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-rw-r--r--JavaScriptCore/runtime/SmallStrings.h78
1 files changed, 0 insertions, 78 deletions
diff --git a/JavaScriptCore/runtime/SmallStrings.h b/JavaScriptCore/runtime/SmallStrings.h
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--- a/JavaScriptCore/runtime/SmallStrings.h
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-/*
- * Copyright (C) 2008, 2009 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 SmallStrings_h
-#define SmallStrings_h
-
-#include "UString.h"
-#include <wtf/FixedArray.h>
-#include <wtf/OwnPtr.h>
-
-namespace JSC {
-
- class JSGlobalData;
- class JSString;
- class MarkStack;
- class SmallStringsStorage;
-
- class SmallStrings : public Noncopyable {
- public:
- SmallStrings();
- ~SmallStrings();
-
- JSString* emptyString(JSGlobalData* globalData)
- {
- if (!m_emptyString)
- createEmptyString(globalData);
- return m_emptyString;
- }
- JSString* singleCharacterString(JSGlobalData* globalData, unsigned char character)
- {
- if (!m_singleCharacterStrings[character])
- createSingleCharacterString(globalData, character);
- return m_singleCharacterStrings[character];
- }
-
- StringImpl* singleCharacterStringRep(unsigned char character);
-
- void markChildren(MarkStack&);
- void clear();
-
- unsigned count() const;
-#if ENABLE(JIT)
- JSString** singleCharacterStrings() { return m_singleCharacterStrings.data(); }
-#endif
- private:
- void createEmptyString(JSGlobalData*);
- void createSingleCharacterString(JSGlobalData*, unsigned char);
-
- JSString* m_emptyString;
- FixedArray<JSString*, 0x100> m_singleCharacterStrings;
- OwnPtr<SmallStringsStorage> m_storage;
- };
-
-} // namespace JSC
-
-#endif // SmallStrings_h