110 lines
3.7 KiB
C++
110 lines
3.7 KiB
C++
/*
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* Copyright (C) 2015-2018 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "CompilerTimingScope.h"
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#include "Options.h"
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#include <wtf/DataLog.h>
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#include <wtf/Lock.h>
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#include <wtf/Vector.h>
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#include <wtf/text/WTFString.h>
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namespace JSC {
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namespace {
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class CompilerTimingScopeState {
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WTF_MAKE_NONCOPYABLE(CompilerTimingScopeState);
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WTF_MAKE_FAST_ALLOCATED;
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public:
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CompilerTimingScopeState() { }
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Seconds addToTotal(const char* compilerName, const char* name, Seconds duration)
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{
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Locker locker { lock };
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for (auto& tuple : totals) {
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if (String(std::get<0>(tuple)) == String(compilerName) && String(std::get<1>(tuple)) == String(name)) {
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std::get<2>(tuple) += duration;
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std::get<3>(tuple) = std::max(std::get<3>(tuple), duration);
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return std::get<2>(tuple);
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}
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}
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totals.append({ compilerName, name, duration, duration });
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return duration;
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}
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void logTotals()
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{
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for (auto& tuple : totals) {
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dataLogLn(
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"[", std::get<0>(tuple), "] ", std::get<1>(tuple), " total ms: ", std::get<2>(tuple).milliseconds(), " max ms: ", std::get<3>(tuple).milliseconds());
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}
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}
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private:
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Vector<std::tuple<const char*, const char*, Seconds, Seconds>> totals;
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Lock lock;
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};
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CompilerTimingScopeState& compilerTimingScopeState()
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{
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static Atomic<CompilerTimingScopeState*> s_state;
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return ensurePointer(s_state, [] { return new CompilerTimingScopeState(); });
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}
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} // anonymous namespace
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CompilerTimingScope::CompilerTimingScope(const char* compilerName, const char* name)
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: m_compilerName(compilerName)
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, m_name(name)
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{
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if (UNLIKELY(Options::logPhaseTimes() || Options::reportTotalPhaseTimes()))
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m_before = MonotonicTime::now();
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}
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CompilerTimingScope::~CompilerTimingScope()
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{
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if (UNLIKELY(Options::logPhaseTimes() || Options::reportTotalPhaseTimes())) {
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Seconds duration = MonotonicTime::now() - m_before;
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auto total = compilerTimingScopeState().addToTotal(m_compilerName, m_name, duration);
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if (Options::logPhaseTimes()) {
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dataLog(
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"[", m_compilerName, "] ", m_name, " took: ", duration.milliseconds(), " ms ",
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"(total: ", total.milliseconds(),
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" ms).\n");
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}
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}
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}
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void logTotalPhaseTimes()
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{
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compilerTimingScopeState().logTotals();
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}
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} // namespace JSC
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