Revision 7
Added by Willibald K. over 8 years ago
CadpExpression.java | ||
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/**
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*
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* OOAS Compiler
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*
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* Copyright 2015, AIT Austrian Institute of Technology.
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* This code is based on the C# Version of the OOAS Compiler, which is
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* copyright 2015 by the Institute of Software Technology, Graz University
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* of Technology with portions copyright by the AIT Austrian Institute of
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* Technology. All rights reserved.
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*
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* SEE THE "LICENSE" FILE FOR THE TERMS UNDER WHICH THIS FILE IS PROVIDED.
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*
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* If you modify the file please update the list of contributors below to in-
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* clude your name. Please also stick to the coding convention of using TABs
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* to do the basic (block-level) indentation and spaces for anything after
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* that. (Enable the display of special chars and it should be pretty obvious
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* what this means.) Also, remove all trailing whitespace.
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*
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* Contributors:
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* Willibald Krenn (AIT)
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* Stephan Zimmerer (AIT)
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* Markus Demetz (AIT)
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* Christoph Czurda (AIT)
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*
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*/
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/** |
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* |
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* OOAS Compiler |
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* |
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* Copyright 2015, AIT Austrian Institute of Technology. |
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* This code is based on the C# Version of the OOAS Compiler, which is |
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* copyright 2015 by the Institute of Software Technology, Graz University |
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* of Technology with portions copyright by the AIT Austrian Institute of |
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* Technology. All rights reserved. |
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* |
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* SEE THE "LICENSE" FILE FOR THE TERMS UNDER WHICH THIS FILE IS PROVIDED. |
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* |
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* If you modify the file please update the list of contributors below to in- |
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* clude your name. Please also stick to the coding convention of using TABs |
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* to do the basic (block-level) indentation and spaces for anything after |
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* that. (Enable the display of special chars and it should be pretty obvious |
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* what this means.) Also, remove all trailing whitespace. |
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* |
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* Contributors: |
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* Willibald Krenn (AIT) |
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* Stephan Zimmerer (AIT) |
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* Markus Demetz (AIT) |
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* Christoph Czurda (AIT) |
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* |
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*/ |
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package org.momut.ooas.codegen.cadp; |
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import java.util.ArrayList; |
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import java.util.HashSet; |
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import java.util.Iterator; |
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import java.util.List; |
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package org.momut.ooas.codegen.cadp; |
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import java.util.ArrayList; |
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import java.util.HashSet; |
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import java.util.Iterator; |
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import java.util.List; |
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import org.momut.ooas.ast.expressions.AccessExpression; |
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import org.momut.ooas.ast.expressions.BinaryOperator; |
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import org.momut.ooas.ast.expressions.CallExpression; |
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import org.momut.ooas.codegen.OoasCodeEmitter; |
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import org.momut.ooas.parser.SymbolTable; |
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import org.momut.ooas.visitors.OoaExpressionVisitor; |
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/// <summary> |
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/// Knows how to construct a C-CADP expression from an AST-expression |
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/// (only basic arithmetical operations supported) |
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/// </summary> |
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public final class CadpExpression extends OoaExpressionVisitor |
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{ |
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private OoasCodeEmitter m_emitter = new OoasCodeEmitter(); |
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private final CadpActionInfo m_procInfo; |
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private final ArrayList<Identifier> m_usedIdentifier = new ArrayList<Identifier>(); |
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private static OoasCodeEmitter m_helperCode = new OoasCodeEmitter(); |
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private static OoasCodeEmitter m_resetCode = new OoasCodeEmitter(); |
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public static HashSet<String> emittedOperations = new HashSet<String>(); |
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public List<Identifier> usedIdentifiers() { return m_usedIdentifier; } |
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private String OperatorString(Expression expression) |
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{ |
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switch (expression.kind()) |
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{ |
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case abs: // T_ABS: |
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case card: // T_CARD: |
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case dom: // T_DOM: |
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case range: // T_RNG: |
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case merge: // T_MERGE: |
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case elems: // T_ELEMS: |
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case inds: // T_INDS: |
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case dinter: // T_DINTER: |
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case dunion: // T_DUNION: |
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case domresby: // T_DOMRESBY: |
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case domresto: // T_DOMRESTO: |
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case rngresby: // T_RNGRESBY: |
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case rngresto: // T_RNGRESTO: |
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case inter: // T_INTER: |
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case union: // T_UNION: |
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case munion: // T_MUNION: |
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case seqmod_mapoverride: // T_SEQMOD_MAPOVERRIDE: |
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case subset: |
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case biimplies: // T_BIIMPLIES: |
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case Primed: |
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throw new UnsupportedOperationException(); |
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case notelemin: |
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case elemin: |
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case implies: // T_IMPLIES: |
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case conc: // T_CONC: |
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case head: // T_HEAD: |
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case tail: // T_TAIL: |
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case len: // T_LEN: |
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throw new IllegalArgumentException(); // handled directly in binary operator! (T_CONC instanceof still todo, however) |
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case div: // T_DIV: |
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return "/"; |
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case idiv: // T_IDIV: |
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return "/"; |
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case mod: // T_MOD: |
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return "%"; |
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case prod: // T_PROD: |
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return "*"; |
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case sum: // T_SUM: |
