Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/RubyRootNode.java @ 13780:d6ac7ebead35
canonicalize a LoadField on a null constant object to deopt
author | Lukas Stadler <lukas.stadler@jku.at> |
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date | Tue, 28 Jan 2014 14:39:48 +0100 |
parents | 232eb6708943 |
children |
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/* * 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, FrameDescriptor descriptor, String indicativeName, RubyNode body) { super(sourceSection, descriptor); 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()); } }