Thu, 24 May 2018 18:41:44 +0800
Merge
aoqi@0 | 1 | /* |
poonam@8720 | 2 | * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | * |
aoqi@0 | 23 | */ |
aoqi@0 | 24 | |
aoqi@0 | 25 | #include "precompiled.hpp" |
aoqi@0 | 26 | #include "memory/allocation.inline.hpp" |
aoqi@0 | 27 | #include "runtime/mutexLocker.hpp" |
aoqi@0 | 28 | #include "runtime/osThread.hpp" |
aoqi@0 | 29 | #include "runtime/thread.inline.hpp" |
aoqi@0 | 30 | #include "runtime/threadCritical.hpp" |
aoqi@0 | 31 | #include "runtime/threadLocalStorage.hpp" |
aoqi@0 | 32 | #include "runtime/timer.hpp" |
aoqi@0 | 33 | #include "utilities/events.hpp" |
aoqi@0 | 34 | |
aoqi@0 | 35 | |
aoqi@0 | 36 | EventLog* Events::_logs = NULL; |
aoqi@0 | 37 | StringEventLog* Events::_messages = NULL; |
aoqi@0 | 38 | StringEventLog* Events::_exceptions = NULL; |
poonam@8720 | 39 | StringEventLog* Events::_redefinitions = NULL; |
aoqi@0 | 40 | StringEventLog* Events::_deopt_messages = NULL; |
aoqi@0 | 41 | |
aoqi@0 | 42 | EventLog::EventLog() { |
aoqi@0 | 43 | // This normally done during bootstrap when we're only single |
aoqi@0 | 44 | // threaded but use a ThreadCritical to ensure inclusion in case |
aoqi@0 | 45 | // some are created slightly late. |
aoqi@0 | 46 | ThreadCritical tc; |
aoqi@0 | 47 | _next = Events::_logs; |
aoqi@0 | 48 | Events::_logs = this; |
aoqi@0 | 49 | } |
aoqi@0 | 50 | |
aoqi@0 | 51 | // For each registered event logger, print out the current contents of |
aoqi@0 | 52 | // the buffer. This is normally called when the JVM is crashing. |
aoqi@0 | 53 | void Events::print_all(outputStream* out) { |
aoqi@0 | 54 | EventLog* log = _logs; |
aoqi@0 | 55 | while (log != NULL) { |
aoqi@0 | 56 | log->print_log_on(out); |
aoqi@0 | 57 | log = log->next(); |
aoqi@0 | 58 | } |
aoqi@0 | 59 | } |
aoqi@0 | 60 | |
aoqi@0 | 61 | void Events::print() { |
aoqi@0 | 62 | print_all(tty); |
aoqi@0 | 63 | } |
aoqi@0 | 64 | |
aoqi@0 | 65 | void Events::init() { |
aoqi@0 | 66 | if (LogEvents) { |
aoqi@0 | 67 | _messages = new StringEventLog("Events"); |
aoqi@0 | 68 | _exceptions = new StringEventLog("Internal exceptions"); |
poonam@8720 | 69 | _redefinitions = new StringEventLog("Classes redefined"); |
aoqi@0 | 70 | _deopt_messages = new StringEventLog("Deoptimization events"); |
aoqi@0 | 71 | } |
aoqi@0 | 72 | } |
aoqi@0 | 73 | |
aoqi@0 | 74 | void eventlog_init() { |
aoqi@0 | 75 | Events::init(); |
aoqi@0 | 76 | } |
aoqi@0 | 77 | |
aoqi@0 | 78 | /////////////////////////////////////////////////////////////////////////// |
aoqi@0 | 79 | // EventMark |
aoqi@0 | 80 | |
aoqi@0 | 81 | EventMark::EventMark(const char* format, ...) { |
aoqi@0 | 82 | if (LogEvents) { |
aoqi@0 | 83 | va_list ap; |
aoqi@0 | 84 | va_start(ap, format); |
aoqi@0 | 85 | // Save a copy of begin message and log it. |
aoqi@0 | 86 | _buffer.printv(format, ap); |
aoqi@0 | 87 | Events::log(NULL, "%s", _buffer.buffer()); |
aoqi@0 | 88 | va_end(ap); |
aoqi@0 | 89 | } |
aoqi@0 | 90 | } |
aoqi@0 | 91 | |
aoqi@0 | 92 | EventMark::~EventMark() { |
aoqi@0 | 93 | if (LogEvents) { |
aoqi@0 | 94 | // Append " done" to the begin message and log it |
aoqi@0 | 95 | _buffer.append(" done"); |
aoqi@0 | 96 | Events::log(NULL, "%s", _buffer.buffer()); |
aoqi@0 | 97 | } |
aoqi@0 | 98 | } |