/* * Copyright (C) 2011-2017 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. */ #pragma once #if ENABLE(DFG_JIT) #include "DFGCFG.h" #include "DFGGraph.h" #include <wtf/Dominators.h> #include <wtf/FastMalloc.h> #include <wtf/Noncopyable.h> namespace JSC { namespace DFG { template <typename CFGKind> class Dominators : public WTF::Dominators<CFGKind> { WTF_MAKE_NONCOPYABLE(Dominators); WTF_MAKE_FAST_ALLOCATED; public: Dominators(Graph& graph) : WTF::Dominators<CFGKind>(selectCFG<CFGKind>(graph)) { } }; using SSADominators = Dominators<SSACFG>; using CPSDominators = Dominators<CPSCFG>; template <typename T, typename = typename std::enable_if<std::is_same<T, CPSCFG>::value>::type> CPSDominators& ensureDominatorsForCFG(Graph& graph) { return graph.ensureCPSDominators(); } template <typename T, typename = typename std::enable_if<std::is_same<T, SSACFG>::value>::type> SSADominators& ensureDominatorsForCFG(Graph& graph) { return graph.ensureSSADominators(); } } } // namespace JSC::DFG #endif // ENABLE(DFG_JIT)