src/hotspot/share/runtime/java.cpp
author erikj
Tue, 12 Sep 2017 19:03:39 +0200
changeset 47216 71c04702a3d5
parent 47106 hotspot/src/share/vm/runtime/java.cpp@bed18a111b90
child 47765 b7c7428eaab9
permissions -rw-r--r--
8187443: Forest Consolidation: Move files to unified layout Reviewed-by: darcy, ihse
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/*
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 * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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#include "precompiled.hpp"
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#include "aot/aotLoader.hpp"
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#include "classfile/classLoader.hpp"
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#include "classfile/stringTable.hpp"
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#include "classfile/systemDictionary.hpp"
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#include "code/codeCache.hpp"
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#include "compiler/compileBroker.hpp"
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#include "compiler/compilerOracle.hpp"
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#include "gc/shared/genCollectedHeap.hpp"
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#include "interpreter/bytecodeHistogram.hpp"
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#if INCLUDE_JVMCI
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#include "jvmci/jvmciCompiler.hpp"
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#include "jvmci/jvmciRuntime.hpp"
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#endif
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#include "logging/log.hpp"
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#include "logging/logStream.hpp"
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#include "memory/oopFactory.hpp"
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#include "memory/resourceArea.hpp"
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#include "memory/universe.hpp"
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#include "oops/constantPool.hpp"
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#include "oops/generateOopMap.hpp"
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#include "oops/instanceKlass.hpp"
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#include "oops/instanceOop.hpp"
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#include "oops/method.hpp"
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#include "oops/objArrayOop.hpp"
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#include "oops/oop.inline.hpp"
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#include "oops/symbol.hpp"
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#include "prims/jvm.h"
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#include "prims/jvmtiExport.hpp"
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#include "runtime/arguments.hpp"
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#include "runtime/biasedLocking.hpp"
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#include "runtime/compilationPolicy.hpp"
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#include "runtime/deoptimization.hpp"
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#include "runtime/init.hpp"
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#include "runtime/interfaceSupport.hpp"
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#include "runtime/java.hpp"
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#include "runtime/memprofiler.hpp"
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#include "runtime/sharedRuntime.hpp"
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#include "runtime/statSampler.hpp"
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#include "runtime/sweeper.hpp"
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#include "runtime/task.hpp"
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#include "runtime/thread.inline.hpp"
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#include "runtime/timer.hpp"
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#include "runtime/vm_operations.hpp"
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#include "services/memTracker.hpp"
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#include "trace/traceMacros.hpp"
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#include "trace/tracing.hpp"
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#include "utilities/dtrace.hpp"
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#include "utilities/globalDefinitions.hpp"
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#include "utilities/histogram.hpp"
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#include "utilities/macros.hpp"
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#include "utilities/vmError.hpp"
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#if INCLUDE_ALL_GCS
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#include "gc/cms/concurrentMarkSweepThread.hpp"
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#include "gc/parallel/psScavenge.hpp"
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#endif // INCLUDE_ALL_GCS
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#ifdef COMPILER1
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#include "c1/c1_Compiler.hpp"
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#include "c1/c1_Runtime1.hpp"
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#endif
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#ifdef COMPILER2
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#include "code/compiledIC.hpp"
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#include "compiler/methodLiveness.hpp"
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#include "opto/compile.hpp"
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#include "opto/indexSet.hpp"
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#include "opto/runtime.hpp"
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#endif
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GrowableArray<Method*>* collected_profiled_methods;
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int compare_methods(Method** a, Method** b) {
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  // %%% there can be 32-bit overflow here
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  return ((*b)->invocation_count() + (*b)->compiled_invocation_count())
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       - ((*a)->invocation_count() + (*a)->compiled_invocation_count());
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}
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void collect_profiled_methods(Method* m) {
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  Thread* thread = Thread::current();
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  methodHandle mh(thread, m);
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  if ((m->method_data() != NULL) &&
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      (PrintMethodData || CompilerOracle::should_print(mh))) {
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    collected_profiled_methods->push(m);
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  }
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}
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void print_method_profiling_data() {
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  if (ProfileInterpreter COMPILER1_PRESENT(|| C1UpdateMethodData) &&
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     (PrintMethodData || CompilerOracle::should_print_methods())) {
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    ResourceMark rm;
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    HandleMark hm;
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    collected_profiled_methods = new GrowableArray<Method*>(1024);
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    SystemDictionary::methods_do(collect_profiled_methods);
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    collected_profiled_methods->sort(&compare_methods);
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    int count = collected_profiled_methods->length();
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    int total_size = 0;
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    if (count > 0) {
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      for (int index = 0; index < count; index++) {
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        Method* m = collected_profiled_methods->at(index);
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        ttyLocker ttyl;
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        tty->print_cr("------------------------------------------------------------------------");
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        m->print_invocation_count();
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        tty->print_cr("  mdo size: %d bytes", m->method_data()->size_in_bytes());
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        tty->cr();
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        // Dump data on parameters if any
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        if (m->method_data() != NULL && m->method_data()->parameters_type_data() != NULL) {
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          tty->fill_to(2);
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          m->method_data()->parameters_type_data()->print_data_on(tty);
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        }
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        m->print_codes();
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        total_size += m->method_data()->size_in_bytes();
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      }
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      tty->print_cr("------------------------------------------------------------------------");
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      tty->print_cr("Total MDO size: %d bytes", total_size);
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    }
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  }
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}
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#ifndef PRODUCT
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// Statistics printing (method invocation histogram)
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GrowableArray<Method*>* collected_invoked_methods;
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void collect_invoked_methods(Method* m) {
