Examples with LogicConstantNode org.graalvm.compiler.nodes.LogicConstantNode used on opensource projects

Example 6 with LogicConstantNode

use of org.graalvm.compiler.nodes.LogicConstantNode in project graal by oracle.

the class NodeLIRBuilder method emitConditional.

public Variable emitConditional(LogicNode node, Value trueValue, Value falseValue) {
    if (node instanceof IsNullNode) {
        IsNullNode isNullNode = (IsNullNode) node;
        LIRKind kind = gen.getLIRKind(isNullNode.getValue().stamp(NodeView.DEFAULT));
        Value nullValue = gen.emitConstant(kind, JavaConstant.NULL_POINTER);
        return gen.emitConditionalMove(kind.getPlatformKind(), operand(isNullNode.getValue()), nullValue, Condition.EQ, false, trueValue, falseValue);
    } else if (node instanceof CompareNode) {
        CompareNode compare = (CompareNode) node;
        PlatformKind kind = gen.getLIRKind(compare.getX().stamp(NodeView.DEFAULT)).getPlatformKind();
        return gen.emitConditionalMove(kind, operand(compare.getX()), operand(compare.getY()), compare.condition().asCondition(), compare.unorderedIsTrue(), trueValue, falseValue);
    } else if (node instanceof LogicConstantNode) {
        return gen.emitMove(((LogicConstantNode) node).getValue() ? trueValue : falseValue);
    } else if (node instanceof IntegerTestNode) {
        IntegerTestNode test = (IntegerTestNode) node;
        return gen.emitIntegerTestMove(operand(test.getX()), operand(test.getY()), trueValue, falseValue);
    } else {
        throw GraalError.unimplemented(node.toString());
    }
}