Examples with Node jkind.lustre.Node used on opensource projects

Example 31 with Node

use of jkind.lustre.Node in project AGREE by loonwerks.

the class AgreeASTBuilder method caseCallExpr.

/*
	 * CallExpr could be a node call, a regular function call, or an uninterpreted function call.
	 * The former two cases will return a NodeCallExpr, the third case will return a FunctionCallExpr.
	 */
@Override
public Expr caseCallExpr(CallExpr expr) {
    NamedElement namedEl = expr.getRef().getElm();
    String fnName = AgreeUtils.getNodeName(namedEl);
    boolean found = false;
    for (Node node : globalNodes) {
        if (node.id.equals(fnName)) {
            found = true;
            break;
        }
    }
    if (!found) {
        for (Function function : uninterpretedFunc) {
            if (function.id.equals(fnName)) {
                found = true;
                break;
            }
        }
    }
    if (!found) {
        DoubleDotRef fn = expr.getRef();
        doSwitch(fn.getElm());
        // for dReal integration
        if (fnName.substring(0, 7).equalsIgnoreCase("dreal__")) {
            fnName = namedEl.getName();
        }
    }
    List<Expr> argResults = new ArrayList<>();
    for (com.rockwellcollins.atc.agree.agree.Expr argExpr : expr.getArgs()) {
        argResults.add(doSwitch(argExpr));
    }
    if (functionNameExists(fnName)) {
        FunctionCallExpr functionCall = new FunctionCallExpr(fnName.replace("::", "__"), argResults);
        return functionCall;
    }
    NodeCallExpr nodeCall = new NodeCallExpr(fnName.replace("::", "__"), argResults);
    return nodeCall;
}

Example 32 with Node

use of jkind.lustre.Node in project AGREE by loonwerks.

the class AgreeASTBuilder method caseNodeDef.

@Override
public Expr caseNodeDef(NodeDef expr) {
    String nodeName = AgreeUtils.getNodeName(expr);
    for (Node node : globalNodes) {
        if (node.id.equals(nodeName)) {
            return null;
        }
    }
    List<VarDecl> inputs = agreeVarsFromArgs(expr.getArgs(), null);
    List<VarDecl> outputs = agreeVarsFromArgs(expr.getRets(), null);
    NodeBodyExpr body = expr.getNodeBody();
    List<VarDecl> internals = agreeVarsFromArgs(body.getLocs(), null);
    List<Equation> eqs = new ArrayList<>();
    List<String> props = new ArrayList<>();
    // TODO are node lemmas deprecated?
    String lemmaName = "__nodeLemma";
    int lemmaIndex = 0;
    for (NodeStmt stmt : body.getStmts()) {
        if (stmt instanceof NodeLemma) {
            NodeLemma nodeLemma = (NodeLemma) stmt;
            String propName = lemmaName + lemmaIndex++;
            IdExpr eqId = new IdExpr(propName);
            internals.add(new VarDecl(eqId.id, NamedType.BOOL));
            Expr eqExpr = doSwitch(nodeLemma.getExpr());
            Equation eq = new Equation(eqId, eqExpr);
            eqs.add(eq);
            props.add(eqId.id);
        } else if (stmt instanceof NodeEq) {
            eqs.add(nodeEqToEq((NodeEq) stmt));
        }
    }
    NodeBuilder builder = new NodeBuilder(nodeName);
    builder.addInputs(inputs);
    builder.addOutputs(outputs);
    builder.addLocals(internals);
    builder.addEquations(eqs);
    builder.addProperties(props);
    Node n = builder.build();
    addToNodeList(n);
    return null;
}

Example 33 with Node

use of jkind.lustre.Node in project AGREE by loonwerks.

the class VerifyHandler method createVerification.