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  if (m->invocation_count() + m->compiled_invocation_count() >= 1 ) {
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    collected_invoked_methods->push(m);
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  }
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}
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void print_method_invocation_histogram() {
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  ResourceMark rm;
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  HandleMark hm;
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  collected_invoked_methods = new GrowableArray<Method*>(1024);
1
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  SystemDictionary::methods_do(collect_invoked_methods);
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  collected_invoked_methods->sort(&compare_methods);
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  //
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  tty->cr();
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  tty->print_cr("Histogram Over Method Invocation Counters (cutoff = " INTX_FORMAT "):", MethodHistogramCutoff);
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  tty->cr();
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  tty->print_cr("____Count_(I+C)____Method________________________Module_________________");
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  unsigned total = 0, int_total = 0, comp_total = 0, static_total = 0, final_total = 0,
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      synch_total = 0, nativ_total = 0, acces_total = 0;
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  for (int index = 0; index < collected_invoked_methods->length(); index++) {
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    Method* m = collected_invoked_methods->at(index);
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    int c = m->invocation_count() + m->compiled_invocation_count();
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    if (c >= MethodHistogramCutoff) m->print_invocation_count();
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    int_total  += m->invocation_count();
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    comp_total += m->compiled_invocation_count();
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    if (m->is_final())        final_total  += c;
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    if (m->is_static())       static_total += c;
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    if (m->is_synchronized()) synch_total  += c;
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    if (m->is_native())       nativ_total  += c;
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    if (m->is_accessor())     acces_total  += c;
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  }
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  tty->cr();
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  total = int_total + comp_total;
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  tty->print_cr("Invocations summary:");
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  tty->print_cr("\t%9d (%4.1f%%) interpreted",  int_total,    100.0 * int_total    / total);
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  tty->print_cr("\t%9d (%4.1f%%) compiled",     comp_total,   100.0 * comp_total   / total);
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  tty->print_cr("\t%9d (100%%)  total",         total);
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  tty->print_cr("\t%9d (%4.1f%%) synchronized", synch_total,  100.0 * synch_total  / total);
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  tty->print_cr("\t%9d (%4.1f%%) final",        final_total,  100.0 * final_total  / total);
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  tty->print_cr("\t%9d (%4.1f%%) static",       static_total, 100.0 * static_total / total);
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  tty->print_cr("\t%9d (%4.1f%%) native",       nativ_total,  100.0 * nativ_total  / total);
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  tty->print_cr("\t%9d (%4.1f%%) accessor",     acces_total,  100.0 * acces_total  / total);
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  tty->cr();
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  SharedRuntime::print_call_statistics(comp_total);
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}
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void print_bytecode_count() {
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  if (CountBytecodes || TraceBytecodes || StopInterpreterAt) {
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    tty->print_cr("[BytecodeCounter::counter_value = %d]", BytecodeCounter::counter_value());
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  }
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}
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AllocStats alloc_stats;
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// General statistics printing (profiling ...)
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void print_statistics() {
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#ifdef ASSERT
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  if (CountRuntimeCalls) {
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    extern Histogram *RuntimeHistogram;
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    RuntimeHistogram->print();
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  }
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  if (CountJNICalls) {
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    extern Histogram *JNIHistogram;
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    JNIHistogram->print();
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  }
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  if (CountJVMCalls) {
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    extern Histogram *JVMHistogram;
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    JVMHistogram->print();
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  }
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#endif
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  if (MemProfiling) {
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    MemProfiler::disengage();
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  }
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  if (CITime) {
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    CompileBroker::print_times();
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  }
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#ifdef COMPILER1
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  if ((PrintC1Statistics || LogVMOutput || LogCompilation) && UseCompiler) {
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    FlagSetting fs(DisplayVMOutput, DisplayVMOutput && PrintC1Statistics);
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    Runtime1::print_statistics();
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    Deoptimization::print_statistics();
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    SharedRuntime::print_statistics();
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  }
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#endif /* COMPILER1 */
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#ifdef COMPILER2
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  if ((PrintOptoStatistics || LogVMOutput || LogCompilation) && UseCompiler) {
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    FlagSetting fs(DisplayVMOutput, DisplayVMOutput && PrintOptoStatistics);
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    Compile::print_statistics();
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#ifndef COMPILER1
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    Deoptimization::print_statistics();
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    SharedRuntime::print_statistics();
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#endif //COMPILER1
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    os::print_statistics();
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  }
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  if (PrintLockStatistics || PrintPreciseBiasedLockingStatistics || PrintPreciseRTMLockingStatistics) {
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    OptoRuntime::print_named_counters();
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  }
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  if (TimeLivenessAnalysis) {
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    MethodLiveness::print_times();
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  }
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#ifdef ASSERT
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  if (CollectIndexSetStatistics) {
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    IndexSet::print_statistics();
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  }
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#endif // ASSERT
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#else
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#ifdef INCLUDE_JVMCI
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#ifndef COMPILER1
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  if ((TraceDeoptimization || LogVMOutput || LogCompilation) && UseCompiler) {
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    FlagSetting fs(DisplayVMOutput, DisplayVMOutput && TraceDeoptimization);
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    Deoptimization::print_statistics();
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    SharedRuntime::print_statistics();
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  }
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#endif
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#endif
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#endif
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   281
42650
1f304d0c888b 8171008: Integrate AOT compiler into JDK
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  if (PrintAOTStatistics) {
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   283
    AOTLoader::print_statistics();
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   284
  }
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   286
  if (PrintNMethodStatistics) {
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    nmethod::print_statistics();
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  }
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  if (CountCompiledCalls) {
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    print_method_invocation_histogram();
