63 lines
2.4 KiB
C++
63 lines
2.4 KiB
C++
/*
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* Copyright (C) 2014 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 "TypeLocationCache.h"
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#include "ControlFlowProfiler.h"
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#include "TypeProfiler.h"
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#include "VM.h"
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namespace JSC {
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std::pair<TypeLocation*, bool> TypeLocationCache::getTypeLocation(GlobalVariableID globalVariableID, intptr_t sourceID, unsigned start, unsigned end, RefPtr<TypeSet>&& globalTypeSet, VM* vm)
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{
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LocationKey key;
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key.m_globalVariableID = globalVariableID;
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key.m_sourceID = sourceID;
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key.m_start = start;
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key.m_end = end;
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bool isNewLocation = false;
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if (m_locationMap.find(key) == m_locationMap.end()) {
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ASSERT(vm->typeProfiler());
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TypeLocation* location = vm->typeProfiler()->nextTypeLocation();
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location->m_globalVariableID = globalVariableID;
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location->m_sourceID = sourceID;
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location->m_divotStart = start;
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location->m_divotEnd = end;
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location->m_globalTypeSet = WTFMove(globalTypeSet);
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m_locationMap[key] = location;
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isNewLocation = true;
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}
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TypeLocation* location = m_locationMap.find(key)->second;
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return std::pair<TypeLocation*, bool>(location, isNewLocation);
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}
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} // namespace JSC
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