Mercurial > hg > graal-jvmci-8
diff graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/RubyRootNode.java @ 13514:0fbee3eb71f0
Ruby: import project.
author | Chris Seaton <chris.seaton@oracle.com> |
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date | Mon, 06 Jan 2014 17:12:09 +0000 |
parents | |
children | 232eb6708943 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/RubyRootNode.java Mon Jan 06 17:12:09 2014 +0000 @@ -0,0 +1,47 @@ +/* + * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved. This + * code is released under a tri EPL/GPL/LGPL license. You can use it, + * redistribute it and/or modify it under the terms of the: + * + * Eclipse Public License version 1.0 + * GNU General Public License version 2 + * GNU Lesser General Public License version 2.1 + */ +package com.oracle.truffle.ruby.nodes; + +import com.oracle.truffle.api.*; +import com.oracle.truffle.api.frame.*; +import com.oracle.truffle.api.nodes.*; + +/** + * The root node in an AST for a method. Unlike {@link RubyNode}, this has a single entry point, + * {@link #execute}, which Truffle knows about and can create a {@link CallTarget} from. + */ +public class RubyRootNode extends RootNode { + + protected final String indicativeName; + @Child protected RubyNode body; + + public RubyRootNode(SourceSection sourceSection, String indicativeName, RubyNode body) { + super(sourceSection); + + assert indicativeName != null; + assert body != null; + + this.body = adoptChild(body); + this.indicativeName = indicativeName; + } + + @Override + public Object execute(VirtualFrame frame) { + return body.execute(frame); + } + + @Override + public String toString() { + final SourceSection sourceSection = getSourceSection(); + final String source = sourceSection == null ? "<unknown>" : sourceSection.toString(); + return "Method " + indicativeName + ":" + source + "@" + Integer.toHexString(hashCode()); + } + +}