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  }
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  print_method_profiling_data();
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   294
1
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  if (TimeCompilationPolicy) {
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   296
    CompilationPolicy::policy()->print_time();
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  }
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  if (TimeOopMap) {
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   299
    GenerateOopMap::print_time();
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  }
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   301
  if (ProfilerCheckIntervals) {
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    PeriodicTask::print_intervals();
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  }
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   304
  if (PrintSymbolTableSizeHistogram) {
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    SymbolTable::print_histogram();
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   306
  }
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  if (CountBytecodes || TraceBytecodes || StopInterpreterAt) {
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    BytecodeCounter::print();
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  }
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  if (PrintBytecodePairHistogram) {
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    BytecodePairHistogram::print();
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  }
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   313
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   314
  if (PrintCodeCache) {
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   315
    MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
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    CodeCache::print();
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   317
  }
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   318
22210
b0408ba029f6 8025277: Add -XX: flag to print code cache sweeper statistics
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   319
  if (PrintMethodFlushingStatistics) {
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   320
    NMethodSweeper::print();
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   321
  }
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   322
1
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   323
  if (PrintCodeCache2) {
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   324
    MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
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    CodeCache::print_internals();
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   326
  }
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   327
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   328
  if (PrintVtableStats) {
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   329
    klassVtable::print_statistics();
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   330
    klassItable::print_statistics();
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   331
  }
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   332
  if (VerifyOops) {
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   333
    tty->print_cr("+VerifyOops count: %d", StubRoutines::verify_oop_count());
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   334
  }
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   335
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   336
  print_bytecode_count();
8320
544210b4dd48 7017124: Fix some VM stats to avoid 32-bit overflow
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diff changeset
   337
  if (PrintMallocStatistics) {
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   338
    tty->print("allocation stats: ");
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   339
    alloc_stats.print();
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   340
    tty->cr();
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   341
  }
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   342
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   343
  if (PrintSystemDictionaryAtExit) {
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   344
    SystemDictionary::print();
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   345
  }
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duke
parents:
diff changeset
   346
31790
4a08476437e8 8025692: Log what methods are touched at run-time
minqi
parents: 30764
diff changeset
   347
  if (LogTouchedMethods && PrintTouchedMethodsAtExit) {
4a08476437e8 8025692: Log what methods are touched at run-time
minqi
parents: 30764
diff changeset
   348
    Method::print_touched_methods(tty);
4a08476437e8 8025692: Log what methods are touched at run-time
minqi
parents: 30764
diff changeset
   349
  }
4a08476437e8 8025692: Log what methods are touched at run-time
minqi
parents: 30764
diff changeset
   350
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   351
  if (PrintBiasedLockingStatistics) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   352
    BiasedLocking::print_counters();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   353
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   354
13861
619cff4bfb8b 7188594: Print statistic collected by NMT with VM flag
zgu
parents: 13728
diff changeset
   355
  // Native memory tracking data
619cff4bfb8b 7188594: Print statistic collected by NMT with VM flag
zgu
parents: 13728
diff changeset
   356
  if (PrintNMTStatistics) {
25946
1572c9f03fb9 8046598: Scalable Native memory tracking development
zgu
parents: 25715
diff changeset
   357
    MemTracker::final_report(tty);
13861
619cff4bfb8b 7188594: Print statistic collected by NMT with VM flag
zgu
parents: 13728
diff changeset
   358
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   359
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   360
489c9b5090e2 Initial load
duke
parents:
diff changeset
   361
#else // PRODUCT MODE STATISTICS
489c9b5090e2 Initial load
duke
parents:
diff changeset
   362
489c9b5090e2 Initial load
duke
parents:
diff changeset
   363
void print_statistics() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   364
23526
6851d341ad52 8037970: make PrintMethodData a diagnostic options
roland
parents: 23491
diff changeset
   365
  if (PrintMethodData) {
6851d341ad52 8037970: make PrintMethodData a diagnostic options
roland
parents: 23491
diff changeset
   366
    print_method_profiling_data();
6851d341ad52 8037970: make PrintMethodData a diagnostic options
roland
parents: 23491
diff changeset
   367
  }
6851d341ad52 8037970: make PrintMethodData a diagnostic options
roland
parents: 23491
diff changeset
   368
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   369
  if (CITime) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   370
    CompileBroker::print_times();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   371
  }
15201
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14583
diff changeset
   372
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14583
diff changeset
   373
  if (PrintCodeCache) {
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14583
diff changeset
   374
    MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14583
diff changeset
   375
    CodeCache::print();
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14583
diff changeset
   376
  }
f3d755b11424 8005204: Code Cache Reduction: command line options implementation
vladidan
parents: 14583
diff changeset
   377
22210
b0408ba029f6 8025277: Add -XX: flag to print code cache sweeper statistics
anoll
parents: 21095
diff changeset
   378
  if (PrintMethodFlushingStatistics) {
b0408ba029f6 8025277: Add -XX: flag to print code cache sweeper statistics
anoll
parents: 21095
diff changeset
   379
    NMethodSweeper::print();
b0408ba029f6 8025277: Add -XX: flag to print code cache sweeper statistics
anoll
parents: 21095
diff changeset
   380
  }
b0408ba029f6 8025277: Add -XX: flag to print code cache sweeper statistics
anoll
parents: 21095
diff changeset
   381
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   382
#ifdef COMPILER2
23491
f690330b10b9 8031320: Use Intel RTM instructions for locks
kvn
parents: 22796
diff changeset
   383
  if (PrintPreciseBiasedLockingStatistics || PrintPreciseRTMLockingStatistics) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   384
    OptoRuntime::print_named_counters();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   385
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   386
#endif
489c9b5090e2 Initial load
duke
parents:
diff changeset
   387
  if (PrintBiasedLockingStatistics) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   388
    BiasedLocking::print_counters();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   389
  }
13861
619cff4bfb8b 7188594: Print statistic collected by NMT with VM flag
zgu
parents: 13728
diff changeset
   390
619cff4bfb8b 7188594: Print statistic collected by NMT with VM flag
zgu
parents: 13728
diff changeset
   391
  // Native memory tracking data
619cff4bfb8b 7188594: Print statistic collected by NMT with VM flag
zgu
parents: 13728
diff changeset
   392
  if (PrintNMTStatistics) {
25946
1572c9f03fb9 8046598: Scalable Native memory tracking development
zgu
parents: 25715
diff changeset
   393
    MemTracker::final_report(tty);
13861
619cff4bfb8b 7188594: Print statistic collected by NMT with VM flag
zgu
parents: 13728
diff changeset
   394
  }
31790
4a08476437e8 8025692: Log what methods are touched at run-time
minqi
parents: 30764
diff changeset
   395
4a08476437e8 8025692: Log what methods are touched at run-time
minqi
parents: 30764
diff changeset
   396
  if (LogTouchedMethods && PrintTouchedMethodsAtExit) {
4a08476437e8 8025692: Log what methods are touched at run-time
minqi
parents: 30764
diff changeset
   397
    Method::print_touched_methods(tty);
4a08476437e8 8025692: Log what methods are touched at run-time
minqi
parents: 30764
diff changeset
   398
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   399
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   400
489c9b5090e2 Initial load
duke
parents:
diff changeset
   401
#endif
489c9b5090e2 Initial load
duke
parents:
diff changeset
   402
489c9b5090e2 Initial load
duke
parents:
diff changeset
   403
// Note: before_exit() can be executed only once, if more than one threads
489c9b5090e2 Initial load
duke
parents:
diff changeset
   404
//       are trying to shutdown the VM at the same time, only one thread
489c9b5090e2 Initial load
duke
parents:
diff changeset
   405
//       can run before_exit() and all other threads must wait.