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return "+"; |
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case minus: // T_MINUS: |
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return "-"; |
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case less: |
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return "<"; |
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case lessequal: |
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return "<="; |
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case greater: |
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return ">"; |
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case greaterequal: |
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return ">="; |
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case equal: |
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return "=="; |
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case notequal: |
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return "!="; |
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case and: // T_AND: |
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return "&&"; |
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case or: // T_OR: |
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return "||"; |
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case not: |
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return "!"; |
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case Cast: |
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throw new IllegalArgumentException(); // handled elsewhere |
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/*if (expression.type != null) |
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return "("+expression.type().ToString()+")"; |
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else |
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return "(??Cast??)";*/ |
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default: |
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return expression.kind().toString(); |
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} |
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} |
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@Override |
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public <T>void visit(ValueExpression<T> valueExpression) |
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{ |
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if (valueExpression.value() == null) |
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{ |
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m_emitter.Append("NULL"); |
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} |
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else if (valueExpression.valueType() == LeafTypeEnum.bool) |
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{ |
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// bad hack.. |
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final boolean aboolval = (Boolean)valueExpression.value(); |
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m_emitter.AppendLine(aboolval ? "1" : "0"); |
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} |
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else if (valueExpression.valueType() == LeafTypeEnum.chr) |
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m_emitter.Append(String.format("'%1$s'", valueExpression.toString())); |
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else |
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m_emitter.Append(valueExpression.value().toString()); |
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} |
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@Override |
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public void visit(UnresolvedIdentifierExpression unresolvedIdentifierExpression) |
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{ |
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throw new IllegalArgumentException(); |
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} |
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@Override |
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public void visit(IdentifierExpression identifierExpression) |
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{ |
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final CadpIdentifier idvis = new CadpIdentifier(m_procInfo.stateVariableString); |
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identifierExpression.Accept(idvis); |
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m_emitter.Append(idvis.toString()); |
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if (identifierExpression.identifier().kind() == IdentifierKind.ExpressionVariableIdentifier) |
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{ |
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// we need to define the variable |
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// declare free variables |
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final ExpressionVariableIdentifier id = (ExpressionVariableIdentifier)identifierExpression.identifier(); |
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if (!emittedVariabes.contains(id)) |
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{ |
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emittedVariabes.add(id); |
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final CadpType atype = new CadpType(); |
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id.type().Accept(atype); |
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varDecl.Append(String.format("%1$s %2$s; ", atype.ToString(), idvis.toString())); |
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} |
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} |
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// we memorize all identifiers |
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if (!m_usedIdentifier.contains(identifierExpression.identifier())) |
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m_usedIdentifier.add(identifierExpression.identifier()); |
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} |
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@Override |
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public void visit(TypeExpression typeExpression) |
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{ |
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m_emitter.Append(typeExpression.type().identifier().tokenText()); |
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} |
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@Override |
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public void visit(ListConstructor listConstructor) |
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{ |
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final ListType aListType = (ListType)listConstructor.type(); |
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if (!listConstructor.hasComprehension()) |
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{ |
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CadpType.EmitType(aListType); |
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m_emitter.Append(String.format("%1$s%2$s(%3$s", CadpType.constructorString, CadpIdentifier.GetIdentifierString(aListType.identifier()), listConstructor.elements().size())); |
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int i; |
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for (i = 0; i < aListType.maxNumberOfElements(); i++) |
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{ |
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m_emitter.Append(", "); |
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if (i < listConstructor.elements().size()) |
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listConstructor.elements().get(i).Accept(this); |
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else |
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m_emitter.Append(String.format("%1$s%2$s(%3$s%2$s())", CadpType.enumString, CadpIdentifier.GetIdentifierString(aListType.innerType().identifier()), CadpType.lowString)); |
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} |
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m_emitter.Append(")"); |
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} |
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else |
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{ |
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final CadpExpression compExpr = new CadpExpression(new CadpActionInfo(null, -1, 0, m_procInfo.toDoListString, m_procInfo.doneListString, "aState"), emittedVariabes); |
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if (listConstructor.comprehension() != null) |
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listConstructor.comprehension().Accept(compExpr); |
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else |
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new ValueExpression<Integer>(1, 0, 0, Integer.class).Accept(compExpr); |
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final CadpExpression listElementExpr = new CadpExpression(m_procInfo, emittedVariabes); |
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listConstructor.elements().get(0).Accept(listElementExpr); |
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// get a list of imported variabes |
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compExpr.usedIdentifiers().addAll(listElementExpr.usedIdentifiers()); |
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final List<Identifier> importVars = getListOfAccessedIdentifiers(compExpr, listConstructor.comprehensionVariables()); |
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// Idea: reduce importVars by compExpr.VariableDeclarations |
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// importVars.RemoveAll( (x) => if (x in compExpr.Vara... ) return true); |
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// BEGIN FIXXME |
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final List<Identifier> varsToRemove = new ArrayList<Identifier>(); |
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for (final Identifier id : importVars) |
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{ |
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final CadpType atype = new CadpType(); |
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id.type().Accept(atype); |
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final String typeAndName = (String.format("%1$s %2$s; ", atype.ToString(), id.tokenText())); |
