diff options
author | Lorry Tar Creator <lorry-tar-importer@lorry> | 2017-06-27 06:07:23 +0000 |
---|---|---|
committer | Lorry Tar Creator <lorry-tar-importer@lorry> | 2017-06-27 06:07:23 +0000 |
commit | 1bf1084f2b10c3b47fd1a588d85d21ed0eb41d0c (patch) | |
tree | 46dcd36c86e7fbc6e5df36deb463b33e9967a6f7 /Source/JavaScriptCore/dfg/DFGDesiredWriteBarriers.h | |
parent | 32761a6cee1d0dee366b885b7b9c777e67885688 (diff) | |
download | WebKitGtk-tarball-master.tar.gz |
webkitgtk-2.16.5HEADwebkitgtk-2.16.5master
Diffstat (limited to 'Source/JavaScriptCore/dfg/DFGDesiredWriteBarriers.h')
-rw-r--r-- | Source/JavaScriptCore/dfg/DFGDesiredWriteBarriers.h | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/Source/JavaScriptCore/dfg/DFGDesiredWriteBarriers.h b/Source/JavaScriptCore/dfg/DFGDesiredWriteBarriers.h deleted file mode 100644 index cbbb2cb5e..000000000 --- a/Source/JavaScriptCore/dfg/DFGDesiredWriteBarriers.h +++ /dev/null @@ -1,102 +0,0 @@ -/* - * Copyright (C) 2013 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. AND ITS CONTRIBUTORS ``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 ITS 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 DFGDesiredWriteBarriers_h -#define DFGDesiredWriteBarriers_h - -#include "WriteBarrier.h" -#include <wtf/Vector.h> - -#if ENABLE(DFG_JIT) - -namespace JSC { - -class JSFunction; -class ScriptExecutable; -class VM; -struct InlineCallFrame; - -namespace DFG { - -class DesiredWriteBarrier { -public: - enum Type { - ConstantType, - InlineCallFrameExecutableType, - }; - DesiredWriteBarrier(Type, CodeBlock*, unsigned index, JSCell* owner); - DesiredWriteBarrier(Type, CodeBlock*, InlineCallFrame*, JSCell* owner); - - void trigger(VM&); - -private: - JSCell* m_owner; - Type m_type; - CodeBlock* m_codeBlock; - union { - unsigned index; - InlineCallFrame* inlineCallFrame; - } m_which; -}; - -class DesiredWriteBarriers { -public: - DesiredWriteBarriers(); - ~DesiredWriteBarriers(); - - DesiredWriteBarrier& add(DesiredWriteBarrier::Type type, CodeBlock* codeBlock, unsigned index, JSCell* owner) - { - m_barriers.append(DesiredWriteBarrier(type, codeBlock, index, owner)); - return m_barriers.last(); - } - DesiredWriteBarrier& add(DesiredWriteBarrier::Type type, CodeBlock* codeBlock, InlineCallFrame* inlineCallFrame, JSCell* owner) - { - m_barriers.append(DesiredWriteBarrier(type, codeBlock, inlineCallFrame, owner)); - return m_barriers.last(); - } - - void trigger(VM&); - -private: - Vector<DesiredWriteBarrier> m_barriers; -}; - -inline void initializeLazyWriteBarrierForInlineCallFrameExecutable(DesiredWriteBarriers& barriers, WriteBarrier<ScriptExecutable>& barrier, CodeBlock* codeBlock, InlineCallFrame* inlineCallFrame, JSCell* owner, ScriptExecutable* value) -{ - DesiredWriteBarrier& desiredBarrier = barriers.add(DesiredWriteBarrier::InlineCallFrameExecutableType, codeBlock, inlineCallFrame, owner); - barrier = WriteBarrier<ScriptExecutable>(desiredBarrier, value); -} - -inline void initializeLazyWriteBarrierForConstant(DesiredWriteBarriers& barriers, WriteBarrier<Unknown>& barrier, CodeBlock* codeBlock, unsigned index, JSCell* owner, JSValue value) -{ - DesiredWriteBarrier& desiredBarrier = barriers.add(DesiredWriteBarrier::ConstantType, codeBlock, index, owner); - barrier = WriteBarrier<Unknown>(desiredBarrier, value); -} - -} } // namespace JSC::DFG - -#endif // ENABLE(DFG_JIT) - -#endif // DFGDesiredWriteBarriers_h |