35143
33daaea9d5c2 8145435: [JVMCI] some tests on Windows fail with: assert(!thread->is_Java_thread()) failed: must not be java thread
twisti
parents: 35061
diff changeset
   406
void before_exit(JavaThread* thread) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   407
  #define BEFORE_EXIT_NOT_RUN 0
489c9b5090e2 Initial load
duke
parents:
diff changeset
   408
  #define BEFORE_EXIT_RUNNING 1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   409
  #define BEFORE_EXIT_DONE    2
489c9b5090e2 Initial load
duke
parents:
diff changeset
   410
  static jint volatile _before_exit_status = BEFORE_EXIT_NOT_RUN;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   411
489c9b5090e2 Initial load
duke
parents:
diff changeset
   412
  // Note: don't use a Mutex to guard the entire before_exit(), as
489c9b5090e2 Initial load
duke
parents:
diff changeset
   413
  // JVMTI post_thread_end_event and post_vm_death_event will run native code.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   414
  // A CAS or OSMutex would work just fine but then we need to manipulate
489c9b5090e2 Initial load
duke
parents:
diff changeset
   415
  // thread state for Safepoint. Here we use Monitor wait() and notify_all()
489c9b5090e2 Initial load
duke
parents:
diff changeset
   416
  // for synchronization.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   417
  { MutexLocker ml(BeforeExit_lock);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   418
    switch (_before_exit_status) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   419
    case BEFORE_EXIT_NOT_RUN:
489c9b5090e2 Initial load
duke
parents:
diff changeset
   420
      _before_exit_status = BEFORE_EXIT_RUNNING;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   421
      break;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   422
    case BEFORE_EXIT_RUNNING:
489c9b5090e2 Initial load
duke
parents:
diff changeset
   423
      while (_before_exit_status == BEFORE_EXIT_RUNNING) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   424
        BeforeExit_lock->wait();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   425
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   426
      assert(_before_exit_status == BEFORE_EXIT_DONE, "invalid state");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   427
      return;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   428
    case BEFORE_EXIT_DONE:
35914
aab83fe79386 8146616: VM exit path throws fatal error: Thread holding lock at safepoint that vm can block on: BeforeExit_lock
dholmes
parents: 35557
diff changeset
   429
      // need block to avoid SS compiler bug
aab83fe79386 8146616: VM exit path throws fatal error: Thread holding lock at safepoint that vm can block on: BeforeExit_lock
dholmes
parents: 35557
diff changeset
   430
      {
aab83fe79386 8146616: VM exit path throws fatal error: Thread holding lock at safepoint that vm can block on: BeforeExit_lock
dholmes
parents: 35557
diff changeset
   431
        return;
aab83fe79386 8146616: VM exit path throws fatal error: Thread holding lock at safepoint that vm can block on: BeforeExit_lock
dholmes
parents: 35557
diff changeset
   432
      }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   433
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   434
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   435
33160
c59f1676d27e 8136421: JEP 243: Java-Level JVM Compiler Interface
twisti
parents: 33063
diff changeset
   436
#if INCLUDE_JVMCI
35143
33daaea9d5c2 8145435: [JVMCI] some tests on Windows fail with: assert(!thread->is_Java_thread()) failed: must not be java thread
twisti
parents: 35061
diff changeset
   437
  // We are not using CATCH here because we want the exit to continue normally.
33daaea9d5c2 8145435: [JVMCI] some tests on Windows fail with: assert(!thread->is_Java_thread()) failed: must not be java thread
twisti
parents: 35061
diff changeset
   438
  Thread* THREAD = thread;
33daaea9d5c2 8145435: [JVMCI] some tests on Windows fail with: assert(!thread->is_Java_thread()) failed: must not be java thread
twisti
parents: 35061
diff changeset
   439
  JVMCIRuntime::shutdown(THREAD);
33daaea9d5c2 8145435: [JVMCI] some tests on Windows fail with: assert(!thread->is_Java_thread()) failed: must not be java thread
twisti
parents: 35061
diff changeset
   440
  if (HAS_PENDING_EXCEPTION) {
46553
7030aea81558 8181823: [AOT] jaotc doesn't work with Graal
kvn
parents: 46380
diff changeset
   441
    HandleMark hm(THREAD);
35143
33daaea9d5c2 8145435: [JVMCI] some tests on Windows fail with: assert(!thread->is_Java_thread()) failed: must not be java thread
twisti
parents: 35061
diff changeset
   442
    Handle exception(THREAD, PENDING_EXCEPTION);
33daaea9d5c2 8145435: [JVMCI] some tests on Windows fail with: assert(!thread->is_Java_thread()) failed: must not be java thread
twisti
parents: 35061
diff changeset
   443
    CLEAR_PENDING_EXCEPTION;
35557
029dcb9bfa8b 8146246: JVMCICompiler::abort_on_pending_exception: assert(!thread->owns_locks()) failed: must release all locks when leaving VM
twisti
parents: 35143
diff changeset
   444
    java_lang_Throwable::java_printStackTrace(exception, THREAD);
35143
33daaea9d5c2 8145435: [JVMCI] some tests on Windows fail with: assert(!thread->is_Java_thread()) failed: must not be java thread
twisti
parents: 35061
diff changeset
   445
  }
33160
c59f1676d27e 8136421: JEP 243: Java-Level JVM Compiler Interface
twisti
parents: 33063
diff changeset
   446
#endif
c59f1676d27e 8136421: JEP 243: Java-Level JVM Compiler Interface
twisti
parents: 33063
diff changeset
   447
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   448
  // Hang forever on exit if we're reporting an error.
