| /******************************************************************************* |
| * Copyright (c) 2016 Institute for Software, HSR Hochschule fuer Technik |
| * Rapperswil, University of applied sciences and others |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| *******************************************************************************/ |
| package org.eclipse.cdt.internal.core.dom.parser.cpp.semantics; |
| |
| import org.eclipse.cdt.internal.core.dom.parser.ITypeMarshalBuffer; |
| import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPEvaluation; |
| import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPEvaluation.ConstexprEvaluationContext; |
| import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPExecution; |
| import org.eclipse.cdt.internal.core.dom.parser.cpp.InstantiationContext; |
| import org.eclipse.core.runtime.CoreException; |
| |
| public class ExecReturn implements ICPPExecution { |
| private ICPPEvaluation retVal; |
| |
| public ExecReturn(ICPPEvaluation exprEval) { |
| this.retVal = exprEval; |
| } |
| |
| @Override |
| public ICPPExecution instantiate(InstantiationContext context, int maxDepth) { |
| ICPPEvaluation newRetVal = retVal.instantiate(context, maxDepth); |
| if (newRetVal == retVal) { |
| return this; |
| } |
| return new ExecReturn(newRetVal); |
| } |
| |
| @Override |
| public ICPPExecution executeForFunctionCall(ActivationRecord record, ConstexprEvaluationContext context) { |
| ICPPEvaluation newRetVal = retVal.computeForFunctionCall(record, context); |
| if (newRetVal == retVal) { |
| return this; |
| } |
| return new ExecReturn(newRetVal); |
| } |
| |
| public ICPPEvaluation getReturnValueEvaluation() { |
| return retVal; |
| } |
| |
| @Override |
| public void marshal(ITypeMarshalBuffer buffer, boolean includeValue) throws CoreException { |
| buffer.putShort(ITypeMarshalBuffer.EXEC_RETURN); |
| buffer.marshalEvaluation(retVal, includeValue); |
| } |
| |
| public static ICPPExecution unmarshal(short firstBytes, ITypeMarshalBuffer buffer) throws CoreException { |
| ICPPEvaluation retVal = buffer.unmarshalEvaluation(); |
| return new ExecReturn(retVal); |
| } |
| } |