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if (compExpr.VariableDeclarations().contains(typeAndName)) |
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varsToRemove.add(id); |
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} |
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int tmpcntr = importVars.size() -1; |
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for (tmpcntr = importVars.size() -1; tmpcntr>=0; tmpcntr--) |
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if (varsToRemove.contains(importVars.get(tmpcntr))) |
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importVars.remove(tmpcntr); |
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// END FIXXME |
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final String functionName = String.format("create_dyn_list_%1$s", OoaCADPVisitor.getUIntHashCode(listConstructor)); |
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m_emitter.Append(functionName); |
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m_emitter.Append(String.format("( %1$s", this.m_procInfo.stateVariableString)); |
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for (final Identifier x : importVars) |
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{ |
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m_emitter.Append(","); |
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m_emitter.Append(String.format("%1$s", CadpIdentifier.GetIdentifierString(x))); |
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} |
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m_emitter.Append(")"); |
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// emit helper |
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final ListType listType = (ListType)listConstructor.type(); |
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CadpType.EmitType(listType.innerType()); |
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final OoasCodeEmitter helper = new OoasCodeEmitter(); |
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final String listtypename = String.format("struct_list_%1$s", CadpType.DumpType(listType.innerType()).replaceAll(" ", "_")); |
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final StringBuilder typedefbuilder = new StringBuilder(); |
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typedefbuilder.append("#ifdef WINDOWSPACK" + System.lineSeparator()); |
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typedefbuilder.append("#pragma pack(1)" + System.lineSeparator()); |
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typedefbuilder.append("#endif" + System.lineSeparator()); |
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typedefbuilder.append(String.format("struct %2$s { struct %2$s *next; %1$s element;} UNIXPACK;", CadpType.DumpType(listType.innerType()), listtypename)); |
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typedefbuilder.append(System.lineSeparator()); |
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final String listStruct = typedefbuilder.toString(); |
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CadpType.AddTypeDefinition(listStruct); |
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helper.AppendLine(String.format("struct %1$s* %2$s(CAESAR_TYPE_STATE aState", listtypename, functionName)); |
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for (final Identifier x : importVars) |
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{ |
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helper.Append(", "); |
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helper.Append(String.format("%1$s %2$s", CadpType.DumpType(x.type()), CadpIdentifier.GetIdentifierString(x))); |
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} |
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helper.AppendLine("){"); |
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helper.AppendLine(String.format("struct %1$s* result = NULL;", listtypename)); |
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helper.AppendLine(String.format("struct %1$s* __currhead = NULL;", listtypename)); |
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helper.AppendLine(compExpr.VariableDeclarations()); |
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int loops = 0; |
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for (final Identifier enumvar : listConstructor.comprehensionVariables().symbolList()) |
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{ |
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helper.AppendLine(String.format("long long iterator_%1$s;", CadpIdentifier.GetIdentifierString(enumvar))); |
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helper.AppendLine(String.format("for (iterator_%1$s = %2$s; iterator_%1$s <= %3$s; iterator_%1$s++) {", |
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CadpIdentifier.GetIdentifierString(enumvar), CadpType.GetMinVal(enumvar.type()), CadpType.GetMaxVal(enumvar.type()))); |
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if (compExpr.VariableDeclarations().contains(String.format(" %1$s;", CadpIdentifier.GetIdentifierString(enumvar)))) |
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helper.AppendLine(String.format("/*%1$s*/ %2$s = %3$s(iterator_%2$s);", |
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CadpType.DumpType(enumvar.type()), CadpIdentifier.GetIdentifierString(enumvar), CadpType.GetEnumVal(enumvar.type()))); |
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else |
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helper.AppendLine(String.format("%1$s %2$s = %3$s(iterator_%2$s);", |
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CadpType.DumpType(enumvar.type()), CadpIdentifier.GetIdentifierString(enumvar), CadpType.GetEnumVal(enumvar.type()))); |
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loops++; |
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} |
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helper.AppendLine(String.format("%1$s __newElem;", CadpType.DumpType(listType.innerType()))); |
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helper.AppendLine(String.format("if ((%1$s) && (CALC_INVALID == 0)) { __newElem = %2$s; ", compExpr.toString(), listElementExpr.toString())); |
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helper.AppendLine(String.format("struct %1$s* __listelem = (struct %1$s*) malloc(sizeof(struct %1$s));", listtypename)); |
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helper.AppendLine(String.format("if (__listelem == NULL) { fprintf(stderr,\"malloc failure\"); exit(1);}")); |
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helper.AppendLine(String.format("memset((char*)__listelem,0,sizeof(struct %1$s));", listtypename)); |
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helper.AppendLine(String.format(String.format("memcpy(&(__listelem->element),&__newElem, sizeof(%1$s));", CadpType.DumpType(listType.innerType())))); |
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helper.AppendLine(String.format("if (result == NULL) result = __listelem; else __currhead->next = __listelem; __currhead = __listelem;")); |
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helper.AppendLine("} /*if*/"); |
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helper.AppendLine("if (CALC_INVALID == 1) CALC_INVALID = 0;"); |
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while (loops > 0) |
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{ |
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helper.AppendLine("}"); |
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loops--; |
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} |
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helper.AppendLine("return result; }"); |
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m_helperCode.Append(helper.toString()); |
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} |
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} |
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@Override |
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public void visit(SetConstructor setConstructor) |
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{ |
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final ListType aSetType = (ListType)setConstructor.type(); |
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m_emitter.Append(String.format(" /*set constr*/ %1$s%2$s(", CadpType.constructorString, CadpIdentifier.GetIdentifierString(aSetType.identifier()))); |
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m_emitter.Append(setConstructor.items().size()); |
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for (final Expression x : setConstructor.items()) |
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{ |
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m_emitter.Append(", "); |
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x.Accept(this); |
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} |
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m_emitter.Append(")"); |
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} |
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@Override |
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public void visit(MapConstructor mapConstructor) |
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{ |
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throw new UnsupportedOperationException(); |
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} |
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@Override |
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public void visit(TupleConstructor tupleConstructor) |
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{ |
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final TupleType aTupleType = (TupleType)tupleConstructor.type(); |
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if (tupleConstructor.isMatcher()) |
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{ |
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// being dealt with in binaryoperator (since we only allow tuple=MyTuple(a,b)) |
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throw new IllegalArgumentException(); |
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} |
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else |
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{ |
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m_emitter.Append(String.format("%1$s%2$s(", CadpType.constructorString, CadpIdentifier.GetIdentifierString(aTupleType.identifier()))); |
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int i = 0; |