46589
f1c04490ded1 8182848: Some functions misplaced in debug.hpp
coleenp
parents: 46560
diff changeset
   449
  if (ShowMessageBoxOnError && VMError::is_error_reported()) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   450
    os::infinite_sleep();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   451
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   452
39274
940f0e8e9ec2 8158033: Notify_tracing() misplaced for intended purpose
mgronlun
parents: 37248
diff changeset
   453
  EventThreadEnd event;
940f0e8e9ec2 8158033: Notify_tracing() misplaced for intended purpose
mgronlun
parents: 37248
diff changeset
   454
  if (event.should_commit()) {
940f0e8e9ec2 8158033: Notify_tracing() misplaced for intended purpose
mgronlun
parents: 37248
diff changeset
   455
    event.set_thread(THREAD_TRACE_ID(thread));
940f0e8e9ec2 8158033: Notify_tracing() misplaced for intended purpose
mgronlun
parents: 37248
diff changeset
   456
    event.commit();
940f0e8e9ec2 8158033: Notify_tracing() misplaced for intended purpose
mgronlun
parents: 37248
diff changeset
   457
  }
940f0e8e9ec2 8158033: Notify_tracing() misplaced for intended purpose
mgronlun
parents: 37248
diff changeset
   458
940f0e8e9ec2 8158033: Notify_tracing() misplaced for intended purpose
mgronlun
parents: 37248
diff changeset
   459
  TRACE_VM_EXIT();
940f0e8e9ec2 8158033: Notify_tracing() misplaced for intended purpose
mgronlun
parents: 37248
diff changeset
   460
29321
b7582a690cb9 8072439: fix for 8047720 may need more work
dcubed
parents: 29208
diff changeset
   461
  // Stop the WatcherThread. We do this before disenrolling various
b7582a690cb9 8072439: fix for 8047720 may need more work
dcubed
parents: 29208
diff changeset
   462
  // PeriodicTasks to reduce the likelihood of races.
b7582a690cb9 8072439: fix for 8047720 may need more work
dcubed
parents: 29208
diff changeset
   463
  if (PeriodicTask::num_tasks() > 0) {
6176
4d9030fe341f 6953477: Increase portability and flexibility of building Hotspot
bobv
parents: 5924
diff changeset
   464
    WatcherThread::stop();
29321
b7582a690cb9 8072439: fix for 8047720 may need more work
dcubed
parents: 29208
diff changeset
   465
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   466
489c9b5090e2 Initial load
duke
parents:
diff changeset
   467
  // shut down the StatSampler task
489c9b5090e2 Initial load
duke
parents:
diff changeset
   468
  StatSampler::disengage();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   469
  StatSampler::destroy();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   470
25070
ec13ac30b16d 8044796: G1: Enable G1CollectedHeap::stop()
pliden
parents: 24848
diff changeset
   471
  // Stop concurrent GC threads
ec13ac30b16d 8044796: G1: Enable G1CollectedHeap::stop()
pliden
parents: 24848
diff changeset
   472
  Universe::heap()->stop();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   473
489c9b5090e2 Initial load
duke
parents:
diff changeset
   474
  // Print GC/heap related information.
37242
91e5f98fff6f 8152632: Rename LogHandle(...) to Log(...)
stefank
parents: 36384
diff changeset
   475
  Log(gc, heap, exit) log;
35061
be6025ebffea 8145092: Use Unified Logging for the GC logging
brutisso
parents: 34657
diff changeset
   476
  if (log.is_info()) {
be6025ebffea 8145092: Use Unified Logging for the GC logging
brutisso
parents: 34657
diff changeset
   477
    ResourceMark rm;
46701
f559541c0daa 8181917: Refactor UL LogStreams to avoid using resource area
stuefe
parents: 46657
diff changeset
   478
    LogStream ls_info(log.info());
f559541c0daa 8181917: Refactor UL LogStreams to avoid using resource area
stuefe
parents: 46657
diff changeset
   479
    Universe::print_on(&ls_info);
35061
be6025ebffea 8145092: Use Unified Logging for the GC logging
brutisso
parents: 34657
diff changeset
   480
    if (log.is_trace()) {
46701
f559541c0daa 8181917: Refactor UL LogStreams to avoid using resource area
stuefe
parents: 46657
diff changeset
   481
      LogStream ls_trace(log.trace());
f559541c0daa 8181917: Refactor UL LogStreams to avoid using resource area
stuefe
parents: 46657
diff changeset
   482
      ClassLoaderDataGraph::dump_on(&ls_trace);
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13196
diff changeset
   483
    }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   484
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   485
489c9b5090e2 Initial load
duke
parents:
diff changeset
   486
  if (PrintBytecodeHistogram) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   487
    BytecodeHistogram::print();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   488
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   489
489c9b5090e2 Initial load
duke
parents:
diff changeset
   490
  if (JvmtiExport::should_post_thread_life()) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   491
    JvmtiExport::post_thread_end(thread);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   492
  }
11480
1bf714e8adb4 7115199: Add event tracing hooks and Java Flight Recorder infrastructure
phh
parents: 10739
diff changeset
   493
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   494
  // Always call even when there are not JVMTI environments yet, since environments
489c9b5090e2 Initial load
duke
parents:
diff changeset
   495
  // may be attached late and JVMTI must track phases of VM execution
489c9b5090e2 Initial load
duke
parents:
diff changeset
   496
  JvmtiExport::post_vm_death();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   497
  Threads::shutdown_vm_agents();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   498
489c9b5090e2 Initial load
duke
parents:
diff changeset
   499
  // Terminate the signal thread
489c9b5090e2 Initial load
duke
parents:
diff changeset
   500
  // Note: we don't wait until it actually dies.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   501
  os::terminate_signal_thread();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   502
489c9b5090e2 Initial load
duke
parents:
diff changeset
   503
  print_statistics();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   504
  Universe::heap()->print_tracing_info();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   505
489c9b5090e2 Initial load
duke
parents:
diff changeset
   506
  { MutexLocker ml(BeforeExit_lock);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   507
    _before_exit_status = BEFORE_EXIT_DONE;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   508
    BeforeExit_lock->notify_all();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   509
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   510
20053
a12bd7991794 8019835: Strings interned in different threads equal but does not ==
dcubed
parents: 18687
diff changeset
   511
  if (VerifyStringTableAtExit) {
a12bd7991794 8019835: Strings interned in different threads equal but does not ==
dcubed
parents: 18687
diff changeset
   512
    int fail_cnt = 0;
a12bd7991794 8019835: Strings interned in different threads equal but does not ==
dcubed
parents: 18687
diff changeset
   513
    {
a12bd7991794 8019835: Strings interned in different threads equal but does not ==
dcubed
parents: 18687
diff changeset
   514
      MutexLocker ml(StringTable_lock);
a12bd7991794 8019835: Strings interned in different threads equal but does not ==
dcubed
parents: 18687
diff changeset
   515
      fail_cnt = StringTable::verify_and_compare_entries();
a12bd7991794 8019835: Strings interned in different threads equal but does not ==
dcubed
parents: 18687
diff changeset
   516
    }
a12bd7991794 8019835: Strings interned in different threads equal but does not ==
dcubed
parents: 18687
diff changeset
   517
a12bd7991794 8019835: Strings interned in different threads equal but does not ==
dcubed
parents: 18687
diff changeset
   518
    if (fail_cnt != 0) {
a12bd7991794 8019835: Strings interned in different threads equal but does not ==
dcubed
parents: 18687
