Examples with IntegerValue jkind.lustre.values.IntegerValue used on opensource projects

Example 1 with IntegerValue

use of jkind.lustre.values.IntegerValue in project AGREE by loonwerks.

the class TcgXmlWriter method writeSignal.

private void writeSignal(int k, Signal<Value> signal) throws Exception {
    String name = escapeXml(signal.getName());
    // TODO: fix this with the type map!
    Type type;
    if (signal.getValues().isEmpty()) {
        throw new TcgException("Unable to assertain signal type in XmlWriter");
    } else {
        Map.Entry<Integer, Value> entry = signal.getValues().entrySet().iterator().next();
        Value v = entry.getValue();
        if (v instanceof IntegerValue) {
            type = NamedType.INT;
        } else if (v instanceof RealValue) {
            type = NamedType.REAL;
        } else if (v instanceof BooleanValue) {
            type = NamedType.BOOL;
        } else {
            throw new TcgException("Unexpected signal type in XmlWriter");
        }
    }
    out.println("      <Signal name=\"" + name + "\" type=\"" + type + "\">");
    for (int i = 0; i < k; i++) {
        out.println("        <Value time=\"" + i + "\">" + formatValue(signal.getValue(i)) + "</Value>");
    }
    out.println("      </Signal>");
}

Example 2 with IntegerValue

use of jkind.lustre.values.IntegerValue in project AGREE by loonwerks.

the class CounterexampleLoaderHelper method lustreValueToInputConstraint.

private InputConstraint lustreValueToInputConstraint(final Value value) {
    if (value instanceof BooleanValue) {
        final BooleanLiteral ic = InputConstraintFactory.eINSTANCE.createBooleanLiteral();
        ic.setValue(((BooleanValue) value).value);
        return ic;
    } else if (value instanceof IntegerValue) {
        final IntegerLiteral ic = InputConstraintFactory.eINSTANCE.createIntegerLiteral();
        ic.setValue(((IntegerValue) value).value);
        return ic;
    } else if (value instanceof RealValue) {
        final BigFraction fraction = ((RealValue) value).value;
        final BinaryExpression ic = ExpressionFactory.createFraction(fraction.getNumerator(), fraction.getDenominator());
        return ic;
    } else {
        throw new RuntimeException("Unsupported value type: " + value.getClass());
    }
}

Example 3 with IntegerValue

use of jkind.lustre.values.IntegerValue in project AGREE by loonwerks.

the class AGREESimulationState method getConstantLustreValue.

// Returns the raw value stored in the counterexample provided by JKind
public Value getConstantLustreValue(final int frameIndex, final Object constant) {
    if (frameIndex < 0 || frameIndex > frameInfos.size()) {
        throw new IllegalArgumentException("frameIndex is outside the valid range");
    }
    final ConstStatement constStatement = asConstant(constant);
    final com.rockwellcollins.atc.agree.agree.Expr agreeExpr = constStatement.getExpr();
    if (agreeExpr instanceof IntLitExpr) {
        return new IntegerValue(new BigInteger(((IntLitExpr) agreeExpr).getVal(), 10));
    } else if (agreeExpr instanceof RealLitExpr) {
        BigDecimal bd = new BigDecimal(((RealLitExpr) agreeExpr).getVal());
        if (bd.scale() < 0) {
            bd = bd.setScale(0);
        }
        return new RealValue(new BigFraction(bd.unscaledValue(), BigInteger.TEN.pow(bd.scale())));
    } else if (agreeExpr instanceof BoolLitExpr) {
        return BooleanValue.fromBoolean(((BoolLitExpr) agreeExpr).getVal().getValue());
    } else {
        return null;
    }
}

Example 4 with IntegerValue

use of jkind.lustre.values.IntegerValue in project AGREE by loonwerks.

the class FrameAssertionHelper method valueToExpr.

private static Expr valueToExpr(final Value value) {
    assert value != null;
    if (value instanceof ArrayValue) {
        final ArrayValue arrayValue = (ArrayValue) value;
        final ArrayList<Expr> exprList = new ArrayList<Expr>(arrayValue.elements.size());
        for (final Value childValue : arrayValue.elements) {
            exprList.add(valueToExpr(childValue));
        }
        return new ArrayExpr(exprList);
    } else if (value instanceof BooleanValue) {
        return new BoolExpr(((BooleanValue) value).value);
    } else if (value instanceof EnumValue) {
        return new IdExpr(((EnumValue) value).value);
    } else if (value instanceof IntegerValue) {
        return new IntExpr(((IntegerValue) value).value);
    } else if (value instanceof RealValue) {
        final BigFraction fraction = ((RealValue) value).value;
        return new BinaryExpr(new RealExpr(new BigDecimal(fraction.getNumerator())), BinaryOp.DIVIDE, new RealExpr(new BigDecimal(fraction.getDenominator())));
    }
    if (value instanceof TupleValue) {
        final TupleValue tupleValue = (TupleValue) value;
        final ArrayList<Expr> exprList = new ArrayList<Expr>(tupleValue.elements.size());
        for (final Value childValue : tupleValue.elements) {
            exprList.add(valueToExpr(childValue));
        }
        return new TupleExpr(exprList);
    } else {
        throw new RuntimeException("Unhandled case. Value is of type: " + value.getClass());
    }
}

Example 5 with IntegerValue

use of jkind.lustre.values.IntegerValue in project AGREE by loonwerks.

the class SimulationFrameResults method eval.

private Value eval(final Expr lustreExpr) {
    if (lustreExpr instanceof BoolExpr) {
        return BooleanValue.fromBoolean(((BoolExpr) lustreExpr).value);
    } else if (lustreExpr instanceof IntExpr) {
        return new IntegerValue(((IntExpr) lustreExpr).value);
    } else if (lustreExpr instanceof RealExpr) {
        final RealExpr realExpr = (RealExpr) lustreExpr;
        return new RealValue(BigFraction.valueOf(realExpr.value));
    } else if (lustreExpr instanceof BinaryExpr) {
        final BinaryExpr binaryExpr = (BinaryExpr) lustreExpr;
        final Value leftValue = eval(binaryExpr.left);
        final Value rightValue = eval(binaryExpr.right);
        if (leftValue == null || rightValue == null) {
            return null;
        }
        return leftValue.applyBinaryOp(binaryExpr.op, rightValue);
    } else if (lustreExpr instanceof UnaryExpr) {
        final UnaryExpr unaryExpr = (UnaryExpr) lustreExpr;
        final Value operandValue = eval(unaryExpr.expr);
        if (operandValue == null) {
            return null;
        }
        return operandValue.applyUnaryOp(unaryExpr.op);
    }
    return null;
}