/*******************************************************************************
 * Copyright IBM Corp. and others 2000
 *
 * This program and the accompanying materials are made available under
 * the terms of the Eclipse Public License 2.0 which accompanies this
 * distribution and is available at https://www.eclipse.org/legal/epl-2.0/
 * or the Apache License, Version 2.0 which accompanies this distribution
 * and is available at https://www.apache.org/licenses/LICENSE-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License, v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception [1] and GNU General Public
 * License, version 2 with the OpenJDK Assembly Exception [2].
 *
 * [1] https://www.gnu.org/software/classpath/license.html
 * [2] https://openjdk.org/legal/assembly-exception.html
 *
 * SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 OR GPL-2.0-only WITH Classpath-exception-2.0 OR GPL-2.0-only WITH OpenJDK-assembly-exception-1.0
 *******************************************************************************/

#include "il/NodeUtils.hpp"

#include "il/Node.hpp"
#include "il/Node_inlines.hpp"
#include "infra/Assert.hpp"

void GlobalRegisterInfo::freeNodeExtension(TR::Node *owner) { owner->freeExtensionIfExists(); }

void ChildUnionMembers::CaseInfo::freeNodeExtension(TR::Node *owner) { owner->freeExtensionIfExists(); }

void ChildUnionMembers::MonitorInfo::freeNodeExtension(TR::Node *owner) { owner->freeExtensionIfExists(); }

TR::Node *TR_ParentOfChildNode::getParent() { return _parent; }

void TR_ParentOfChildNode::setParent(TR::Node *parent) { _parent = parent; }

int32_t TR_ParentOfChildNode::getChildNumber() { return _childNumber; }

void TR_ParentOfChildNode::setParentAndChildNumber(TR::Node *parent, int32_t childNumber)
{
    _parent = parent;
    _childNumber = childNumber;
}

void TR_ParentOfChildNode::setChild(TR::Node *newChild)
{
    TR_ASSERT(!isNull(), "tried to update a NULL ParentOfChildNode");

    TR::Node *oldChild = _parent->getChild(_childNumber);
    _parent->setChild(_childNumber, newChild);
    oldChild->decReferenceCount();
    newChild->incReferenceCount();
}

TR::Node *TR_ParentOfChildNode::getChild() { return _parent->getChild(_childNumber); }

bool TR_ParentOfChildNode::isNull() { return (_parent == NULL); }