diff changeset
   519
      tty->print_cr("ERROR: fail_cnt=%d", fail_cnt);
a12bd7991794 8019835: Strings interned in different threads equal but does not ==
dcubed
parents: 18687
diff changeset
   520
      guarantee(fail_cnt == 0, "unexpected StringTable verification failures");
a12bd7991794 8019835: Strings interned in different threads equal but does not ==
dcubed
parents: 18687
diff changeset
   521
    }
a12bd7991794 8019835: Strings interned in different threads equal but does not ==
dcubed
parents: 18687
diff changeset
   522
  }
a12bd7991794 8019835: Strings interned in different threads equal but does not ==
dcubed
parents: 18687
diff changeset
   523
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   524
  #undef BEFORE_EXIT_NOT_RUN
489c9b5090e2 Initial load
duke
parents:
diff changeset
   525
  #undef BEFORE_EXIT_RUNNING
489c9b5090e2 Initial load
duke
parents:
diff changeset
   526
  #undef BEFORE_EXIT_DONE
489c9b5090e2 Initial load
duke
parents:
diff changeset
   527
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   528
489c9b5090e2 Initial load
duke
parents:
diff changeset
   529
void vm_exit(int code) {
34633
2a6c7c7b30a7 8132510: Replace ThreadLocalStorage with compiler/language-based thread-local variables
dholmes
parents: 34230
diff changeset
   530
  Thread* thread =
2a6c7c7b30a7 8132510: Replace ThreadLocalStorage with compiler/language-based thread-local variables
dholmes
parents: 34230
diff changeset
   531
      ThreadLocalStorage::is_initialized() ? Thread::current_or_null() : NULL;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   532
  if (thread == NULL) {
34633
2a6c7c7b30a7 8132510: Replace ThreadLocalStorage with compiler/language-based thread-local variables
dholmes
parents: 34230
diff changeset
   533
    // very early initialization failure -- just exit
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   534
    vm_direct_exit(code);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   535
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   536
489c9b5090e2 Initial load
duke
parents:
diff changeset
   537
  if (VMThread::vm_thread() != NULL) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   538
    // Fire off a VM_Exit operation to bring VM to a safepoint and exit
489c9b5090e2 Initial load
duke
parents:
diff changeset
   539
    VM_Exit op(code);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   540
    if (thread->is_Java_thread())
489c9b5090e2 Initial load
duke
parents:
diff changeset
   541
      ((JavaThread*)thread)->set_thread_state(_thread_in_vm);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   542
    VMThread::execute(&op);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   543
    // should never reach here; but in case something wrong with VM Thread.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   544
    vm_direct_exit(code);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   545
  } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   546
    // VM thread is gone, just exit
489c9b5090e2 Initial load
duke
parents:
diff changeset
   547
    vm_direct_exit(code);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   548
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   549
  ShouldNotReachHere();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   550
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   551
489c9b5090e2 Initial load
duke
parents:
diff changeset
   552
void notify_vm_shutdown() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   553
  // For now, just a dtrace probe.
10739
91935236600e 7098194: integrate macosx-port changes
dcubed
parents: 10565
diff changeset
   554
  HOTSPOT_VM_SHUTDOWN();
22520
b9e88eed82d7 8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents: 22210
diff changeset
   555
  HS_DTRACE_WORKAROUND_TAIL_CALL_BUG();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   556
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   557
489c9b5090e2 Initial load
duke
parents:
diff changeset
   558
void vm_direct_exit(int code) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   559
  notify_vm_shutdown();
8476
7e34c2d4cf9b 7022037: Pause when exiting if debugger is attached on windows
sla
parents: 8107
diff changeset
   560
  os::wait_for_keypress_at_exit();
26682
f339669ba825 8057744: (process) Synchronize exiting of threads and process [win]
igerasim
parents: 26295
diff changeset
   561
  os::exit(code);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   562
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   563
489c9b5090e2 Initial load
duke
parents:
diff changeset
   564
void vm_perform_shutdown_actions() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   565
  // Warning: do not call 'exit_globals()' here. All threads are still running.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   566
  // Calling 'exit_globals()' will disable thread-local-storage and cause all
489c9b5090e2 Initial load
duke
parents:
diff changeset
   567
  // kinds of assertions to trigger in debug mode.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   568
  if (is_init_completed()) {
34633
2a6c7c7b30a7 8132510: Replace ThreadLocalStorage with compiler/language-based thread-local variables
dholmes
parents: 34230
diff changeset
   569
    Thread* thread = Thread::current_or_null();
7720
8283870fc280 6583275: Hotspot crash in vm_perform_shutdown_actions due to uninitialized TLS during out of memory handling
coleenp
parents: 7397
diff changeset
   570
    if (thread != NULL && thread->is_Java_thread()) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   571
      // We are leaving the VM, set state to native (in case any OS exit
489c9b5090e2 Initial load
duke
parents:
diff changeset
   572
      // handlers call back to the VM)
489c9b5090e2 Initial load
duke
parents:
diff changeset
   573
      JavaThread* jt = (JavaThread*)thread;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   574
      // Must always be walkable or have no last_Java_frame when in
489c9b5090e2 Initial load
duke
parents:
diff changeset
   575
      // thread_in_native
489c9b5090e2 Initial load
duke
parents:
diff changeset
   576
      jt->frame_anchor()->make_walkable(jt);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   577
      jt->set_thread_state(_thread_in_native);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   578
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   579
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   580
  notify_vm_shutdown();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   581
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   582
489c9b5090e2 Initial load
duke
parents:
diff changeset
   583
void vm_shutdown()
489c9b5090e2 Initial load
duke
parents:
diff changeset
   584
{
489c9b5090e2 Initial load
duke
parents:
diff changeset
   585
  vm_perform_shutdown_actions();
8476
7e34c2d4cf9b 7022037: Pause when exiting if debugger is attached on windows
sla
parents: 8107
diff changeset
   586
  os::wait_for_keypress_at_exit();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   587
  os::shutdown();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   588
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   589
773
01daf7c809b1 6694099: Hotspot vm_exit_out_of_memory should dump core
poonam
parents: 234
diff changeset
   590
void vm_abort(bool dump_core) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   591
  vm_perform_shutdown_actions();
8476
7e34c2d4cf9b 7022037: Pause when exiting if debugger is attached on windows
sla
parents: 8107
diff changeset
   592
  os::wait_for_keypress_at_exit();
33600
922600753f71 8139801: Error message from validation check has wrong order on Windows
sangheki
parents: 33198
diff changeset
   593
922600753f71 8139801: Error message from validation check has wrong order on Windows
sangheki
parents: 33198
diff changeset
   594
  // Flush stdout and stderr before abort.