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for (final Expression x : tupleConstructor.values()) |
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{ |
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if (i != 0) |
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m_emitter.Append(", "); |
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else |
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i++; |
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x.Accept(this); |
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} |
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m_emitter.Append(")"); |
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} |
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} |
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@Override |
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public void visit(ObjectConstructor objectConstructor) |
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{ |
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final OoActionSystemInstance instance = objectConstructor.GetNextInstance(); |
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CadpType.EmitType(instance.Type); |
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if (objectConstructor.instances().size() == 1) |
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{ |
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m_emitter.Append(String.format("%1$s", instance.Name)); |
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} |
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else |
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{ |
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final String helpername = String.format("obj_constr_%1$s", OoaCADPVisitor.getUIntHashCode(objectConstructor)); |
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m_emitter.Append(String.format("%1$s()", helpername)); |
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|
|
416 |
// emit helper |
|
417 |
|
|
418 |
final OoasCodeEmitter helper = new OoasCodeEmitter(); |
|
419 |
helper.AppendLine(String.format("int %1$s_counter = 0;", helpername)); |
|
420 |
m_resetCode.AppendLine(String.format("%1$s_counter = 0;", helpername)); |
|
421 |
helper.AppendLine(String.format("%1$s %2$s(){", CadpType.DumpType(objectConstructor.type()), helpername)); |
|
422 |
int i = 0; |
|
423 |
for (final OoActionSystemInstance x : objectConstructor.instances()) |
|
424 |
{ |
|
425 |
CadpType.EmitType(x.Type); |
|
426 |
helper.AppendLine(String.format("if (%1$s_counter == %2$s) {%1$s_counter++; return %3$s;}", |
|
427 |
helpername, i, x.Name)); |
|
428 |
i++; |
|
429 |
} |
|
430 |
helper.AppendLine(String.format("fprintf(stderr,\"constructor called too often: %1$s\"); exit(1);", helpername)); |
|
431 |
helper.Append("}"); |
|
432 |
m_helperCode.AppendLine(helper.toString()); |
|
433 |
} |
|
434 |
} |
|
435 |
|
|
436 |
|
|
437 |
@Override |
|
438 |
public void visit(AccessExpression accessExpression) |
|
439 |
{ |
|
440 |
// if this instanceof some "<enumType>.<enumValue>" access, then just print the numeric value of <enumValue> |
|
441 |
if (accessExpression.left().kind() == ExpressionKind.Type && |
|
442 |
((TypeExpression)accessExpression.left()).type().kind() == TypeKind.EnumeratedType ) |
|
443 |
{ |
|
444 |
accessExpression.right().Accept(this); |
|
445 |
return; |
|
446 |
} |
|
447 |
|
|
448 |
// we normally skip the self, except for the case of method |
|
449 |
// accesses (where we need to go over the jumptable |
|
450 |
if (accessExpression.left().kind() == ExpressionKind.Identifier && |
|
451 |
((IdentifierExpression)accessExpression.left()).isSelf()) |
|
452 |
{ |
|
453 |
if (accessExpression.right().kind() != ExpressionKind.Identifier || |
|
454 |
((IdentifierExpression)accessExpression.right()).identifier().kind() != IdentifierKind.MethodIdentifier) |
|
455 |
{ |
|
456 |
accessExpression.right().Accept(this); |
|
457 |
return; |
|
458 |
} |
|
459 |
} |
|
460 |
|
|
461 |
accessExpression.left().Accept(this); |
|
462 |
m_emitter.Append("."); |
|
463 |
// in oder to save memory, we do method access via a jump table |
|
464 |
if (((IdentifierExpression)accessExpression.right()).identifier().kind() == IdentifierKind.MethodIdentifier || |
|
465 |
((IdentifierExpression)accessExpression.right()).identifier().kind() == IdentifierKind.NamedActionIdentifier) |
|
466 |
m_emitter.Append("methods->"); |
|
467 |
accessExpression.right().Accept(this); |
|
468 |
} |
|
469 |
|
|
470 |
|
|
471 |
OoasCodeEmitter varDecl = new OoasCodeEmitter(); |
|
472 |
HashSet<Identifier> emittedVariabes = new HashSet<Identifier>(); |
|
473 |
|
|
474 |
public void addEmittedVariables(HashSet<Identifier> elementsToAdd) |
|
475 |
{ |
|
476 |
emittedVariabes.addAll(elementsToAdd); |
|
477 |
} |
|
478 |
|
|
479 |
private void EmitMatcher(TupleConstructor tupleConstructor, Expression expression) |
|
480 |
{ |
|
481 |
final OoasCodeEmitter tmp = m_emitter; |
|
482 |
// get the expression |
|
483 |
m_emitter = new OoasCodeEmitter(); |
|
484 |
expression.Accept(this); |
|
485 |
final OoasCodeEmitter expr = m_emitter; |
|
486 |
m_emitter = tmp; |
|
487 |
|
|
488 |
// treat cases of MyTuple(a,b..) = <expr> |
|
489 |
final Iterator<UlyssesType> elem = ((TupleType)tupleConstructor.type()).innerTypes().iterator(); |
|
490 |
int i = 0; |
|
491 |
m_emitter.Append("("); |
|
492 |
while (elem.hasNext()) |
|
493 |
{ |
|
494 |
final Expression var = tupleConstructor.values().get(i); |
|
495 |
|
|
496 |
if (i != 0) |
|
497 |
m_emitter.Append(" , "); |
|
498 |
|
|
499 |
var.Accept(this); |
|
500 |
m_emitter.Append(String.format(" = (%1$s).elem_%2$s ", expr.toString(), i)); |
|
501 |
|
|
502 |
i++; |
|
503 |
} |
|
504 |
m_emitter.Append(", 1==1)"); |
|
505 |
} |
|
506 |
|
|
507 |
private void EmitDefaultBinaryOperator(BinaryOperator binaryOperator) |
|
508 |
{ |
|
509 |
m_emitter.Append("("); |
|
510 |
VisitSub(binaryOperator.left(), binaryOperator); |
|
511 |
m_emitter.Append(") "); |
|
512 |
m_emitter.Append(OperatorString(binaryOperator)); |
|
513 |
m_emitter.Append(" ("); |
|
514 |
VisitSub(binaryOperator.right(), binaryOperator); |
|
515 |
m_emitter.Append(")"); |
|
516 |
} |
|
517 |
|
|
518 |
@Override |
|
519 |
public void visit(BinaryOperator binaryOperator) |
|
520 |
{ |
|
521 |
switch (binaryOperator.kind()) |
|
522 |
{ |
|
523 |
case equal: |
|
524 |
/*check if we have tupleconstructors as matchers*/ |
|
525 |
if (binaryOperator.left().kind() == ExpressionKind.TupleConstr && |
|
526 |
((TupleConstructor)binaryOperator.left()).isMatcher()) |
|
527 |
{ |
|
528 |
EmitMatcher((TupleConstructor)binaryOperator.left(), binaryOperator.right()); |
|
529 |
} |
|
530 |
else if (binaryOperator.right().kind() == ExpressionKind.TupleConstr && |
|
531 |
((TupleConstructor)binaryOperator.right()).isMatcher()) |
|
532 |
{ |
|
533 |
EmitMatcher((TupleConstructor)binaryOperator.right(), binaryOperator.left()); |
|
534 |
}/* check whether we must use memcmp */ |
|
535 |
else if (!CadpType.IsNumeric(binaryOperator.left().type())) |
|
536 |
{ |
|
537 |
m_emitter.Append("0 == "); |
|
538 |
EmitComplexEqual(binaryOperator); |
|
539 |
} |
|
540 |
else |
|
541 |
EmitDefaultBinaryOperator(binaryOperator); |
|
542 |
break; |
|
543 |
case notequal: |
|
544 |
if (!CadpType.IsNumeric(binaryOperator.left().type())) |
|
545 |
{ |
|
546 |
m_emitter.Append("0 != "); |
|
547 |
EmitComplexEqual(binaryOperator); |
|
548 |
} |
|
549 |
else |
|
550 |
EmitDefaultBinaryOperator(binaryOperator); |
|
551 |
break; |
|
552 |
case conc: |
|
553 |
final String conc = EmitConcOperation(binaryOperator); |
|
554 |
m_emitter.Append(String.format("%1$s(", conc)); |
|
555 |
VisitSub(binaryOperator.left(), binaryOperator); |
|
556 |
m_emitter.Append(","); |
|
557 |
VisitSub(binaryOperator.right(), binaryOperator); |
|
558 |
m_emitter.Append(")"); |
|
559 |
break; |
|
560 |
case implies: |
|
561 |
m_emitter.Append("!("); |
|
562 |
VisitSub(binaryOperator.left(), binaryOperator); |
|
563 |
m_emitter.Append(") || ("); |
|
564 |
VisitSub(binaryOperator.right(), binaryOperator); |
|
565 |
m_emitter.Append(")"); |
|
566 |
break; |
|
567 |
case elemin: |
|
568 |
EmitInOperator(binaryOperator); |
|
569 |
break; |
|
570 |
case notelemin: |
|
571 |
EmitNotInOperator(binaryOperator); |
|
572 |
break; |
|
573 |
case diff: // T_DIFF: |
|
574 |
final String diff = EmitSetDifference(binaryOperator); |
|
575 |
m_emitter.Append(String.format("%1$s(", diff)); |
|
576 |
VisitSub(binaryOperator.left(), binaryOperator); |
|
577 |
m_emitter.Append(","); |
|
578 |
VisitSub(binaryOperator.right(), binaryOperator); |
|
579 |
m_emitter.Append(")"); |
|
580 |
break; |
|
581 |
default: |
|
582 |
EmitDefaultBinaryOperator(binaryOperator); |
|
583 |
break; |
|
584 |
} |
|
585 |
} |
|
586 |
|
|
587 |
private String EmitSetDifference(BinaryOperator binaryOperator) |
|
588 |
{ |
|
589 |
final String childBTypeName = CadpIdentifier.GetIdentifierString(binaryOperator.right().type().identifier()); |
|
590 |
final String childATypeName = CadpIdentifier.GetIdentifierString(binaryOperator.left().type().identifier()); |
|
591 |
final String result = String.format("op_listdiff_%1$s_%2$s", childATypeName, childBTypeName); |
|
592 |
if (emittedOperations.contains(result)) |
|
593 |
return result; |
|
594 |
|
|
595 |
CadpType.EmitType(binaryOperator.type()); |
|
596 |
final ListType alist = (ListType)binaryOperator.type(); |
|
597 |
final UlyssesType innerType = alist.innerType(); |
|
598 |
final String resultTypeName = CadpIdentifier.GetIdentifierString(binaryOperator.type().identifier()); |
|
599 |
|
|
600 |
m_helperCode.AppendLine(String.format("%4$s %3$s(%1$s listA, %2$s listB){", childATypeName, childBTypeName, result, resultTypeName)); |
|
601 |
m_helperCode.AppendLine(String.format("%1$s result;", resultTypeName)); |
|
602 |
m_helperCode.AppendLine(String.format("int len = 0; int i; int j;")); |
|
603 |
|
|
604 |
m_helperCode.AppendLine(String.format("for (i = 0; i < listA.length; i++) {")); |
|
605 |
m_helperCode.AppendLine(String.format("for (j = 0; j < listB.length; j++) {")); |
|
606 |
m_helperCode.AppendLine(String.format("if (memcmp(&listA.elements[i],&listB.elements[j],sizeof(%1$s))==0)", CadpType.DumpType(innerType))); |
|
607 |
m_helperCode.AppendLine("goto NotCopy;"); |
|
608 |
m_helperCode.AppendLine("}"); |
|
609 |
m_helperCode.AppendLine(String.format("memcpy(&result.elements[len],&listA.elements[i],sizeof(%1$s));", CadpType.DumpType(innerType))); |
|
610 |
m_helperCode.AppendLine("len++;"); |
|
611 |
m_helperCode.AppendLine("NotCopy:"); |
|
612 |
m_helperCode.AppendLine("len = len;"); |
|
613 |
m_helperCode.AppendLine("}"); |
|
614 |
m_helperCode.AppendLine("result.length = len;"); |
|
615 |
|
|
616 |
