Source/JavaScriptCore/b3/B3PhiChildren.cpp

/*
 * Copyright (C) 2015 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
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#include "config.h"
#include "B3PhiChildren.h"

#if ENABLE(B3_JIT)

#include "B3ValueInlines.h"

namespace JSC { namespace B3 {

PhiChildren::PhiChildren(Procedure& proc)
    : m_upsilons(proc.values().size())
{
    for (Value* value : proc.values()) {
        if (UpsilonValue* upsilon = value->as<UpsilonValue>()) {
            Value* phi = upsilon->phi();
            Vector<UpsilonValue*>& vector = m_upsilons[phi];
            if (vector.isEmpty())
                m_phis.append(phi);
            vector.append(upsilon);
        }
    }
}

PhiChildren::~PhiChildren()
{
}

} } // namespace JSC::B3

#endif // ENABLE(B3_JIT)