Mercurial > hg > graal-compiler
diff graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/SLBinaryNode.java @ 13821:b16ec83edc73
Documentation and more refactoring of Simple Language
author | Christian Wimmer <christian.wimmer@oracle.com> |
---|---|
date | Wed, 29 Jan 2014 20:45:43 -0800 |
parents | 7c418666c6c9 |
children | 64c77f0577bb |
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--- a/graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/SLBinaryNode.java Wed Jan 29 20:43:28 2014 -0800 +++ b/graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/SLBinaryNode.java Wed Jan 29 20:45:43 2014 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -24,10 +24,11 @@ import com.oracle.truffle.api.dsl.*; +/** + * Utility base class for operations that take two arguments (per convention called "left" and + * "right). For concrete subclassses of this class, the Truffle DSL creates two child fields, and + * the necessary constructors and logic to set them. + */ @NodeChildren({@NodeChild("leftNode"), @NodeChild("rightNode")}) public abstract class SLBinaryNode extends SLExpressionNode { - - public boolean isString(Object a, Object b) { - return a instanceof String || b instanceof String; - } }