// in case our resulttype was set wider.. |
|
617 |
m_helperCode.AppendLine(String.format("int counter;")); |
|
618 |
m_helperCode.AppendLine(String.format("for (counter = %1$s; counter >= result.length; counter--) {", ((ListType)binaryOperator.type()).maxNumberOfElements() - 1)); |
|
619 |
m_helperCode.AppendLine(String.format("result.elements[counter] = %1$s%2$s(%3$s%2$s());}", |
|
620 |
CadpType.enumString, CadpIdentifier.GetIdentifierString(alist.innerType().identifier()), CadpType.lowString)); |
|
621 |
|
|
622 |
m_helperCode.AppendLine("return result; }"); |
|
623 |
|
|
624 |
emittedOperations.add(result); |
|
625 |
return result; |
|
626 |
} |
|
627 |
|
|
628 |
private void EmitInOperator(BinaryOperator binop) |
|
629 |
{ |
|
630 |
m_emitter.Append(String.format("0 != setin_%1$s(", OoaCADPVisitor.getUIntHashCode(binop))); |
|
631 |
VisitSub(binop.left(), binop); |
|
632 |
m_emitter.Append(","); |
|
633 |
VisitSub(binop.right(), binop); |
|
634 |
m_emitter.Append(")"); |
|
635 |
|
|
636 |
CadpType.EmitType(binop.left().type()); |
|
637 |
CadpType.EmitType(binop.right().type()); |
|
638 |
final OoasCodeEmitter helper = new OoasCodeEmitter(); |
|
639 |
helper.Append(String.format("int setin_%1$s(", OoaCADPVisitor.getUIntHashCode(binop))); |
|
640 |
helper.AppendLine(String.format("%1$s arg1, %2$s arg2){", CadpType.DumpType(binop.left().type()), CadpType.DumpType(binop.right().type()))); |
|
641 |
helper.AppendLine("int __counter;"); |
|
642 |
helper.AppendLine(String.format("for (__counter = 0; __counter < arg2.length; __counter++)"/*, CadpType.GetMaxVal(binop.right().type)*/)); |
|
643 |
helper.AppendLine(String.format("if (memcmp(&arg1,&(arg2.elements[__counter]),sizeof(%1$s))==0) return 1;", CadpType.DumpType(binop.left().type()))); |
|
644 |
helper.AppendLine("return 0;}"); |
|
645 |
m_helperCode.Append(helper.toString()); |
|
646 |
} |
|
647 |
|
|
648 |
|
|
649 |
private void EmitNotInOperator(BinaryOperator binop) |
|
650 |
{ |
|
651 |
m_emitter.Append(String.format("0 == setin_%1$s(", OoaCADPVisitor.getUIntHashCode(binop))); |
|
652 |
VisitSub(binop.left(), binop); |
|
653 |
m_emitter.Append(","); |
|
654 |
VisitSub(binop.right(), binop); |
|
655 |
m_emitter.Append(")"); |
|
656 |
|
|
657 |
CadpType.EmitType(binop.left().type()); |
|
658 |
CadpType.EmitType(binop.right().type()); |
|
659 |
final OoasCodeEmitter helper = new OoasCodeEmitter(); |
|
660 |
helper.Append(String.format("int setin_%1$s(", OoaCADPVisitor.getUIntHashCode(binop))); |
|
661 |
helper.AppendLine(String.format("%1$s arg1, %2$s arg2){", CadpType.DumpType(binop.left().type()), CadpType.DumpType(binop.right().type()))); |
|
662 |
helper.AppendLine("int __counter;"); |
|
663 |
helper.AppendLine(String.format("for (__counter = 0; __counter < arg2.length; __counter++)"/*, CadpType.GetMaxVal(binop.right().type)*/)); |
|
664 |
helper.AppendLine(String.format("if (memcmp(&arg1,&(arg2.elements[__counter]),sizeof(%1$s))==0) return 1;", CadpType.DumpType(binop.left().type()))); |
|
665 |
helper.AppendLine("return 0;}"); |
|
666 |
m_helperCode.Append(helper.toString()); |
|
667 |
} |
|
668 |
|
|
669 |
|
|
670 |
|
|
671 |
private void EmitComplexEqual(BinaryOperator binop) |
|
672 |
{ |
|
673 |
m_emitter.Append(String.format("complex_equal_%1$s(", OoaCADPVisitor.getUIntHashCode(binop))); |
|
674 |
VisitSub(binop.left(), binop); |
|
675 |
m_emitter.Append(","); |
|
676 |
VisitSub(binop.right(), binop); |
|
677 |
m_emitter.Append(")"); |
|
678 |
|
|
679 |
CadpType.EmitType(binop.left().type()); |
|
680 |
CadpType.EmitType(binop.right().type()); |
|
681 |
final OoasCodeEmitter helper = new OoasCodeEmitter(); |
|
682 |
helper.Append(String.format("int complex_equal_%1$s(", OoaCADPVisitor.getUIntHashCode(binop))); |
|
683 |
helper.AppendLine(String.format("%1$s arg1, %2$s arg2){", CadpType.DumpType(binop.left().type()), CadpType.DumpType(binop.right().type()))); |
|
684 |
helper.AppendLine(String.format("return memcmp(&arg1, &arg2, sizeof(%1$s));}", CadpIdentifier.GetIdentifierString(binop.left().type().identifier()))); |
|
685 |
m_helperCode.Append(helper.toString()); |
|
686 |
} |
|
687 |
|
|
688 |
private String EmitConcOperation(BinaryOperator binaryOperator) |
|
689 |
{ |
|
690 |
final String childBTypeName = CadpIdentifier.GetIdentifierString(binaryOperator.right().type().identifier()); |
|
691 |
final String childATypeName = CadpIdentifier.GetIdentifierString(binaryOperator.left().type().identifier()); |
|
692 |
final String result = String.format("op_conc_%1$s_%2$s", childATypeName, childBTypeName); |
|
693 |
if (emittedOperations.contains(result)) |
|
694 |
return result; |
|
695 |
|
|
696 |
CadpType.EmitType(binaryOperator.type()); |
|
697 |
final ListType alist = (ListType)binaryOperator.type(); |
|
698 |
final UlyssesType innerType = alist.innerType(); |
|
699 |
final String resultTypeName = CadpIdentifier.GetIdentifierString(binaryOperator.type().identifier()); |
|
700 |
|
|
701 |
m_helperCode.AppendLine(String.format("%4$s %3$s(%1$s listA, %2$s listB){", childATypeName, childBTypeName, result, resultTypeName)); |
|
702 |
m_helperCode.AppendLine(String.format("%1$s result;", resultTypeName)); |
|
703 |
m_helperCode.AppendLine(String.format("result.length = listA.length + listB.length;")); |
|
704 |
|
|
705 |
m_helperCode.AppendLine(String.format("if (result.length > %1$s) { printf(\"Concatenation result too long! %2$s\\n\"); abort();}", alist.maxNumberOfElements(), result)); |
|
706 |
m_helperCode.AppendLine(String.format("memcpy(&result.elements[0],&listA.elements[0],listA.length * sizeof(%1$s));", CadpType.DumpType(innerType))); |
|
707 |
m_helperCode.AppendLine(String.format("memcpy(&result.elements[listA.length],&listB.elements[0],listB.length * sizeof(%1$s));", CadpType.DumpType(innerType))); |
|
708 |
m_helperCode.AppendLine(String.format("int counter;")); |
|
709 |
m_helperCode.AppendLine(String.format("for (counter = %1$s; counter >= (listA.length + listB.length); counter--) {", alist.maxNumberOfElements() - 1)); |
|
710 |
m_helperCode.AppendLine(String.format("result.elements[counter] = %1$s%2$s(%3$s%2$s());}", |
|
711 |
CadpType.enumString, CadpIdentifier.GetIdentifierString(alist.innerType().identifier()), CadpType.lowString)); |
|
712 |
m_helperCode.AppendLine("return result; }"); |
|
713 |
|
|
714 |
emittedOperations.add(result); |
|
715 |
return result; |
|
716 |
} |
|
717 |
|
|
718 |
@Override |
|
719 |
public void visit(TernaryOperator ternaryOperator) |
|
720 |
{ |
|
721 |
if (ternaryOperator.kind() == ExpressionKind.conditional) |
|
722 |
{ |
|
723 |
m_emitter.Append("("); |
|
724 |
VisitSub(ternaryOperator.left(), ternaryOperator); |
|
725 |
m_emitter.Append(" ? "); |
|
726 |
|
|
727 |
VisitSub(ternaryOperator.mid(), ternaryOperator); |
|
728 |
m_emitter.Append(" : "); |
|
729 |
|
|
730 |
VisitSub(ternaryOperator.right(), ternaryOperator); |
|
731 |
m_emitter.Append(")"); |
|
732 |
} |
|
733 |
else if (ternaryOperator.kind() == ExpressionKind.foldLR || |
|
734 |
ternaryOperator.kind() == ExpressionKind.foldRL) |
|
735 |
{ |
|
736 |
final CallExpression leftcall = (CallExpression)ternaryOperator.left(); |
|
737 |
final Expression initializer = ternaryOperator.mid(); |
|
738 |
final Expression listgetter = ternaryOperator.right(); |
|
739 |
|
|
740 |
m_emitter.Append(String.format("fold_%1$s(%2$s", OoaCADPVisitor.getUIntHashCode(ternaryOperator), m_procInfo.stateVariableString)); |
|
741 |
|
|
742 |
|
|
743 |
final CadpExpression cadpexpr = new CadpExpression(m_procInfo, emittedVariabes); |
|
744 |
leftcall.child().Accept(cadpexpr); |
|
745 |
final List<String> paramtypes = new ArrayList<String>(); |
|
746 |
final List<String> parameters = new ArrayList<String>(); |
|
747 |
for (int i = 0; i < leftcall.arguments().size() - 2; i++) |
|
748 |
{ |
|
749 |
final Expression arg = leftcall.arguments().get(i); |
|
750 |
final CadpExpression paramexpr = new CadpExpression(m_procInfo, emittedVariabes); |
|
751 |
arg.Accept(paramexpr); |
|
752 |
m_emitter.Append(","); |
|
753 |
m_emitter.Append(paramexpr.toString()); |
|
754 |
} |
|
755 |
|
|
756 |
final FunctionType fun = (FunctionType)leftcall.child().type(); |
|
757 |
final FunctionIdentifier funid = (FunctionIdentifier) fun.identifier(); |
|
758 |
final Iterator<UlyssesType> node = fun.parameter().iterator(); |
|
759 |
for (int i = 0; i < fun.parameter().size() - 2; i++) |
|
760 |
{ |
|
761 |
final UlyssesType nodeValue = node.next(); |
|
762 |
paramtypes.add(CadpType.DumpType(nodeValue)); |
|
763 |
final CadpIdentifier paramid = new CadpIdentifier(m_procInfo.stateVariableString); |
|
764 |
funid.parameter().get(i).Accept(paramid); |
|
765 |
parameters.add(paramid.toString()); |
|
766 |
} |
|
767 |
|
|
768 |
m_emitter.Append(")"); |
|
769 |
|
|
770 |
|
|
771 |
CadpType.EmitType(initializer.type()); |
|
772 |
CadpType.EmitType(listgetter.type()); |
|
773 |
final ListType thelist = (ListType)listgetter.type(); |
|
774 |
CadpType.EmitType(thelist.innerType()); |
|
775 |
final OoasCodeEmitter helper = new OoasCodeEmitter(); |
|
776 |
helper.Append(String.format("%2$s fold_%1$s(CAESAR_TYPE_STATE oldState", OoaCADPVisitor.getUIntHashCode(ternaryOperator), CadpType.DumpType(leftcall.type()))); |
|
777 |
if (paramtypes.size() > 0) |
|
778 |
{ |
|
779 |
for (int i = 0; i < paramtypes.size(); i++) |
|
780 |
{ |
|
781 |
helper.Append(","); |
|
782 |
helper.Append(paramtypes.get(i)); |
|
783 |
helper.Append(" "); |
|
784 |
helper.Append(parameters.get(i)); |
|
785 |
} |
|
786 |
} |
|
787 |
helper.AppendLine("){"); |
|
788 |
|
|
789 |
helper.AppendLine(String.format("int __iterator;")); |
|
790 |
helper.AppendLine(String.format("%1$s param__result;", CadpType.DumpType(leftcall.type()))); |
|
791 |
helper.AppendLine(String.format("%1$s __thelist;", CadpType.DumpType(listgetter.type()))); |
|
792 |
helper.AppendLine(String.format("%1$s param__elem;", CadpType.DumpType(thelist.innerType()))); |
|
793 |
|
|
794 |
final CadpActionInfo actionInfo = new CadpActionInfo(m_procInfo.action, -1, 0, m_procInfo.toDoListString, m_procInfo.doneListString, "oldState"); |
|
795 |
|
|
796 |
final CadpExpression initvizcode = new CadpExpression(actionInfo, emittedVariabes); |
|
797 |
initializer.Accept(initvizcode); |
|
798 |
helper.AppendLine(initvizcode.VariableDeclarations()); |
|
799 |
helper.AppendLine(String.format("param__result = %1$s;", initvizcode.toString())); |
|
800 |
|
|
801 |
final CadpExpression listgettercode = new CadpExpression(actionInfo, emittedVariabes); |
|
802 |
listgetter.Accept(listgettercode); |
|
803 |
helper.AppendLine(listgettercode.VariableDeclarations()); |
|
804 |
helper.AppendLine(String.format("__thelist = %1$s;", listgettercode.toString())); |
|
805 |
|
|
806 |
