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Diffstat (limited to 'WebKit/android/TimeCounter.h')
-rw-r--r-- | WebKit/android/TimeCounter.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/WebKit/android/TimeCounter.h b/WebKit/android/TimeCounter.h new file mode 100644 index 0000000..d1b2dff --- /dev/null +++ b/WebKit/android/TimeCounter.h @@ -0,0 +1,98 @@ +/* + * Copyright 2009, The Android Open Source Project + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * 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 THE COPYRIGHT HOLDERS ``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. + */ + +#ifndef TIME_COUNTER_H +#define TIME_COUNTER_H + +#ifdef ANDROID_INSTRUMENT + +#include "SystemTime.h" + +namespace WebCore { + +class KURL; + +} + +namespace android { + +class TimeCounter { +public: + enum Type { + // function base counters + CSSTimeCounter, + JavaScriptTimeCounter, + CalculateStyleTimeCounter, + JavaCallbackTimeCounter, + ParsingTimeCounter, + LayoutTimeCounter, + // file base counters + NativeCallbackTimeCounter, // WebCoreFrameBridge.cpp + ResourceTimeCounter, // WebCoreResourceLoader.cpp + SharedTimerTimeCounter, // JavaBridge.cpp + WebViewCoreBuildNavTimeCounter, + WebViewCoreRecordTimeCounter, + WebViewCoreTimeCounter, // WebViewCore.cpp + WebViewUIDrawTimeCounter, + TotalTimeCounterCount + }; + + static void record(enum Type type, const char* functionName); + static void recordNoCounter(enum Type type, const char* functionName); + static void report(const WebCore::KURL& , int live, int dead); + static void reportNow(); + static void reset(); + static void start(enum Type type); +private: + static uint32_t sStartWebCoreThreadTime; + static uint32_t sEndWebCoreThreadTime; + static bool sRecordWebCoreTime; + static uint32_t sTotalTimeUsed[TotalTimeCounterCount]; + static uint32_t sLastTimeUsed[TotalTimeCounterCount]; + static uint32_t sCounter[TotalTimeCounterCount]; + static uint32_t sLastCounter[TotalTimeCounterCount]; + static uint32_t sStartTime[TotalTimeCounterCount]; + friend class TimeCounterAuto; +}; + +class TimeCounterAuto { +public: + TimeCounterAuto(TimeCounter::Type type) : + m_type(type), m_startTime(WebCore::get_thread_msec()) {} + ~TimeCounterAuto() { + uint32_t time = WebCore::get_thread_msec(); + TimeCounter::sEndWebCoreThreadTime = time; + TimeCounter::sTotalTimeUsed[m_type] += time - m_startTime; + TimeCounter::sCounter[m_type]++; + } +private: + TimeCounter::Type m_type; + uint32_t m_startTime; +}; + +} +#endif + +#endif |