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src/hotspot/share/runtime/init.cpp

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  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"

 26 #include "classfile/stringTable.hpp"
 27 #include "classfile/symbolTable.hpp"


 28 #include "compiler/compiler_globals.hpp"
 29 #include "gc/shared/collectedHeap.hpp"
 30 #include "gc/shared/gcHeapSummary.hpp"
 31 #include "interpreter/bytecodes.hpp"
 32 #include "logging/logAsyncWriter.hpp"
 33 #include "memory/universe.hpp"
 34 #include "nmt/memTracker.hpp"

 35 #include "prims/downcallLinker.hpp"
 36 #include "prims/jvmtiExport.hpp"
 37 #include "prims/methodHandles.hpp"
 38 #include "runtime/atomic.hpp"
 39 #include "runtime/continuation.hpp"
 40 #include "runtime/flags/jvmFlag.hpp"
 41 #include "runtime/globals.hpp"
 42 #include "runtime/handles.inline.hpp"
 43 #include "runtime/icache.hpp"
 44 #include "runtime/init.hpp"
 45 #include "runtime/safepoint.hpp"
 46 #include "runtime/sharedRuntime.hpp"
 47 #include "sanitizers/leak.hpp"
 48 #include "utilities/macros.hpp"

 49 #if INCLUDE_JVMCI
 50 #include "jvmci/jvmci.hpp"
 51 #endif
 52 
 53 // Initialization done by VM thread in vm_init_globals()
 54 void check_ThreadShadow();
 55 void eventlog_init();
 56 void mutex_init();
 57 void universe_oopstorage_init();
 58 void perfMemory_init();
 59 void SuspendibleThreadSet_init();
 60 void ExternalsRecorder_init(); // After mutex_init() and before CodeCache_init
 61 
 62 // Initialization done by Java thread in init_globals()
 63 void management_init();
 64 void bytecodes_init();
 65 void classLoader_init1();
 66 void compilationPolicy_init();
 67 void codeCache_init();
 68 void VM_Version_init();

 83 void vmStructs_init() NOT_DEBUG_RETURN;
 84 
 85 void vtableStubs_init();
 86 bool compilerOracle_init();
 87 bool compileBroker_init();
 88 void dependencyContext_init();
 89 void dependencies_init();
 90 
 91 // Initialization after compiler initialization
 92 bool universe_post_init();  // must happen after compiler_init
 93 void javaClasses_init();    // must happen after vtable initialization
 94 void compiler_stubs_init(bool in_compiler_thread); // compiler's StubRoutines stubs
 95 void final_stubs_init();    // final StubRoutines stubs
 96 
 97 // Do not disable thread-local-storage, as it is important for some
 98 // JNI/JVM/JVMTI functions and signal handlers to work properly
 99 // during VM shutdown
100 void perfMemory_exit();
101 void ostream_exit();
102 


103 void vm_init_globals() {
104   check_ThreadShadow();
105   basic_types_init();
106   eventlog_init();
107   mutex_init();
108   universe_oopstorage_init();
109   perfMemory_init();
110   SuspendibleThreadSet_init();
111   ExternalsRecorder_init(); // After mutex_init() and before CodeCache_init
112 }
113 
114 
115 jint init_globals() {



116   management_init();
117   JvmtiExport::initialize_oop_storage();
118 #if INCLUDE_JVMTI
119   if (AlwaysRecordEvolDependencies) {
120     JvmtiExport::set_can_hotswap_or_post_breakpoint(true);
121     JvmtiExport::set_all_dependencies_are_recorded(true);
122   }
123 #endif
124   bytecodes_init();
125   classLoader_init1();
126   compilationPolicy_init();

127   codeCache_init();
128   VM_Version_init();              // depends on codeCache_init for emitting code
129   initial_stubs_init();
130   jint status = universe_init();  // dependent on codeCache_init and
131                                   // initial_stubs_init and metaspace_init.
132   if (status != JNI_OK)
133     return status;
134 
135 #ifdef LEAK_SANITIZER
136   {
137     // Register the Java heap with LSan.
138     VirtualSpaceSummary summary = Universe::heap()->create_heap_space_summary();
139     LSAN_REGISTER_ROOT_REGION(summary.start(), summary.reserved_size());
140   }
141 #endif // LEAK_SANITIZER
142 
143   AsyncLogWriter::initialize();
144   gc_barrier_stubs_init();   // depends on universe_init, must be before interpreter_init
145   continuations_init();      // must precede continuation stub generation
146   continuation_stubs_init(); // depends on continuations_init
147   interpreter_init_stub();   // before methods get loaded
148   accessFlags_init();
149   InterfaceSupport_init();
150   VMRegImpl::set_regName();  // need this before generate_stubs (for printing oop maps).
151   SharedRuntime::generate_stubs();
152   return JNI_OK;
153 }
154 
155 jint init_globals2() {
156   universe2_init();          // dependent on codeCache_init and initial_stubs_init
157   javaClasses_init();        // must happen after vtable initialization, before referenceProcessor_init
158   interpreter_init_code();   // after javaClasses_init and before any method gets linked
159   referenceProcessor_init();
160   jni_handles_init();
161 #if INCLUDE_VM_STRUCTS
162   vmStructs_init();
163 #endif // INCLUDE_VM_STRUCTS
164 
165   vtableStubs_init();
166   if (!compilerOracle_init()) {
167     return JNI_EINVAL;
168   }
169   dependencyContext_init();
170   dependencies_init();
171 
172   if (!compileBroker_init()) {
173     return JNI_EINVAL;
174   }
175 #if INCLUDE_JVMCI
176   if (EnableJVMCI) {
177     JVMCI::initialize_globals();
178   }
179 #endif
180 