final CadpExpression filtercall = new CadpExpression(actionInfo, emittedVariabes); |
|
807 |
leftcall.Accept(filtercall); |
|
808 |
helper.AppendLine(filtercall.VariableDeclarations()); |
|
809 |
|
|
810 |
if (ternaryOperator.kind() == ExpressionKind.foldLR) |
|
811 |
helper.AppendLine(String.format("for (__iterator = 0; __iterator < __thelist.length; __iterator++) {")); |
|
812 |
else |
|
813 |
helper.AppendLine(String.format("for (__iterator = __thelist.length - 1; __iterator >= 0; __iterator--) {")); |
|
814 |
|
|
815 |
helper.AppendLine(String.format("param__elem = __thelist.elements[__iterator];")); |
|
816 |
helper.AppendLine(String.format("param__result = %1$s;", filtercall.toString())); |
|
817 |
|
|
818 |
|
|
819 |
helper.AppendLine("}"); |
|
820 |
helper.AppendLine("return param__result;}"); |
|
821 |
m_helperCode.Append(helper.toString()); |
|
822 |
} |
|
823 |
else |
|
824 |
throw new UnsupportedOperationException(); |
|
825 |
} |
|
826 |
|
|
827 |
@Override |
|
828 |
public void visit(TupleMapAccessExpression tupleMapAccessExpression) |
|
829 |
{ |
|
830 |
VisitSub(tupleMapAccessExpression.child(), tupleMapAccessExpression); |
|
831 |
if (tupleMapAccessExpression.child().type().kind() == TypeKind.TupleType) |
|
832 |
{ |
|
833 |
// the access value needs to be a constant integer |
|
834 |
@SuppressWarnings("unchecked") |
|
835 |
final ValueExpression<Integer> accessValue = (ValueExpression<Integer>)tupleMapAccessExpression.argument(); |
|
836 |
m_emitter.Append(String.format(".elem_%1$s", accessValue.value())); |
|
837 |
} |
|
838 |
else if (tupleMapAccessExpression.child().type().kind() == TypeKind.ListType) |
|
839 |
{ |
|
840 |
m_emitter.Append(".elements["); |
|
841 |
VisitSub(tupleMapAccessExpression.argument(), tupleMapAccessExpression); |
|
842 |
m_emitter.Append("]"); |
|
843 |
} |
|
844 |
else |
|
845 |
throw new UnsupportedOperationException(); |
|
846 |
} |
|
847 |
@Override |
|
848 |
public void visit(CallExpression callExpression) |
|
849 |
{ |
|
850 |
/* this only supports calls to functions that return ONE value (deterministically) and do not change the state |
|
851 |
* in a non-deterministic way |
|
852 |
* ATTENTION: call-statements are treated in cadpstatement. this code only deals with calls within expressions!! |
|
853 |
*/ |
|
854 |
|
|
855 |
final FunctionType funtype = (FunctionType)callExpression.child().type(); |
|
856 |
if (funtype.returnType() == null) |
|
857 |
throw new IllegalArgumentException("Internal error: Function call in expression with return-type void!"); |
|
858 |
|
|
859 |
/* create temp variable for result */ |
|
860 |
final String tmpresult = String.format("detcallresult_%1$s", OoaCADPVisitor.getUIntHashCode(callExpression)); |
|
861 |
final String tmpaftercallstates = String.format("callresult_%1$s", OoaCADPVisitor.getUIntHashCode(callExpression)); |
|
862 |
|
|
863 |
varDecl.AppendLine(String.format("%1$s %2$s;", CadpType.DumpType(funtype.returnType()), tmpresult)); |
|
864 |
varDecl.AppendLine(String.format("struct STATE_LIST * %1$s;", tmpaftercallstates)); |
|
865 |
/* create call */ |
|
866 |
final CadpExpression cadpexpr = new CadpExpression(m_procInfo, emittedVariabes); |
|
867 |
callExpression.child().Accept(cadpexpr); |
|
868 |
final String callstatement = cadpexpr.toString(); |
|
869 |
varDecl.Append(cadpexpr.VariableDeclarations()); |
|
870 |
m_usedIdentifier.addAll(cadpexpr.usedIdentifiers()); |
|
871 |
final StringBuilder parameter = new StringBuilder(m_procInfo.stateVariableString); |
|
872 |
for (final Expression arg : callExpression.arguments()) |
|
873 |
{ |
|
874 |
parameter.append(", "); |
|
875 |
final CadpExpression paramexpr = new CadpExpression(m_procInfo, emittedVariabes); |
|
876 |
arg.Accept(paramexpr); |
|
877 |
parameter.append(paramexpr.toString()); |
|
878 |
} |
|
879 |
parameter.append(String.format(", &(%1$s)", tmpresult)); |
|
880 |
|
|
881 |
m_emitter.Append("("); |
|
882 |
m_emitter.Append(String.format("%3$s = %1$s(%2$s)", callstatement, parameter, tmpaftercallstates)); |
|
883 |
m_emitter.Append(","); |
|
884 |
m_emitter.Append(String.format(" CALC_INVALID = %1$s == NULL ? (fprintf(stderr,\"call to %2$s returns NULL!\\n\"), 1) : (%1$s->next == NULL ? CALC_INVALID : (fprintf(stderr,\"call to %2$s non-deterministic!\\n\"), 1))", tmpaftercallstates, callstatement.replaceAll("\"", "'"))); |
|
885 |
if (!funtype.isPureFunction()) |
|
886 |
{ |
|
887 |
m_emitter.Append(","); |
|
888 |
m_emitter.Append(String.format(" elem = %1$s == NULL ? elem : (list_insert_list(%2$s, %1$s),%1$s)", tmpaftercallstates, m_procInfo.doneListString)); |
|
889 |
} |
|
890 |
m_emitter.Append(","); |
|
891 |
m_emitter.Append(String.format("%1$s", tmpresult)); |
|
892 |
m_emitter.Append(")"); |
|
893 |
} |
|
894 |
|
|
895 |
|
|
896 |
private interface IFilter<T> { |
|
897 |
boolean apply (T input); // poor man's anonymous function |
|
898 |
} |
|
899 |
|
|
900 |
private static <T> void removeAll(List<T> list, IFilter<T> filter) { |
|
901 |
int max; |
|
902 |
for (max = list.size() - 1; max >= 0; max --) { |
|
903 |
if (filter.apply(list.get(max))) |
|
904 |
list.remove(max); |
|
905 |
} |
|
906 |
} |
|
907 |
|
|
908 |
private List<Identifier> getListOfAccessedIdentifiers(CadpExpression child, final SymbolTable currentScopeSymbols) |
|
909 |
{ |
|
910 |
final List<Identifier> importVars = new ArrayList<Identifier>(child.usedIdentifiers()); |
|
911 |
if (currentScopeSymbols != null) |
|
912 |
removeAll(importVars, new IFilter<Identifier>(){ |
|
913 |
@Override |
|
914 |
public boolean apply(Identifier input) { |
|
915 |
return currentScopeSymbols.symbolList().contains(input); |
|
916 |
}}); |
|
917 |
|
|
918 |
removeAll(importVars, new IFilter<Identifier>(){ |
|
919 |
@Override |
|
920 |
public boolean apply(Identifier input) { |
|
921 |
return input.kind() == IdentifierKind.AttributeIdentifier || // we pass the complete state.. |
|
922 |
input.kind() == IdentifierKind.EnumIdentifier || // constant |
|
923 |
input.kind() == IdentifierKind.MethodIdentifier || |
|
924 |
input.kind() == IdentifierKind.NamedActionIdentifier; |
|
925 |
} |
|
926 |
}); |
|
927 |
return importVars; |
|
928 |
} |
|
929 |
|
|
930 |
|
|
931 |
@Override |
|
932 |
public void visit(ForallQuantifier quantifier) |
|
933 |
{ |
|
934 |
final CadpActionInfo info = new CadpActionInfo(null, -1, -1, m_procInfo.toDoListString, m_procInfo.doneListString, "oldstate"); |
|
935 |
final CadpExpression compExpr = new CadpExpression(info, emittedVariabes); |
|
936 |
quantifier.child().Accept(compExpr); |
|
937 |
|
|
938 |
// get a list of imported variabes |
|
939 |
final List<Identifier> importVars = getListOfAccessedIdentifiers(compExpr, quantifier.symbols()); |
|
940 |
|
|
941 |
final String functionName = String.format("forall_%1$s", OoaCADPVisitor.getUIntHashCode(quantifier)); |
|
942 |
m_emitter.Append(String.format("1 == %1$s", functionName)); |
|
943 |
m_emitter.Append(String.format("( %1$s", this.m_procInfo.stateVariableString)); |
|
944 |
for (final Identifier x : importVars) |
|
945 |
{ |
|
946 |
m_emitter.Append(","); |
|
947 |
m_emitter.Append(String.format("%1$s", CadpIdentifier.GetIdentifierString(x))); |
|
948 |
} |
|
949 |
m_emitter.Append(")"); |
|
950 |
|
|
951 |
// emit helper |
|
952 |
final OoasCodeEmitter helper = new OoasCodeEmitter(); |
|
953 |
helper.AppendLine(String.format("int %1$s(CAESAR_TYPE_STATE %2$s", functionName, "oldstate")); |
|
954 |
for (final Identifier x : importVars) |
|
955 |
{ |
|
956 |
helper.Append(", "); |
|
957 |
helper.Append(String.format("%1$s %2$s", CadpType.DumpType(x.type()), CadpIdentifier.GetIdentifierString(x))); |
|
958 |
} |
|
959 |
helper.AppendLine("){"); |
|
960 |
|
|
961 |
helper.AppendLine(compExpr.VariableDeclarations()); |
|
962 |
|
|
963 |
int loops = 0; |
|
964 |
for (final Identifier enumvar : quantifier.symbols().symbolList()) |
|
965 |
{ |
|
966 |
CadpType.EmitType(enumvar.type()); |
|
967 |
helper.AppendLine(String.format("long long iterator_%1$s;", CadpIdentifier.GetIdentifierString(enumvar))); |
|
968 |
helper.AppendLine(String.format("for (iterator_%1$s = %2$s; iterator_%1$s <= %3$s; iterator_%1$s++) {", |
|
969 |
CadpIdentifier.GetIdentifierString(enumvar), CadpType.GetMinVal(enumvar.type()), CadpType.GetMaxVal(enumvar.type()))); |
|
970 |
helper.AppendLine(String.format("/*%1$s*/ %2$s = %3$s(iterator_%2$s);", |
|
971 |
CadpType.DumpType(enumvar.type()), CadpIdentifier.GetIdentifierString(enumvar), CadpType.GetEnumVal(enumvar.type()))); |
|
972 |
if (enumvar.type().kind() == TypeKind.OoActionSystemType) |
|
973 |
{ |
|
974 |
// treat nulls - ignore them |
|
975 |
helper.AppendLine(String.format("if (memcmp(&%1$s, &%2$s, sizeof(%3$s)) == 0) continue;", |
|
976 |
CadpIdentifier.GetIdentifierString(enumvar), CadpType.GetNullConstant((OoActionSystemType)enumvar.type()), CadpType.DumpType(enumvar.type()))); |
|
977 |
} |
|
978 |
loops++; |
|
979 |
} |
|
980 |
|
|
981 |
helper.AppendLine(String.format("if (!(")); |
|
982 |
helper.AppendLine(compExpr.toString()); |
|
983 |
helper.AppendLine(String.format(") ) return 0;")); |
|
984 |
|
|
985 |
|
|
986 |
while (loops > 0) |
|
987 |
{ |
|
988 |
helper.AppendLine("}"); |
|
989 |
loops--; |
|
990 |
} |
|
991 |
helper.AppendLine("return 1; }"); |
|
992 |
|
|
993 |
m_helperCode.Append(helper.toString()); |
|
994 |
} |
|
995 |
|
|
996 |
@Override |
|
997 |
public void visit(ExistsQuantifier quantifier) |
|
998 |
{ |
|
999 |
final CadpActionInfo info = new CadpActionInfo(null, -1, -1, m_procInfo.toDoListString, m_procInfo.doneListString, "oldstate"); |
|
1000 |
final CadpExpression compExpr = new CadpExpression(info, emittedVariabes); |
|
1001 |
quantifier.child().Accept(compExpr); |
|
1002 |
|
|
1003 |
// get a list of imported variabes |
|
1004 |
final List<Identifier> importVars = getListOfAccessedIdentifiers(compExpr, quantifier.symbols()); |
|
1005 |
|
|
1006 |
final String functionName = String.format("exists_%1$s", OoaCADPVisitor.getUIntHashCode(quantifier)); |
|
1007 |
m_emitter.Append(String.format("1 == %1$s", functionName)); |
|
1008 |
m_emitter.Append(String.format("( %1$s", this.m_procInfo.stateVariableString)); |
|
1009 |
for (final Identifier x : importVars) |
|
1010 |
{ |
|
1011 |
m_emitter.Append(","); |
|
1012 |
m_emitter.Append(String.format("%1$s", CadpIdentifier.GetIdentifierString(x))); |
|
1013 |
} |
|
1014 |
m_emitter.Append(")"); |
|
1015 |
|
|
1016 |
// emit helper |
|
1017 |
final OoasCodeEmitter helper = new OoasCodeEmitter(); |
|
1018 |
helper.Append(String.format("int %1$s(CAESAR_TYPE_STATE %2$s", functionName, "oldstate")); |
|
1019 |
for (final Identifier x : importVars) |
|
1020 |
{ |
|
1021 |
helper.Append(", "); |
|
1022 |
helper.Append(String.format("%1$s %2$s", CadpType.DumpType(x.type()), CadpIdentifier.GetIdentifierString(x))); |
