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Diffstat (limited to 'Source/JavaScriptCore/bytecode/ArrayAllocationProfile.h')
-rw-r--r-- | Source/JavaScriptCore/bytecode/ArrayAllocationProfile.h | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/Source/JavaScriptCore/bytecode/ArrayAllocationProfile.h b/Source/JavaScriptCore/bytecode/ArrayAllocationProfile.h deleted file mode 100644 index a1647fad4..000000000 --- a/Source/JavaScriptCore/bytecode/ArrayAllocationProfile.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - * Copyright (C) 2012 Apple Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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 APPLE INC. ``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 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 ArrayAllocationProfile_h -#define ArrayAllocationProfile_h - -#include "IndexingType.h" -#include "JSArray.h" - -namespace JSC { - -class ArrayAllocationProfile { -public: - ArrayAllocationProfile() - : m_currentIndexingType(ArrayWithUndecided) - , m_lastArray(0) - { - } - - IndexingType selectIndexingType() - { - if (m_lastArray && UNLIKELY(m_lastArray->structure()->indexingType() != m_currentIndexingType)) - updateIndexingType(); - return m_currentIndexingType; - } - - JSArray* updateLastAllocation(JSArray* lastArray) - { - m_lastArray = lastArray; - return lastArray; - } - - JS_EXPORT_PRIVATE void updateIndexingType(); - - static IndexingType selectIndexingTypeFor(ArrayAllocationProfile* profile) - { - if (!profile) - return ArrayWithUndecided; - return profile->selectIndexingType(); - } - - static JSArray* updateLastAllocationFor(ArrayAllocationProfile* profile, JSArray* lastArray) - { - if (profile) - profile->updateLastAllocation(lastArray); - return lastArray; - } - -private: - - IndexingType m_currentIndexingType; - JSArray* m_lastArray; -}; - -} // namespace JSC - -#endif // ArrayAllocationProfile_h - |