6e0ea9d21c
Used compiled-based TLS when available. Additional contributions by Thomas Stufe (AIX) and Andrew Haley (Aarch64) Reviewed-by: stuefe, bdelsart, dcubed
99 lines
3.0 KiB
C++
99 lines
3.0 KiB
C++
/*
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* Copyright (c) 1997, 2015, 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 "memory/allocation.inline.hpp"
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#include "runtime/mutexLocker.hpp"
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#include "runtime/os.inline.hpp"
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#include "runtime/osThread.hpp"
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#include "runtime/thread.inline.hpp"
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#include "runtime/threadCritical.hpp"
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#include "runtime/timer.hpp"
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#include "utilities/events.hpp"
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EventLog* Events::_logs = NULL;
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StringEventLog* Events::_messages = NULL;
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StringEventLog* Events::_exceptions = NULL;
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StringEventLog* Events::_redefinitions = NULL;
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StringEventLog* Events::_deopt_messages = NULL;
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EventLog::EventLog() {
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// This normally done during bootstrap when we're only single
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// threaded but use a ThreadCritical to ensure inclusion in case
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// some are created slightly late.
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ThreadCritical tc;
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_next = Events::_logs;
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Events::_logs = this;
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}
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// For each registered event logger, print out the current contents of
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// the buffer. This is normally called when the JVM is crashing.
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void Events::print_all(outputStream* out) {
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EventLog* log = _logs;
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while (log != NULL) {
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log->print_log_on(out);
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log = log->next();
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}
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}
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void Events::print() {
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print_all(tty);
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}
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void Events::init() {
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if (LogEvents) {
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_messages = new StringEventLog("Events");
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_exceptions = new StringEventLog("Internal exceptions");
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_redefinitions = new StringEventLog("Classes redefined");
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_deopt_messages = new StringEventLog("Deoptimization events");
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}
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}
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void eventlog_init() {
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Events::init();
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}
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///////////////////////////////////////////////////////////////////////////
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// EventMark
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EventMark::EventMark(const char* format, ...) {
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if (LogEvents) {
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va_list ap;
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va_start(ap, format);
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// Save a copy of begin message and log it.
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_buffer.printv(format, ap);
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Events::log(NULL, "%s", _buffer.buffer());
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va_end(ap);
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}
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}
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EventMark::~EventMark() {
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if (LogEvents) {
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// Append " done" to the begin message and log it
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_buffer.append(" done");
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Events::log(NULL, "%s", _buffer.buffer());
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}
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}
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