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authorLorry Tar Creator <lorry-tar-importer@lorry>2016-04-10 09:28:39 +0000
committerLorry Tar Creator <lorry-tar-importer@lorry>2016-04-10 09:28:39 +0000
commit32761a6cee1d0dee366b885b7b9c777e67885688 (patch)
treed6bec92bebfb216f4126356e55518842c2f476a1 /Source/JavaScriptCore/dfg/DFGBlockSet.h
parenta4e969f4965059196ca948db781e52f7cfebf19e (diff)
downloadWebKitGtk-tarball-32761a6cee1d0dee366b885b7b9c777e67885688.tar.gz
webkitgtk-2.4.11webkitgtk-2.4.11
Diffstat (limited to 'Source/JavaScriptCore/dfg/DFGBlockSet.h')
-rw-r--r--Source/JavaScriptCore/dfg/DFGBlockSet.h151
1 files changed, 0 insertions, 151 deletions
diff --git a/Source/JavaScriptCore/dfg/DFGBlockSet.h b/Source/JavaScriptCore/dfg/DFGBlockSet.h
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--- a/Source/JavaScriptCore/dfg/DFGBlockSet.h
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@@ -1,151 +0,0 @@
-/*
- * Copyright (C) 2014 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 DFGBlockSet_h
-#define DFGBlockSet_h
-
-#if ENABLE(DFG_JIT)
-
-#include "DFGBasicBlock.h"
-
-namespace JSC { namespace DFG {
-
-class Graph;
-
-class BlockSet {
-public:
- BlockSet() { }
-
- // Return true if the block was added, false if it was already present.
- bool add(BasicBlock* block)
- {
- return !m_set.set(block->index);
- }
-
- bool contains(BasicBlock* block) const
- {
- if (!block)
- return false;
- return m_set.get(block->index);
- }
-
- class iterator {
- public:
- iterator()
- : m_graph(nullptr)
- , m_set(nullptr)
- , m_index(0)
- {
- }
-
- iterator& operator++()
- {
- m_index = m_set->m_set.findBit(m_index + 1, true);
- return *this;
- }
-
- BasicBlock* operator*() const;
-
- bool operator==(const iterator& other) const
- {
- return m_index == other.m_index;
- }
-
- bool operator!=(const iterator& other) const
- {
- return !(*this == other);
- }
-
- private:
- friend class BlockSet;
-
- Graph* m_graph;
- const BlockSet* m_set;
- size_t m_index;
- };
-
- class Iterable {
- public:
- Iterable(Graph& graph, const BlockSet& set)
- : m_graph(graph)
- , m_set(set)
- {
- }
-
- iterator begin() const
- {
- iterator result;
- result.m_graph = &m_graph;
- result.m_set = &m_set;
- result.m_index = m_set.m_set.findBit(0, true);
- return result;
- }
-
- iterator end() const
- {
- iterator result;
- result.m_graph = &m_graph;
- result.m_set = &m_set;
- result.m_index = m_set.m_set.size();
- return result;
- }
-
- private:
- Graph& m_graph;
- const BlockSet& m_set;
- };
-
- Iterable iterable(Graph& graph) const
- {
- return Iterable(graph, *this);
- }
-
- void dump(PrintStream&) const;
-
-private:
- BitVector m_set;
-};
-
-class BlockAdder {
-public:
- BlockAdder(BlockSet& set)
- : m_set(set)
- {
- }
-
- bool operator()(BasicBlock* block) const
- {
- return m_set.add(block);
- }
-private:
- BlockSet& m_set;
-};
-
-} } // namespace JSC::DFG
-
-#endif // ENABLE(DFG_JIT)
-
-#endif // DFGBlockSet_h
-