| /* |
| * Copyright (C) 2003, 2004, 2005, 2006, 2007 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "JavaScriptStatistics.h" |
| |
| #include <JavaScriptCore/HashCountedSet.h> |
| #include <JavaScriptCore/JSLock.h> |
| #include <JavaScriptCore/collector.h> |
| #include <JavaScriptCore/interpreter.h> |
| #include <pthread.h> |
| |
| namespace WebCore { |
| |
| using KJS::Collector; |
| using KJS::Interpreter; |
| using KJS::JSLock; |
| |
| static void* collect(void*) |
| { |
| JSLock lock; |
| Collector::collect(); |
| return 0; |
| } |
| |
| size_t JavaScriptStatistics::objectCount() |
| { |
| JSLock lock; |
| return Collector::size(); |
| } |
| |
| size_t JavaScriptStatistics::interpreterCount() |
| { |
| JSLock lock; |
| return Collector::numInterpreters(); |
| } |
| |
| size_t JavaScriptStatistics::protectedObjectCount() |
| { |
| JSLock lock; |
| return Collector::numProtectedObjects(); |
| } |
| |
| HashCountedSet<const char*>* JavaScriptStatistics::rootObjectTypeCounts() |
| { |
| JSLock lock; |
| |
| return Collector::rootObjectTypeCounts(); |
| } |
| |
| void JavaScriptStatistics::garbageCollect() |
| { |
| collect(0); |
| } |
| |
| void JavaScriptStatistics::garbageCollectOnAlternateThread(bool waitUntilDone) |
| { |
| pthread_t thread; |
| pthread_create(&thread, NULL, collect, NULL); |
| |
| if (waitUntilDone) { |
| JSLock::DropAllLocks dropLocks; // Otherwise our lock would deadlock the collect thread we're joining |
| pthread_join(thread, NULL); |
| } |
| } |
| |
| bool JavaScriptStatistics::shouldPrintExceptions() |
| { |
| JSLock lock; |
| return Interpreter::shouldPrintExceptions(); |
| } |
| |
| void JavaScriptStatistics::setShouldPrintExceptions(bool print) |
| { |
| JSLock lock; |
| Interpreter::setShouldPrintExceptions(print); |
| } |
| |
| } // namespace WebCore |