922600753f71 8139801: Error message from validation check has wrong order on Windows
sangheki
parents: 33198
diff changeset
   595
  fflush(stdout);
922600753f71 8139801: Error message from validation check has wrong order on Windows
sangheki
parents: 33198
diff changeset
   596
  fflush(stderr);
922600753f71 8139801: Error message from validation check has wrong order on Windows
sangheki
parents: 33198
diff changeset
   597
773
01daf7c809b1 6694099: Hotspot vm_exit_out_of_memory should dump core
poonam
parents: 234
diff changeset
   598
  os::abort(dump_core);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   599
  ShouldNotReachHere();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   600
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   601
489c9b5090e2 Initial load
duke
parents:
diff changeset
   602
void vm_notify_during_shutdown(const char* error, const char* message) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   603
  if (error != NULL) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   604
    tty->print_cr("Error occurred during initialization of VM");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   605
    tty->print("%s", error);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   606
    if (message != NULL) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   607
      tty->print_cr(": %s", message);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   608
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   609
    else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   610
      tty->cr();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   611
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   612
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   613
  if (ShowMessageBoxOnError && WizardMode) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   614
    fatal("Error occurred during initialization of VM");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   615
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   616
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   617
44326
6c59cca7ff07 8174823: Module system implementation refresh (3/2017)
alanb
parents: 42650
diff changeset
   618
void vm_exit_during_initialization() {
6c59cca7ff07 8174823: Module system implementation refresh (3/2017)
alanb
parents: 42650
diff changeset
   619
  vm_notify_during_shutdown(NULL, NULL);
6c59cca7ff07 8174823: Module system implementation refresh (3/2017)
alanb
parents: 42650
diff changeset
   620
6c59cca7ff07 8174823: Module system implementation refresh (3/2017)
alanb
parents: 42650
diff changeset
   621
  // Failure during initialization, we don't want to dump core
6c59cca7ff07 8174823: Module system implementation refresh (3/2017)
alanb
parents: 42650
diff changeset
   622
  vm_abort(false);
6c59cca7ff07 8174823: Module system implementation refresh (3/2017)
alanb
parents: 42650
diff changeset
   623
}
6c59cca7ff07 8174823: Module system implementation refresh (3/2017)
alanb
parents: 42650
diff changeset
   624
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   625
void vm_exit_during_initialization(Handle exception) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   626
  tty->print_cr("Error occurred during initialization of VM");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   627
  // If there are exceptions on this thread it must be cleared
489c9b5090e2 Initial load
duke
parents:
diff changeset
   628
  // first and here. Any future calls to EXCEPTION_MARK requires
489c9b5090e2 Initial load
duke
parents:
diff changeset
   629
  // that no pending exceptions exist.
34633
2a6c7c7b30a7 8132510: Replace ThreadLocalStorage with compiler/language-based thread-local variables
dholmes
parents: 34230
diff changeset
   630
  Thread *THREAD = Thread::current(); // can't be NULL
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   631
  if (HAS_PENDING_EXCEPTION) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   632
    CLEAR_PENDING_EXCEPTION;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   633
  }
35143
33daaea9d5c2 8145435: [JVMCI] some tests on Windows fail with: assert(!thread->is_Java_thread()) failed: must not be java thread
twisti
parents: 35061
diff changeset
   634
  java_lang_Throwable::print_stack_trace(exception, tty);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   635
  tty->cr();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   636
  vm_notify_during_shutdown(NULL, NULL);
773
01daf7c809b1 6694099: Hotspot vm_exit_out_of_memory should dump core
poonam
parents: 234
diff changeset
   637
01daf7c809b1 6694099: Hotspot vm_exit_out_of_memory should dump core
poonam
parents: 234
diff changeset
   638
  // Failure during initialization, we don't want to dump core
01daf7c809b1 6694099: Hotspot vm_exit_out_of_memory should dump core
poonam
parents: 234
diff changeset
   639
  vm_abort(false);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   640
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   641
8076
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7900
diff changeset
   642
void vm_exit_during_initialization(Symbol* ex, const char* message) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   643
  ResourceMark rm;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   644
  vm_notify_during_shutdown(ex->as_C_string(), message);
773
01daf7c809b1 6694099: Hotspot vm_exit_out_of_memory should dump core
poonam
parents: 234
diff changeset
   645
01daf7c809b1 6694099: Hotspot vm_exit_out_of_memory should dump core
poonam
parents: 234
diff changeset
   646
  // Failure during initialization, we don't want to dump core
01daf7c809b1 6694099: Hotspot vm_exit_out_of_memory should dump core
poonam
parents: 234
diff changeset
   647
  vm_abort(false);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   648
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   649
489c9b5090e2 Initial load
duke
parents:
diff changeset
   650
void vm_exit_during_initialization(const char* error, const char* message) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   651
  vm_notify_during_shutdown(error, message);
773
01daf7c809b1 6694099: Hotspot vm_exit_out_of_memory should dump core
poonam
parents: 234
diff changeset
   652
01daf7c809b1 6694099: Hotspot vm_exit_out_of_memory should dump core
poonam
parents: 234
diff changeset
   653
  // Failure during initialization, we don't want to dump core
01daf7c809b1 6694099: Hotspot vm_exit_out_of_memory should dump core
poonam
parents: 234
diff changeset
   654
  vm_abort(false);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   655
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   656
489c9b5090e2 Initial load
duke
parents:
diff changeset
   657
void vm_shutdown_during_initialization(const char* error, const char* message) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   658
  vm_notify_during_shutdown(error, message);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   659
  vm_shutdown();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   660
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   661
950
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   662
JDK_Version JDK_Version::_current;
13106
cecfb99d6cff 7176856: add the JRE name to the error log
twisti
parents: 11480
diff changeset
   663
const char* JDK_Version::_runtime_name;
14289
aec758622b4b 8002078: hs_err_pid file should report full JDK version string
sla
parents: 13861
diff changeset
   664
const char* JDK_Version::_runtime_version;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   665
489c9b5090e2 Initial load
duke
parents:
diff changeset
   666
void JDK_Version::initialize() {
950
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   667
  jdk_version_info info;
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   668
  assert(!_current.is_valid(), "Don't initialize twice");
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   669
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   670
  void *lib_handle = os::native_java_library();
950
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   671
  jdk_version_info_fn_t func = CAST_TO_FN_PTR(jdk_version_info_fn_t,
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   672
     os::dll_lookup(lib_handle, "JDK_GetVersionInfo0"));
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   673
33959
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   674
  assert(func != NULL, "Support for JDK 1.5 or older has been removed after JEP-223");
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   675
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   676
  (*func)(&info, sizeof(info));
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   677
33959
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   678
  int major = JDK_VERSION_MAJOR(info.jdk_version);
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   679
  int minor = JDK_VERSION_MINOR(info.jdk_version);
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   680
  int security = JDK_VERSION_SECURITY(info.jdk_version);
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   681
  int build = JDK_VERSION_BUILD(info.jdk_version);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   682
33959
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   683
  // Incompatible with pre-4243978 JDK.
