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/*
* 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 "hardware_legacy/qemu_tracing.h"
#include <wtf/CurrentTime.h>
namespace WebCore {
class KURL;
}
namespace android {
class TimeCounter {
public:
enum Type {
// function base counters
CSSParseTimeCounter,
JavaScriptTimeCounter,
JavaScriptInitTimeCounter,
JavaScriptParseTimeCounter,
JavaScriptExecuteTimeCounter,
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, size_t arenaSize);
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(WTF::get_thread_msec()) {}
~TimeCounterAuto() {
uint32_t time = WTF::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;
};
class QemuTracerAuto {
public:
QemuTracerAuto() {
if (!reentry_count)
qemu_start_tracing();
reentry_count++;
}
~QemuTracerAuto() {
reentry_count--;
if (!reentry_count)
qemu_stop_tracing();
}
private:
static int reentry_count;
};
}
#endif
#endif