|
1023 |
} |
|
1024 |
helper.AppendLine("){"); |
|
1025 |
|
|
1026 |
helper.AppendLine(compExpr.VariableDeclarations()); |
|
1027 |
|
|
1028 |
int loops = 0; |
|
1029 |
for (final Identifier enumvar : quantifier.symbols().symbolList()) |
|
1030 |
{ |
|
1031 |
CadpType.EmitType(enumvar.type()); |
|
1032 |
helper.AppendLine(String.format("long long iterator_%1$s;", CadpIdentifier.GetIdentifierString(enumvar))); |
|
1033 |
helper.AppendLine(String.format("for (iterator_%1$s = %2$s; iterator_%1$s <= %3$s; iterator_%1$s++) {", |
|
1034 |
CadpIdentifier.GetIdentifierString(enumvar), CadpType.GetMinVal(enumvar.type()), CadpType.GetMaxVal(enumvar.type()))); |
|
1035 |
helper.AppendLine(String.format("/*%1$s*/ %2$s = %3$s(iterator_%2$s);", |
|
1036 |
CadpType.DumpType(enumvar.type()), CadpIdentifier.GetIdentifierString(enumvar), CadpType.GetEnumVal(enumvar.type()))); |
|
1037 |
if (enumvar.type().kind() == TypeKind.OoActionSystemType) |
|
1038 |
{ |
|
1039 |
// treat nulls - ignore them |
|
1040 |
helper.AppendLine(String.format("if (memcmp(&%1$s, &%2$s, sizeof(%3$s)) == 0) continue;", |
|
1041 |
CadpIdentifier.GetIdentifierString(enumvar), CadpType.GetNullConstant((OoActionSystemType)enumvar.type()), CadpType.DumpType(enumvar.type()))); |
|
1042 |
} |
|
1043 |
loops++; |
|
1044 |
} |
|
1045 |
|
|
1046 |
helper.AppendLine(String.format("if ((")); |
|
1047 |
helper.AppendLine(compExpr.toString()); |
|
1048 |
helper.AppendLine(String.format(") ) return 1;")); |
|
1049 |
|
|
1050 |
|
|
1051 |
while (loops > 0) |
|
1052 |
{ |
|
1053 |
helper.AppendLine("}"); |
|
1054 |
loops--; |
|
1055 |
} |
|
1056 |
helper.AppendLine("return 0; }"); |
|
1057 |
|
|
1058 |
m_helperCode.Append(helper.toString()); |
|
1059 |
} |
|
1060 |
|
|
1061 |
private static final class RefBool { |
|
1062 |
boolean value = false; |
|
1063 |
} |
|
1064 |
|
|
1065 |
@Override |
|
1066 |
public void visit(UnaryOperator unaryOperator) |
|
1067 |
{ |
|
1068 |
switch (unaryOperator.kind()) |
|
1069 |
{ |
|
1070 |
case tail: |
|
1071 |
final String tail = EmitTailOperation(unaryOperator); |
|
1072 |
m_emitter.Append(String.format("%1$s(", tail)); |
|
1073 |
VisitSub(unaryOperator.child(), unaryOperator); |
|
1074 |
m_emitter.Append(")"); |
|
1075 |
break; |
|
1076 |
case head: |
|
1077 |
m_emitter.Append("("); |
|
1078 |
VisitSub(unaryOperator.child(), unaryOperator); |
|
1079 |
m_emitter.Append(String.format(").elements[0]")); |
|
1080 |
break; |
|
1081 |
case len: |
|
1082 |
m_emitter.Append("("); |
|
1083 |
VisitSub(unaryOperator.child(), unaryOperator); |
|
1084 |
m_emitter.Append(String.format(").length")); |
|
1085 |
break; |
|
1086 |
case Cast: |
|
1087 |
m_emitter.Append("/*cast*/"); |
|
1088 |
final RefBool doSub = new RefBool(); |
|
1089 |
final String cast = EmitCastOperation(unaryOperator, /*out*/ doSub); |
|
1090 |
if (doSub.value) |
|
1091 |
{ |
|
1092 |
m_emitter.Append(String.format("(%1$s(", cast)); |
|
1093 |
VisitSub(unaryOperator.child(), unaryOperator); |
|
1094 |
m_emitter.Append("))"); |
|
1095 |
} |
|
1096 |
break; |
|
1097 |
default: |
|
1098 |
m_emitter.Append(" "); |
|
1099 |
m_emitter.Append(OperatorString(unaryOperator)); |
|
1100 |
m_emitter.Append("("); |
|
1101 |
VisitSub(unaryOperator.child(), unaryOperator); |
|
1102 |
m_emitter.Append(")"); |
|
1103 |
break; |
|
1104 |
} |
|
1105 |
} |
|
1106 |
|
|
1107 |
/* The cast support in this target instanceof limited: We can not cast differently sized types! |
|
1108 |
* Hence list and map lengths must be equal. |
|
1109 |
* */ |
|
1110 |
private boolean CADPCastEquivalent(UlyssesType type1, UlyssesType type2) |
|
1111 |
{ |
|
1112 |
if ((type1 == null) || (type2 == null)) |
|
1113 |
return false; |
|
1114 |
|
|
1115 |
final TypeKind tk1 = type1.kind(); |
|
1116 |
final TypeKind tk2 = type2.kind(); |
|
1117 |
|
|
1118 |
// if of different kind, then return false.. |
|
1119 |
if (tk1 != tk2) |
|
1120 |
return false; |
|
1121 |
|
|
1122 |
// if same kind, make a rigorous check |
|
1123 |
switch (tk1) |
|
1124 |
{ |
|
1125 |
case IntType: |
|
1126 |
return true; // we don't care about the range, since all ints are 32bit wide, which is the max that can be defined in OOAS |
|
1127 |
case BoolType: |
|
1128 |
return true; |
|
1129 |
case FloatType: |
|
1130 |
throw new UnsupportedOperationException(); // float type instanceof not used. other than that, we could return true |
|
1131 |
case EnumeratedType: |
|
1132 |
return type1 == type2; // reference equals! |
|
1133 |
case ListType: |
|
1134 |
final ListType listt1 = (ListType)type1; |
|
1135 |
final ListType listt2 = (ListType)type2; |
|
1136 |
return CADPCastEquivalent(listt1.innerType(), listt2.innerType()) && |
|
1137 |
listt1.maxNumberOfElements() == listt2.maxNumberOfElements(); |
|
1138 |
case MapType: |
|
1139 |
final MapType mapt1 = (MapType)type1; |
|
1140 |
final MapType mapt2 = (MapType)type2; |
|
1141 |
return CADPCastEquivalent(mapt1.fromType(), mapt2.fromType()) && |
|
1142 |
CADPCastEquivalent(mapt1.toType(), mapt2.toType()) && |
|
1143 |
mapt1.maxNumberOfElements() == mapt2.maxNumberOfElements(); |
|
1144 |
case QrType: |
|
1145 |
final QrType qr1 = (QrType)type1; |
|
1146 |
final QrType qr2 = (QrType)type2; |
|
1147 |
return qr1 == qr2; // ref eq. |
|
1148 |
case TupleType: |
|
1149 |
final TupleType tuplet1 = (TupleType)type1; |
|
1150 |
final TupleType tuplet2 = (TupleType)type2; |
|
1151 |
if (tuplet1.innerTypes().size() != tuplet2.innerTypes().size()) |
|
1152 |
return false; |
|
1153 |
final Iterator<UlyssesType> innert1 = tuplet1.innerTypes().iterator(); |
|
1154 |
final Iterator<UlyssesType> innert2 = tuplet2.innerTypes().iterator(); |
|
1155 |
while (innert1.hasNext()) |
|
1156 |
{ |
|
1157 |
final UlyssesType innert1Value = innert1.next(); |
|
1158 |
final UlyssesType innert2Value = innert2.next(); |
|
1159 |
|
|
1160 |
if (!CADPCastEquivalent(innert1Value, innert2Value)) |
|
1161 |
return false; |
|
1162 |
} |
|
1163 |
return true; |
|
1164 |
case OoActionSystemType: |
|
1165 |
return type1 == type2 /*ref. eq.*/ || |
|
1166 |
UlyssesType.Covariance((OoActionSystemType)type2, (OoActionSystemType)type1); |
|
1167 |
case OpaqueType: |
|
1168 |
throw new IllegalArgumentException(); |
|
1169 |
case Null: |
|
1170 |
case Any: |
|
1171 |
return true; |
|
1172 |
default: |
|
1173 |
throw new UnsupportedOperationException(); |
|
1174 |
} |
|
1175 |
} |
|
1176 |
|
|
1177 |
|
|
1178 |
private String EmitCastOperation(UnaryOperator unaryOperator, /*out*/ RefBool doSub) |
|
1179 |
{ |
|
1180 |
doSub.value = true; |
|
1181 |
if (unaryOperator.child().kind() == ExpressionKind.ListConstr && |
|
1182 |
((ListConstructor)unaryOperator.child()).hasComprehension()) |
|
1183 |
{ |
|
1184 |
// we get a malloced list an have to cut it down |
|
1185 |
final String childTypeName = CadpIdentifier.GetIdentifierString(unaryOperator.child().type().identifier()); |
|
1186 |
final String resultTypeName = CadpIdentifier.GetIdentifierString(unaryOperator.type().identifier()); |
|
1187 |
final String result = String.format("op_cast_malloc_%1$s_%2$s", childTypeName, resultTypeName); |
|
1188 |
|
|
1189 |
if (emittedOperations.contains(result)) |
|
1190 |
return result; |
|
1191 |
|
|
1192 |
// emit target type |
|
1193 |
CadpType.EmitType(unaryOperator.type()); |
|
1194 |
|
|
1195 |
switch (unaryOperator.type().kind()) |
|
1196 |
{ |
|
1197 |
case ListType: |
|
1198 |
final ListType toType = (ListType)unaryOperator.type(); |
|
1199 |
final ListType fromType = (ListType)unaryOperator.child().type(); |
|
1200 |
final String listStruct = String.format("struct struct_list_%1$s", CadpType.DumpType(fromType.innerType()).replaceAll(" ", "_")); |
|
1201 |
|
|
1202 |
if (!(fromType.innerType().kind() == TypeKind.Null || CADPCastEquivalent(fromType.innerType(), toType.innerType()))) |
|
1203 |
throw new UnsupportedOperationException(String.format("CADP Target does not support this type of cast: '%1$s' to '%2$s'", fromType.innerType().toString(), toType.innerType().toString())); |
|
1204 |
m_helperCode.AppendLine(String.format("%3$s %2$s(%1$s *toCast){", listStruct, result, resultTypeName)); |
|
1205 |
m_helperCode.AppendLine(String.format("%1$s result;", resultTypeName)); |
|
1206 |
m_helperCode.AppendLine(String.format("%1$s *tmp = toCast;", listStruct)); |
|
1207 |
m_helperCode.AppendLine(String.format("int len = 0;")); |
|
1208 |
m_helperCode.AppendLine(String.format("result.length = 0;")); |
|
1209 |
|
|
1210 |
m_helperCode.AppendLine("while (toCast != NULL)"); |
|
1211 |
m_helperCode.AppendLine("{"); |
|
1212 |
m_helperCode.AppendLine(String.format(" if (len < %1$s)", toType.maxNumberOfElements())); |
|
1213 |
m_helperCode.AppendLine(" {"); |
|
1214 |
m_helperCode.AppendLine(String.format("memcpy(&result.elements[len],&(toCast->element),sizeof(%1$s));", CadpType.DumpType(toType.innerType()))); |
|
1215 |
m_helperCode.AppendLine(String.format("result.length = len+1;")); |
|
1216 |
m_helperCode.AppendLine(" }"); |
|
1217 |
m_helperCode.AppendLine(" else "); |
|
1218 |
m_helperCode.AppendLine(" CALC_INVALID = 1;"); |
|
1219 |
m_helperCode.AppendLine(" len++;"); |
|
1220 |
m_helperCode.AppendLine(" tmp = toCast->next;"); |
|
1221 |
m_helperCode.AppendLine(" free(toCast);"); |
|
1222 |
m_helperCode.AppendLine(" toCast = tmp;"); |
|
1223 |
m_helperCode.AppendLine("}"); |
|
1224 |
m_helperCode.AppendLine(" if (CALC_INVALID == 1)"); |
|
1225 |
m_helperCode.AppendLine(String.format(" printf(\"\\n\\nCalculation invalid: Cast to smaller list in %1$s\\n\\n\");", result)); |
|
1226 |
|
|
1227 |
|
|
1228 |
m_helperCode.AppendLine(String.format("int counter;")); |
|
1229 |
m_helperCode.AppendLine(String.format("for (counter = %1$s; counter >= result.length; counter--) {", toType.maxNumberOfElements() - 1)); |
|
1230 |
m_helperCode.AppendLine(String.format("result.elements[counter] = %1$s%2$s(%3$s%2$s());}", |
|
1231 |
CadpType.enumString, CadpIdentifier.GetIdentifierString(toType.innerType().identifier()), CadpType.lowString)); |
|
1232 |
m_helperCode.AppendLine("return result; }"); |
|
1233 |
|
|
1234 |
|
|
1235 |
break; |
|
1236 |
default: |
|
1237 |
// no cast |
|
1238 |
return ""; |
|
1239 |
} |
|
1240 |
emittedOperations.add(result); |
|
1241 |
return result; |
|
1242 |
|
|
1243 |
|
|
1244 |
} |
|
1245 |
else |
|
1246 |
{ |
|
1247 |
final String childTypeName = CadpIdentifier.GetIdentifierString(unaryOperator.child().type().identifier()); |
|
1248 |
final String resultTypeName = CadpIdentifier.GetIdentifierString(unaryOperator.type().identifier()); |
|
1249 |
final String result = String.format("op_cast_%1$s_%2$s", childTypeName, resultTypeName); |
|
1250 |
|
|
1251 |
if (emittedOperations.contains(result)) |
|
1252 |
return result; |
|
1253 |
|
|
1254 |