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   684
  if (info.pending_list_uses_discovered_field == 0) {
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   685
    vm_exit_during_initialization(
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   686
      "Incompatible JDK is not using Reference.discovered field for pending list");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   687
  }
33959
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   688
  _current = JDK_Version(major, minor, security, info.patch_version, build,
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   689
                         info.thread_park_blocker == 1,
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   690
                         info.post_vm_init_hook_enabled == 1);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   691
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   692
489c9b5090e2 Initial load
duke
parents:
diff changeset
   693
void JDK_Version_init() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   694
  JDK_Version::initialize();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   695
}
950
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   696
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   697
static int64_t encode_jdk_version(const JDK_Version& v) {
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   698
  return
33959
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   699
    ((int64_t)v.major_version()          << (BitsPerByte * 4)) |
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   700
    ((int64_t)v.minor_version()          << (BitsPerByte * 3)) |
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   701
    ((int64_t)v.security_version()       << (BitsPerByte * 2)) |
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   702
    ((int64_t)v.patch_version()          << (BitsPerByte * 1)) |
950
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   703
    ((int64_t)v.build_number()           << (BitsPerByte * 0));
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   704
}
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   705
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   706
int JDK_Version::compare(const JDK_Version& other) const {
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   707
  assert(is_valid() && other.is_valid(), "Invalid version (uninitialized?)");
33959
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   708
  uint64_t e = encode_jdk_version(*this);
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   709
  uint64_t o = encode_jdk_version(other);
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   710
  return (e > o) ? 1 : ((e == o) ? 0 : -1);
950
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   711
}
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   712
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   713
void JDK_Version::to_string(char* buffer, size_t buflen) const {
27471
6e56277909f1 8062370: Various minor code improvements
goetz
parents: 27157
diff changeset
   714
  assert(buffer && buflen > 0, "call with useful buffer");
950
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   715
  size_t index = 0;
27471
6e56277909f1 8062370: Various minor code improvements
goetz
parents: 27157
diff changeset
   716
950
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   717
  if (!is_valid()) {
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   718
    jio_snprintf(buffer, buflen, "%s", "(uninitialized)");
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   719
  } else {
27471
6e56277909f1 8062370: Various minor code improvements
goetz
parents: 27157
diff changeset
   720
    int rc = jio_snprintf(
950
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   721
        &buffer[index], buflen - index, "%d.%d", _major, _minor);
27471
6e56277909f1 8062370: Various minor code improvements
goetz
parents: 27157
diff changeset
   722
    if (rc == -1) return;
6e56277909f1 8062370: Various minor code improvements
goetz
parents: 27157
diff changeset
   723
    index += rc;
33957
39113ae98993 8085822: JEP 223: New Version-String Scheme (initial integration)
ihse
parents: 30764
diff changeset
   724
    if (_security > 0) {
39113ae98993 8085822: JEP 223: New Version-String Scheme (initial integration)
ihse
parents: 30764
diff changeset
   725
      rc = jio_snprintf(&buffer[index], buflen - index, ".%d", _security);
46293
9a88f7fe04b5 8167423: Adding return value check and updating index variable
shshahma
parents: 46271
diff changeset
   726
      if (rc == -1) return;
9a88f7fe04b5 8167423: Adding return value check and updating index variable
shshahma
parents: 46271
diff changeset
   727
      index += rc;
950
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   728
    }
33959
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   729
    if (_patch > 0) {
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   730
      rc = jio_snprintf(&buffer[index], buflen - index, ".%d", _patch);
27471
6e56277909f1 8062370: Various minor code improvements
goetz
parents: 27157
diff changeset
   731
      if (rc == -1) return;
6e56277909f1 8062370: Various minor code improvements
goetz
parents: 27157
diff changeset
   732
      index += rc;
950
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   733
    }
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   734
    if (_build > 0) {
33959
36f534ca18c0 8087202: Add support for PATCH field and remove unused fields of new version string
amurillo
parents: 33957
diff changeset
   735
      rc = jio_snprintf(&buffer[index], buflen - index, "+%d", _build);
27471
6e56277909f1 8062370: Various minor code improvements
goetz
parents: 27157
diff changeset
   736
      if (rc == -1) return;
6e56277909f1 8062370: Various minor code improvements
goetz
parents: 27157
diff changeset
   737
      index += rc;
950
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   738
    }
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   739
  }
6112b627bb36 6721093: -XX:AppendRatio=N not supported
kamg
parents: 781
diff changeset
   740
}