + (loader_data == InstanceKlass::cast(e)->class_loader_data()); 1.549 tty->print("%s%s", is_defining_class ? " " : "^", 1.550 Klass::cast(e)->external_name()); 1.551 - if (class_loader != NULL) { 1.552 + 1.553 tty->print(", loader "); 1.554 - class_loader->print_value(); 1.555 - } 1.556 + loader_data->print_value(); 1.557 tty->cr(); 1.558 } 1.559 } 1.560 @@ -645,20 +564,24 @@ 1.561 1.562 #endif 1.563 1.564 + 1.565 void Dictionary::verify() { 1.566 guarantee(number_of_entries() >= 0, "Verify of system dictionary failed"); 1.567 + 1.568 int element_count = 0; 1.569 for (int index = 0; index < table_size(); index++) { 1.570 for (DictionaryEntry* probe = bucket(index); 1.571 probe != NULL; 1.572 probe = probe->next()) { 1.573 - klassOop e = probe->klass(); 1.574 - oop class_loader = probe->loader(); 1.575 + Klass* e = probe->klass(); 1.576 + ClassLoaderData* loader_data = probe->loader_data(); 1.577 guarantee(Klass::cast(e)->oop_is_instance(), 1.578 "Verify of system dictionary failed"); 1.579 // class loader must be present; a null class loader is the 1.580 // boostrap loader 1.581 - guarantee(class_loader == NULL || class_loader->is_instance(), 1.582 + guarantee(loader_data != NULL || DumpSharedSpaces || 1.583 + loader_data->is_the_null_class_loader_data() || 1.584 + loader_data->class_loader()->is_instance(), 1.585 "checking type of class_loader"); 1.586 e->verify(); 1.587 probe->verify_protection_domain_set(); 1.588 @@ -669,3 +592,4 @@ 1.589 "Verify of system dictionary failed"); 1.590 debug_only(verify_lookup_length((double)number_of_entries() / table_size())); 1.591 } 1.592 +