private AnalysisResult createVerification(String resultName, ComponentInstance compInst, Program lustreProgram, AgreeProgram agreeProgram, AnalysisType analysisType) {
    // ///////
    // Logger logger = Logger.getLogger("MyLog");
    // FileHandler fh;
    // try {
    // This block configure the logger with handler and formatter
    // fh = new FileHandler("/home/thomas/zzz.log");
    // logger.addHandler(fh);
    // SimpleFormatter formatter = new SimpleFormatter();
    // fh.setFormatter(formatter);
    // logger.info("Agree Program:");
    // AgreeASTPrettyprinter pp = new AgreeASTPrettyprinter();
    // pp.visit(agreeProgram);
    // logger.info(pp.toString());
    // } catch (SecurityException ex) {
    // ex.printStackTrace();
    // }
    // catch (IOException ex) {
    // ex.printStackTrace();
    // }
    // //////////////
    AgreeAutomaterRegistry aAReg = (AgreeAutomaterRegistry) ExtensionRegistry.getRegistry(ExtensionRegistry.AGREE_AUTOMATER_EXT_ID);
    List<AgreeAutomater> automaters = aAReg.getAgreeAutomaters();
    AgreeRenaming renaming = new AgreeRenaming();
    AgreeLayout layout = new AgreeLayout();
    Node mainNode = null;
    for (Node node : lustreProgram.nodes) {
        if (node.id.equals(lustreProgram.main)) {
            mainNode = node;
            break;
        }
    }
    if (mainNode == null) {
        throw new AgreeException("Could not find main lustre node after translation");
    }
    List<String> properties = new ArrayList<>();
    RenamingVisitor.addRenamings(lustreProgram, renaming, compInst, layout);
    addProperties(renaming, properties, mainNode, agreeProgram);
    for (AgreeAutomater aa : automaters) {
        renaming = aa.rename(renaming);
        layout = aa.transformLayout(layout);
    }
    JKindResult result;
    switch(analysisType) {
        case Consistency:
            result = new ConsistencyResult(resultName, mainNode.properties, Collections.singletonList(true), renaming);
            break;
        case Realizability:
            result = new JRealizabilityResult(resultName, renaming);
            break;
        case AssumeGuarantee:
            final Set<String> invertedProperties = renaming.getInvertedProperties();
            List<Boolean> invertedPropertyMask = mainNode.properties.stream().map(p -> invertedProperties.contains(p)).collect(Collectors.toList());
            result = new JKindResult(resultName, properties, invertedPropertyMask, renaming);
            break;
        default:
            throw new AgreeException("Unhandled Analysis Type");
    }
    queue.add(result);
    ComponentImplementation compImpl = AgreeUtils.getInstanceImplementation(compInst);
    linker.setProgram(result, lustreProgram);
    linker.setComponent(result, compImpl);
    linker.setContract(result, getContract(compImpl));
    linker.setLayout(result, layout);
    linker.setReferenceMap(result, renaming.getRefMap());
    linker.setLog(result, AgreeLogger.getLog());
    linker.setRenaming(result, renaming);
    // System.out.println(program);
    return result;
}

Example 34 with Node

use of jkind.lustre.Node in project AGREE by loonwerks.

the class AgreePatternTranslator method translate.

public static AgreeProgram translate(AgreeProgram program) {
    List<Node> patternLustreNodes = new ArrayList<>();
    // reset the static variable before refreshing its values in translateNode call
    containsRealTimePatterns = false;
    AgreeNode topNode = new AgreePatternTranslator().translateNode(program.topNode, true);
    List<AgreeNode> agreeNodes = gatherNodes(topNode);
    patternLustreNodes.addAll(program.globalLustreNodes);
    return new AgreeProgram(agreeNodes, patternLustreNodes, program.uninterpretedFunctions, program.globalTypes, topNode, containsRealTimePatterns);
}

Example 35 with Node

use of jkind.lustre.Node in project AGREE by loonwerks.

the class AgreeMakeClockedLustreNodes method visit.

@Override
public Expr visit(NodeCallExpr e) {
    // check to see if we have already made a clocked version of this node
    Node clockedNode = getClockedNode(e.node);
    List<Expr> argList = new ArrayList<>();
    argList.add(new IdExpr(clockVarName));
    argList.add(new IdExpr(initVarName));
    argList.addAll(e.args);
    return new NodeCallExpr(clockedNode.id, acceptList(argList));
}