181   if (!universe_post_init()) {
182     return JNI_ERR;
183   }
184   compiler_stubs_init(false /* in_compiler_thread */); // compiler's intrinsics stubs
185   final_stubs_init();    // final StubRoutines stubs
186   MethodHandles::generate_adapters();

187 
188   // All the flags that get adjusted by VM_Version_init and os::init_2
189   // have been set so dump the flags now.
190   if (PrintFlagsFinal || PrintFlagsRanges) {
191     JVMFlag::printFlags(tty, false, PrintFlagsRanges);


192   }
193 
194   return JNI_OK;
195 }
196 
197 
198 void exit_globals() {
199   static bool destructorsCalled = false;
200   if (!destructorsCalled) {
201     destructorsCalled = true;
202     perfMemory_exit();
203     SafepointTracing::statistics_exit_log();
204     if (PrintStringTableStatistics) {
205       SymbolTable::dump(tty);
206       StringTable::dump(tty);
207     }
208     ostream_exit();
209 #ifdef LEAK_SANITIZER
210     {
211       // Unregister the Java heap with LSan.

  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"
 26 #include "cds/metaspaceShared.hpp"
 27 #include "classfile/stringTable.hpp"
 28 #include "classfile/symbolTable.hpp"
 29 #include "classfile/systemDictionary.hpp"
 30 #include "code/SCCache.hpp"
 31 #include "compiler/compiler_globals.hpp"
 32 #include "gc/shared/collectedHeap.hpp"
 33 #include "gc/shared/gcHeapSummary.hpp"
 34 #include "interpreter/bytecodes.hpp"
 35 #include "logging/logAsyncWriter.hpp"
 36 #include "memory/universe.hpp"
 37 #include "nmt/memTracker.hpp"
 38 #include "oops/trainingData.hpp"
 39 #include "prims/downcallLinker.hpp"
 40 #include "prims/jvmtiExport.hpp"
 41 #include "prims/methodHandles.hpp"
 42 #include "runtime/atomic.hpp"
 43 #include "runtime/continuation.hpp"
 44 #include "runtime/flags/jvmFlag.hpp"
 45 #include "runtime/globals.hpp"
 46 #include "runtime/handles.inline.hpp"
 47 #include "runtime/icache.hpp"
 48 #include "runtime/init.hpp"
 49 #include "runtime/safepoint.hpp"
 50 #include "runtime/sharedRuntime.hpp"
 51 #include "sanitizers/leak.hpp"
 52 #include "utilities/macros.hpp"
 53 #include "utilities/xmlstream.hpp"
 54 #if INCLUDE_JVMCI
 55 #include "jvmci/jvmci.hpp"
 56 #endif
 57 
 58 // Initialization done by VM thread in vm_init_globals()
 59 void check_ThreadShadow();
 60 void eventlog_init();
 61 void mutex_init();
 62 void universe_oopstorage_init();
 63 void perfMemory_init();
 64 void SuspendibleThreadSet_init();
 65 void ExternalsRecorder_init(); // After mutex_init() and before CodeCache_init
 66 
 67 // Initialization done by Java thread in init_globals()
 68 void management_init();
 69 void bytecodes_init();
 70 void classLoader_init1();
 71 void compilationPolicy_init();
 72 void codeCache_init();
 73 void VM_Version_init();

