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comparison src/share/vm/memory/universe.cpp @ 11010:b295e132102d

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8001330: Improve on checking order Reviewed-by: acorn, hawtin
author mullan
date Fri, 05 Apr 2013 10:18:36 -0400
parents 8be1318fbe77
children 7ee0d5c53c78
comparison
equal deleted inserted replaced
11009:f75faf51e8c4 11010:b295e132102d
106 Array<Klass*>* Universe::_the_array_interfaces_array = NULL; 106 Array<Klass*>* Universe::_the_array_interfaces_array = NULL;
107 oop Universe::_the_null_string = NULL; 107 oop Universe::_the_null_string = NULL;
108 oop Universe::_the_min_jint_string = NULL; 108 oop Universe::_the_min_jint_string = NULL;
109 LatestMethodOopCache* Universe::_finalizer_register_cache = NULL; 109 LatestMethodOopCache* Universe::_finalizer_register_cache = NULL;
110 LatestMethodOopCache* Universe::_loader_addClass_cache = NULL; 110 LatestMethodOopCache* Universe::_loader_addClass_cache = NULL;
111 LatestMethodOopCache* Universe::_pd_implies_cache = NULL;
111 ActiveMethodOopsCache* Universe::_reflect_invoke_cache = NULL; 112 ActiveMethodOopsCache* Universe::_reflect_invoke_cache = NULL;
112 oop Universe::_out_of_memory_error_java_heap = NULL; 113 oop Universe::_out_of_memory_error_java_heap = NULL;
113 oop Universe::_out_of_memory_error_perm_gen = NULL; 114 oop Universe::_out_of_memory_error_perm_gen = NULL;
114 oop Universe::_out_of_memory_error_array_size = NULL; 115 oop Universe::_out_of_memory_error_array_size = NULL;
115 oop Universe::_out_of_memory_error_gc_overhead_limit = NULL; 116 oop Universe::_out_of_memory_error_gc_overhead_limit = NULL;
222 f->do_ptr((void**)&_the_empty_method_array); 223 f->do_ptr((void**)&_the_empty_method_array);
223 f->do_ptr((void**)&_the_empty_klass_array); 224 f->do_ptr((void**)&_the_empty_klass_array);
224 _finalizer_register_cache->serialize(f); 225 _finalizer_register_cache->serialize(f);
225 _loader_addClass_cache->serialize(f); 226 _loader_addClass_cache->serialize(f);
226 _reflect_invoke_cache->serialize(f); 227 _reflect_invoke_cache->serialize(f);
228 _pd_implies_cache->serialize(f);
227 } 229 }
228 230
229 void Universe::check_alignment(uintx size, uintx alignment, const char* name) { 231 void Universe::check_alignment(uintx size, uintx alignment, const char* name) {
230 if (size < alignment || size % alignment != 0) { 232 if (size < alignment || size % alignment != 0) {
231 ResourceMark rm; 233 ResourceMark rm;
646 648
647 // We have a heap so create the Method* caches before 649 // We have a heap so create the Method* caches before
648 // Metaspace::initialize_shared_spaces() tries to populate them. 650 // Metaspace::initialize_shared_spaces() tries to populate them.
649 Universe::_finalizer_register_cache = new LatestMethodOopCache(); 651 Universe::_finalizer_register_cache = new LatestMethodOopCache();
650 Universe::_loader_addClass_cache = new LatestMethodOopCache(); 652 Universe::_loader_addClass_cache = new LatestMethodOopCache();
653 Universe::_pd_implies_cache = new LatestMethodOopCache();
651 Universe::_reflect_invoke_cache = new ActiveMethodOopsCache(); 654 Universe::_reflect_invoke_cache = new ActiveMethodOopsCache();
652 655
653 if (UseSharedSpaces) { 656 if (UseSharedSpaces) {
654 // Read the data structures supporting the shared spaces (shared 657 // Read the data structures supporting the shared spaces (shared
655 // system dictionary, symbol table, etc.). After that, access to 658 // system dictionary, symbol table, etc.). After that, access to
1080 "java.lang.ClassLoader.addClass", false); 1083 "java.lang.ClassLoader.addClass", false);
1081 } 1084 }
1082 Universe::_loader_addClass_cache->init( 1085 Universe::_loader_addClass_cache->init(
1083 SystemDictionary::ClassLoader_klass(), m, CHECK_false); 1086 SystemDictionary::ClassLoader_klass(), m, CHECK_false);
1084 1087
1088 // Setup method for checking protection domain
1089 InstanceKlass::cast(SystemDictionary::ProtectionDomain_klass())->link_class(CHECK_false);
1090 m = InstanceKlass::cast(SystemDictionary::ProtectionDomain_klass())->
1091 find_method(vmSymbols::impliesCreateAccessControlContext_name(),
1092 vmSymbols::void_boolean_signature());
1093 // Allow NULL which should only happen with bootstrapping.
1094 if (m != NULL) {
1095 if (m->is_static()) {
1096 // NoSuchMethodException doesn't actually work because it tries to run the
1097 // <init> function before java_lang_Class is linked. Print error and exit.
1098 tty->print_cr("ProtectionDomain.impliesCreateAccessControlContext() has the wrong linkage");
1099 return false; // initialization failed
1100 }
1101 Universe::_pd_implies_cache->init(
1102 SystemDictionary::ProtectionDomain_klass(), m, CHECK_false);;
1103 }
1104
1085 // The folowing is initializing converter functions for serialization in 1105 // The folowing is initializing converter functions for serialization in
1086 // JVM.cpp. If we clean up the StrictMath code above we may want to find 1106 // JVM.cpp. If we clean up the StrictMath code above we may want to find
1087 // a better solution for this as well. 1107 // a better solution for this as well.
1088 initialize_converter_functions(); 1108 initialize_converter_functions();
1089 1109
1495 return false; 1515 return false;
1496 } 1516 }
1497 1517
1498 1518
1499 Method* LatestMethodOopCache::get_Method() { 1519 Method* LatestMethodOopCache::get_Method() {
1520 if (klass() == NULL) return NULL;
1500 InstanceKlass* ik = InstanceKlass::cast(klass()); 1521 InstanceKlass* ik = InstanceKlass::cast(klass());
1501 Method* m = ik->method_with_idnum(method_idnum()); 1522 Method* m = ik->method_with_idnum(method_idnum());
1502 assert(m != NULL, "sanity check"); 1523 assert(m != NULL, "sanity check");
1503 return m; 1524 return m;
1504 } 1525 }