From 0ab568698cf196f00e6e8d49db6e0a06fcfe56b8 Mon Sep 17 00:00:00 2001 From: Andrei Popescu Date: Mon, 1 Feb 2010 22:02:39 +0000 Subject: Implement V8 counter support --- WebKit/android/WebCoreSupport/V8Counters.cpp | 115 +++++++++++++++++++++++++++ WebKit/android/WebCoreSupport/V8Counters.h | 76 ++++++++++++++++++ 2 files changed, 191 insertions(+) create mode 100644 WebKit/android/WebCoreSupport/V8Counters.cpp create mode 100644 WebKit/android/WebCoreSupport/V8Counters.h (limited to 'WebKit/android/WebCoreSupport') diff --git a/WebKit/android/WebCoreSupport/V8Counters.cpp b/WebKit/android/WebCoreSupport/V8Counters.cpp new file mode 100644 index 0000000..c62efb9 --- /dev/null +++ b/WebKit/android/WebCoreSupport/V8Counters.cpp @@ -0,0 +1,115 @@ +/* + * Copyright 2010, 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 THE COPYRIGHT OWNER 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. + */ + +#if USE(V8) + +#ifdef ANROID_INSTRUMENT + +#define LOG_TAG "WebCore" + +#include "config.h" +#include "V8Counters.h" +#include "NotImplemented.h" + +#include +#include +#include + +namespace WebCore { + +V8Counters::Counter::Counter(bool isHistogram) + : m_count(0), m_sampleTotal(0), m_isHistogram(isHistogram) { } + +void V8Counters::Counter::addSample(int sample) +{ + m_count++; + m_sampleTotal += sample; +} + +HashMap V8Counters::m_counters; + +// static +int* V8Counters::counterForName(const char* name) +{ + Counter* counter = m_counters.get(name); + if (!counter) { + counter = new Counter(false); + m_counters.add(name, counter); + } + return *counter; +} + +// static +void* V8Counters::createHistogram(const char* name, int min, int max, + size_t buckets) +{ + Counter* counter = new Counter(true); + m_counters.add(name, counter); + return counter; +} + +// static +void V8Counters::addHistogramSample(void* histogram, int sample) +{ + Counter* counter = reinterpret_cast(histogram); + counter->addSample(sample); +} + +// static +void V8Counters::initCounters() +{ + static bool isInitialized = false; + if (!isInitialized) { + v8::V8::SetCounterFunction(counterForName); + v8::V8::SetCreateHistogramFunction(createHistogram); + v8::V8::SetAddHistogramSampleFunction(addHistogramSample); + isInitialized = true; + } +} + +// static +void V8Counters::dumpCounters() +{ + LOGD("+----------------------------------------+-------------+\n"); + LOGD("| Name | Value |\n"); + LOGD("+----------------------------------------+-------------+\n"); + typedef HashMap::iterator CounterIterator; + for (CounterIterator iter = m_counters.begin(); iter != m_counters.end(); ++iter) { + Counter* counter = iter->second; + if (counter->isHistogram()) { + LOGD("| c:%-36s | %11i |\n", iter->first.latin1().data(), counter->count()); + LOGD("| t:%-36s | %11i |\n", iter->first.latin1().data(), counter->sampleTotal()); + } else { + LOGD("| %-38s | %11i |\n", iter->first.latin1().data(), counter->count()); + } + } + LOGD("+----------------------------------------+-------------+\n"); +} + +} + +#endif // ANDROID_INSTRUMENT + +#endif // USE(V8) diff --git a/WebKit/android/WebCoreSupport/V8Counters.h b/WebKit/android/WebCoreSupport/V8Counters.h new file mode 100644 index 0000000..dcce068 --- /dev/null +++ b/WebKit/android/WebCoreSupport/V8Counters.h @@ -0,0 +1,76 @@ +/* + * Copyright 2010, 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 THE COPYRIGHT OWNER 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 V8Counters_h +#define V8Counters_h + +#if USE(V8) + +#ifdef ANDROID_INSTRUMENT + +#include +#include + +namespace WebCore { + +class V8Counters { +public: + // Counter callbacks, see v8.h + static int* counterForName(const char* name); + + static void* createHistogram(const char* name, + int min, + int max, + size_t buckets); + + static void addHistogramSample(void* histogram, int sample); + + static void initCounters(); + static void dumpCounters(); +private: + class Counter { + public: + Counter(bool isHistogram); + + int count() { return m_count; } + int sampleTotal() { return m_sampleTotal; } + bool isHistogram() { return m_isHistogram; } + void addSample(int32_t sample); + + operator int*() { return &m_count; } + private: + int m_count; + int m_sampleTotal; + bool m_isHistogram; + }; + + static HashMap m_counters; +}; + +} + +#endif // ANDROID_INSTRUMENT +#endif // USE(V8) +#endif // V8Counters_h -- cgit v1.1