 88 void vmStructs_init() NOT_DEBUG_RETURN;
 89 
 90 void vtableStubs_init();
 91 bool compilerOracle_init();
 92 bool compileBroker_init();
 93 void dependencyContext_init();
 94 void dependencies_init();
 95 
 96 // Initialization after compiler initialization
 97 bool universe_post_init();  // must happen after compiler_init
 98 void javaClasses_init();    // must happen after vtable initialization
 99 void compiler_stubs_init(bool in_compiler_thread); // compiler's StubRoutines stubs
100 void final_stubs_init();    // final StubRoutines stubs
101 
102 // Do not disable thread-local-storage, as it is important for some
103 // JNI/JVM/JVMTI functions and signal handlers to work properly
104 // during VM shutdown
105 void perfMemory_exit();
106 void ostream_exit();
107 
108 void perf_jvm_init();
109 
110 void vm_init_globals() {
111   check_ThreadShadow();
112   basic_types_init();
113   eventlog_init();
114   mutex_init();
115   universe_oopstorage_init();
116   perfMemory_init();
117   SuspendibleThreadSet_init();
118   ExternalsRecorder_init(); // After mutex_init() and before CodeCache_init
119 }
120 
121 
122 jint init_globals() {
123   perf_jvm_init();
124   MethodHandles::init_counters();
125 
126   management_init();
127   JvmtiExport::initialize_oop_storage();
128 #if INCLUDE_JVMTI
129   if (AlwaysRecordEvolDependencies) {
130     JvmtiExport::set_can_hotswap_or_post_breakpoint(true);
131     JvmtiExport::set_all_dependencies_are_recorded(true);
132   }
133 #endif
134   bytecodes_init();
135   classLoader_init1();
136   compilationPolicy_init();
137   MetaspaceShared::open_static_archive();
138   codeCache_init();
139   VM_Version_init();              // depends on codeCache_init for emitting code
140   initial_stubs_init();
141   jint status = universe_init();  // dependent on codeCache_init and
142                                   // initial_stubs_init and metaspace_init.
143   if (status != JNI_OK)
144     return status;
145   SCCache::initialize();
146 #ifdef LEAK_SANITIZER
147   {
148     // Register the Java heap with LSan.
149     VirtualSpaceSummary summary = Universe::heap()->create_heap_space_summary();
150     LSAN_REGISTER_ROOT_REGION(summary.start(), summary.reserved_size());
151   }
152 #endif // LEAK_SANITIZER
153   SCCache::init2();        // depends on universe_init
154   AsyncLogWriter::initialize();
155   gc_barrier_stubs_init();   // depends on universe_init, must be before interpreter_init
156   continuations_init();      // must precede continuation stub generation
157   continuation_stubs_init(); // depends on continuations_init
158   interpreter_init_stub();   // before methods get loaded
159   accessFlags_init();
160   InterfaceSupport_init();
161   VMRegImpl::set_regName();  // need this before generate_stubs (for printing oop maps).
162   SharedRuntime::generate_stubs();
163   return JNI_OK;
164 }
165 
166 jint init_globals2() {
167   universe2_init();          // dependent on codeCache_init and initial_stubs_init
168   javaClasses_init();        // must happen after vtable initialization, before referenceProcessor_init
169   interpreter_init_code();   // after javaClasses_init and before any method gets linked
170   referenceProcessor_init();
171   jni_handles_init();
172 #if INCLUDE_VM_STRUCTS
173   vmStructs_init();
174 #endif // INCLUDE_VM_STRUCTS
175 
176   vtableStubs_init();
177   if (!compilerOracle_init()) {
178     return JNI_EINVAL;
179   }
180   dependencyContext_init();
181   dependencies_init();
182 
183   if (!compileBroker_init()) {
184     return JNI_EINVAL;
185   }
186 #if INCLUDE_JVMCI
187   if (EnableJVMCI) {
188     JVMCI::initialize_globals();
189   }
190 #endif
191 
192   if (TrainingData::have_data() || TrainingData::need_data()) {
193     TrainingData::initialize();
194   }
195 
196   if (!universe_post_init()) {
197     return JNI_ERR;
198   }
199   compiler_stubs_init(false /* in_compiler_thread */); // compiler's intrinsics stubs
200   final_stubs_init();    // final StubRoutines stubs
201   MethodHandles::generate_adapters();
202   SystemDictionary::restore_archived_method_handle_intrinsics();
203 
204   // All the flags that get adjusted by VM_Version_init and os::init_2
205   // have been set so dump the flags now.
206   if (PrintFlagsFinal || PrintFlagsRanges) {
207     JVMFlag::printFlags(tty, false, PrintFlagsRanges);
208   } else if (RecordTraining && xtty != nullptr) {
209     JVMFlag::printFlags(xtty->log_only(), false, PrintFlagsRanges);
210   }
211 
212   return JNI_OK;
213 }
214 
215 
216 void exit_globals() {
217   static bool destructorsCalled = false;
218   if (!destructorsCalled) {
219     destructorsCalled = true;
220     perfMemory_exit();
221     SafepointTracing::statistics_exit_log();
222     if (PrintStringTableStatistics) {
223       SymbolTable::dump(tty);
224       StringTable::dump(tty);
225     }
226     ostream_exit();
227 #ifdef LEAK_SANITIZER
228     {
229       // Unregister the Java heap with LSan.
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