// emit target type |
|
1255 |
CadpType.EmitType(unaryOperator.type()); |
|
1256 |
|
|
1257 |
switch (unaryOperator.type().kind()) |
|
1258 |
{ |
|
1259 |
case ListType: |
|
1260 |
final ListType toType = (ListType)unaryOperator.type(); |
|
1261 |
final ListType fromType = (ListType)unaryOperator.child().type(); |
|
1262 |
if (!(fromType.innerType().kind() == TypeKind.Null || CADPCastEquivalent(fromType.innerType(), toType.innerType()))) |
|
1263 |
throw new UnsupportedOperationException(String.format("CADP Target does not support this type of cast: '%1$s' to '%2$s'", fromType.innerType().toString(), toType.innerType().toString())); |
|
1264 |
m_helperCode.AppendLine(String.format("%3$s %2$s(%1$s toCast){", childTypeName, result, resultTypeName)); |
|
1265 |
m_helperCode.AppendLine(String.format("%1$s result;", resultTypeName)); |
|
1266 |
m_helperCode.AppendLine(String.format("if (toCast.length > %1$s) { printf(\"Cast to smaller list! %2$s\\n\"); ", toType.maxNumberOfElements(), result)); |
|
1267 |
m_helperCode.AppendLine(String.format("%1$s%2$s(stdout, toCast); fflush(stdout); CALC_INVALID=1; result.length = %3$s;} else", CadpType.printString, childTypeName, toType.maxNumberOfElements())); |
|
1268 |
m_helperCode.AppendLine(String.format("result.length = toCast.length;")); |
|
1269 |
m_helperCode.AppendLine(String.format("if (result.length > 0)")); |
|
1270 |
m_helperCode.AppendLine(String.format("memcpy(result.elements,toCast.elements,result.length * sizeof(%1$s));", CadpType.DumpType(toType.innerType()))); |
|
1271 |
m_helperCode.AppendLine(String.format("int counter;")); |
|
1272 |
m_helperCode.AppendLine(String.format("for (counter = %1$s; counter >= result.length; counter--) {", toType.maxNumberOfElements() - 1)); |
|
1273 |
m_helperCode.AppendLine(String.format("result.elements[counter] = %1$s%2$s(%3$s%2$s());}", |
|
1274 |
CadpType.enumString, CadpIdentifier.GetIdentifierString(toType.innerType().identifier()), CadpType.lowString)); |
|
1275 |
m_helperCode.AppendLine("return result; }"); |
|
1276 |
|
|
1277 |
|
|
1278 |
break; |
|
1279 |
case OoActionSystemType: |
|
1280 |
if (unaryOperator.child().kind() == ExpressionKind.Value && |
|
1281 |
(unaryOperator.child() instanceof ValueExpression<?>) && |
|
1282 |
((ValueExpression<?>)unaryOperator.child()).value() == null) |
|
1283 |
{ |
|
1284 |
m_emitter.Append(String.format("NULL_%1$s", CadpIdentifier.GetIdentifierString(unaryOperator.type().identifier()))); |
|
1285 |
doSub.value = false; |
|
1286 |
} |
|
1287 |
else |
|
1288 |
{ |
|
1289 |
doSub.value = true; |
|
1290 |
final CadpType targetType = new CadpType(); |
|
1291 |
unaryOperator.type().Accept(targetType); |
|
1292 |
final CadpType sourceType = new CadpType(); |
|
1293 |
unaryOperator.child().type().Accept(sourceType); |
|
1294 |
if (!(UlyssesType.Covariance((OoActionSystemType)unaryOperator.child().type(), (OoActionSystemType)unaryOperator.type()))) |
|
1295 |
{ |
|
1296 |
// cast result type (unaryOperator.type) not a sub-type of unaryOperator.child.type |
|
1297 |
return String.format("/* up-cast: %1$s as %2$s */ *(%2$s*)&", sourceType.ToString(), targetType.ToString()); |
|
1298 |
} |
|
1299 |
else |
|
1300 |
{ |
|
1301 |
return String.format(" /* down-cast: %1$s as %2$s */ *(%2$s*)&", sourceType.ToString(), targetType.ToString()); |
|
1302 |
} |
|
1303 |
|
|
1304 |
} |
|
1305 |
return ""; |
|
1306 |
default: |
|
1307 |
// no cast |
|
1308 |
return ""; |
|
1309 |
} |
|
1310 |
emittedOperations.add(result); |
|
1311 |
return result; |
|
1312 |
} |
|
1313 |
} |
|
1314 |
|
|
1315 |
private String EmitTailOperation(UnaryOperator unaryOperator) |
|
1316 |
{ |
|
1317 |
final String childTypeName = CadpIdentifier.GetIdentifierString(unaryOperator.child().type().identifier()); |
|
1318 |
final String result = String.format("op_tail_%1$s", childTypeName); |
|
1319 |
if (emittedOperations.contains(result)) |
|
1320 |
return result; |
|
1321 |
|
|
1322 |
final ListType alist = (ListType)unaryOperator.child().type(); |
|
1323 |
CadpType.EmitType(unaryOperator.type()); |
|
1324 |
final String resultType = CadpIdentifier.GetIdentifierString(unaryOperator.type().identifier()); |
|
1325 |
final ListType resultList = (ListType)unaryOperator.type(); |
|
1326 |
|
|
1327 |
// -- tail constructor |
|
1328 |
m_helperCode.AppendLine(String.format("%3$s %2$s(%1$s toCopy){", childTypeName, result, resultType)); |
|
1329 |
m_helperCode.AppendLine(String.format("%1$s result;", resultType)); |
|
1330 |
m_helperCode.AppendLine(String.format("if (toCopy.length == 0) { printf(\"Tail from empty list! %1$s\\n\"); abort();}", childTypeName)); |
|
1331 |
m_helperCode.AppendLine(String.format("result.length = toCopy.length - 1;")); |
|
1332 |
m_helperCode.AppendLine(String.format("if (result.length == 0)")); |
|
1333 |
m_helperCode.AppendLine(String.format("memset(&result,0,sizeof(%1$s));", resultType)); |
|
1334 |
m_helperCode.AppendLine(String.format("else")); |
|
1335 |
m_helperCode.AppendLine(String.format("memcpy(&result.elements[0],&toCopy.elements[1],result.length * sizeof(%1$s));", CadpType.DumpType(alist.innerType()), alist.maxNumberOfElements() - 1)); |
|
1336 |
|
|
1337 |
// in case our resulttype was set wider.. |
|
1338 |
m_helperCode.AppendLine(String.format("int counter;")); |
|
1339 |
m_helperCode.AppendLine(String.format("for (counter = %1$s; counter >= result.length; counter--) {", resultList.maxNumberOfElements() - 1)); |
|
1340 |
m_helperCode.AppendLine(String.format("result.elements[counter] = %1$s%2$s(%3$s%2$s());}", |
|
1341 |
CadpType.enumString, CadpIdentifier.GetIdentifierString(alist.innerType().identifier()), CadpType.lowString)); |
|
1342 |
|
|
1343 |
|
|
1344 |
m_helperCode.AppendLine("return result; }"); |
|
1345 |
|
|
1346 |
|
|
1347 |
emittedOperations.add(result); |
|
1348 |
return result; |
|
1349 |
} |
|
1350 |
|
|
1351 |
public String VariableDeclarations() |
|
1352 |
{ |
|
1353 |
return varDecl.toString(); |
|
1354 |
} |
|
1355 |
|
|
1356 |
@Override |
|
1357 |
public String toString() |
|
1358 |
{ |
|
1359 |
return m_emitter.toString(); |
|
1360 |
} |
|
1361 |
|
|
1362 |
public static String GetHelperCode() |
|
1363 |
{ |
|
1364 |
final StringBuilder result = new StringBuilder(m_helperCode.toString()); |
|
1365 |
result.append("void Model_Reset() {"); |
|
1366 |
result.append(System.lineSeparator()); |
|
1367 |
result.append(m_resetCode.toString()); |
|
1368 |
result.append("}"); |
|
1369 |
result.append(System.lineSeparator()); |
|
1370 |
return result.toString(); |
|
1371 |
} |
|
1372 |
|
|
1373 |
public CadpExpression(CadpActionInfo aProcInfo) |
|
1374 |
{ |
|
1375 |
if (aProcInfo == null) |
|
1376 |
throw new IllegalArgumentException(); |
|
1377 |
m_procInfo = aProcInfo; |
|
1378 |
} |
|
1379 |
|
|
1380 |
|
|
1381 |
public CadpExpression(CadpActionInfo aProcInfo, HashSet<Identifier> varDecls) |
|
1382 |
{ |
|
1383 |
if (aProcInfo == null) |
|
1384 |
throw new IllegalArgumentException(); |
|
1385 |
m_procInfo = aProcInfo; |
|
1386 |
emittedVariabes.addAll(varDecls); |
|
1387 |
} |
|
1388 |
} |
|
71 |
|
|
72 |
/// <summary> |
|
73 |
/// Knows how to construct a C-CADP expression from an AST-expression |
|
74 |
/// (only basic arithmetical operations supported) |
|
75 |
/// </summary> |
|
76 |
public final class CadpExpression extends OoaExpressionVisitor |
|
77 |
{ |
|
78 |
private OoasCodeEmitter m_emitter = new OoasCodeEmitter(); |
|
79 |
private final CadpActionInfo m_procInfo; |
|
80 |
private final ArrayList<Identifier> m_usedIdentifier = new ArrayList<Identifier>(); |
|
81 |
private static OoasCodeEmitter m_helperCode = new OoasCodeEmitter(); |
|
82 |
private static OoasCodeEmitter m_resetCode = new OoasCodeEmitter(); |
|
83 |
|
|
84 |
public static HashSet<String> emittedOperations = new HashSet<String>(); |
|
85 |
public List<Identifier> usedIdentifiers() { return m_usedIdentifier; } |
|
86 |
|
|
87 |
private String OperatorString(Expression expression) |
|
88 |
{ |
|
89 |
switch (expression.kind()) |
|
90 |
{ |
|
91 |
case abs: // T_ABS: |
|
92 |
case card: // T_CARD: |
|
93 |
case dom: // T_DOM: |
|
94 |
case range: // T_RNG: |
|
95 |
case merge: // T_MERGE: |
|
96 |
case elems: // T_ELEMS: |
|
97 |
case inds: // T_INDS: |
|
98 |
case dinter: // T_DINTER: |
|
99 |
case dunion: // T_DUNION: |
|
100 |
case domresby: // T_DOMRESBY: |
|
101 |
case domresto: // T_DOMRESTO: |
|
102 |
case rngresby: // T_RNGRESBY: |
|
103 |
case rngresto: // T_RNGRESTO: |
|
104 |
case inter: // T_INTER: |
|
105 |
case union: // T_UNION: |
|
106 |
case munion: // T_MUNION: |
|
107 |
case seqmod_mapoverride: // T_SEQMOD_MAPOVERRIDE: |
|
108 |
case subset: |
|
109 |
case biimplies: // T_BIIMPLIES: |
|
110 |
case Primed: |
|
111 |
throw new UnsupportedOperationException(); |
|
112 |
|
|
113 |
case notelemin: |
|
114 |
case elemin: |
|
115 |
case implies: // T_IMPLIES: |
|
116 |
case conc: // T_CONC: |
|
117 |
case head: // T_HEAD: |
|
118 |
case tail: // T_TAIL: |
|
119 |
case len: // T_LEN: |
|
120 |
throw new IllegalArgumentException(); // handled directly in binary operator! (T_CONC instanceof still todo, however) |
|
121 |
|
|
122 |
|
|
123 |
case div: // T_DIV: |
|
124 |
return "/"; |
|
125 |
case idiv: // T_IDIV: |
|
126 |
return "/"; |
|
127 |
case mod: // T_MOD: |
|
128 |
return "%"; |
|
129 |
case prod: // T_PROD: |
|
130 |
return "*"; |
|
131 |
case sum: // T_SUM: |
|
132 |
return "+"; |
|
133 |
case minus: // T_MINUS: |
|
134 |
return "-"; |
|
135 |
case less: |
|
136 |
return "<"; |
|
137 |
case lessequal: |
|
138 |
return "<="; |
|
139 |
case greater: |
|
140 |
return ">"; |
|
141 |
case greaterequal: |
|
142 |
return ">="; |
|
143 |
case equal: |
|
144 |
return "=="; |
|
145 |
case notequal: |
|
146 |
return "!="; |
|
147 |
case and: // T_AND: |
|
148 |
return "&&"; |
|
149 |
case or: // T_OR: |
|
150 |
return "||"; |
|
151 |
case not: |
|
152 |
return "!"; |
|
153 |
|
|
154 |
case Cast: |
|
155 |
throw new IllegalArgumentException(); // handled elsewhere |
|
156 |
/*if (expression.type != null) |
|
157 |
return "("+expression.type().ToString()+")"; |
|
158 |
else |
|
159 |
return "(??Cast??)";*/ |
|
160 |
|
|
161 |
default: |
|
162 |
return expression.kind().toString(); |
|
163 |
} |
|
164 |
} |
|
165 |
@Override |
|
166 |
public <T>void visit(ValueExpression<T> valueExpression) |
|
167 |
{ |
|
168 |
if (valueExpression.value() == null) |
|
169 |
{ |
|
170 |
m_emitter.Append("NULL"); |
|
171 |
} |
|
172 |
else if (valueExpression.valueType() == LeafTypeEnum.bool) |
|
173 |
{ |
|
174 |
// bad hack.. |
|
175 |
final boolean aboolval = (Boolean)valueExpression.value(); |
|
176 |
m_emitter.AppendLine(aboolval ? "1" : "0"); |
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changing java, cpp, hpp files to unix line endings