annotate graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/RubyRootNode.java @ 13853:f11d3d5248b5

Use UTF-8 encoding when compiling on the command line and for Eclipse projects
author Christian Wimmer <christian.wimmer@oracle.com>
date Fri, 31 Jan 2014 16:36:02 -0800
parents 232eb6708943
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved. This
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3 * code is released under a tri EPL/GPL/LGPL license. You can use it,
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4 * redistribute it and/or modify it under the terms of the:
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5 *
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6 * Eclipse Public License version 1.0
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7 * GNU General Public License version 2
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8 * GNU Lesser General Public License version 2.1
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9 */
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10 package com.oracle.truffle.ruby.nodes;
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11
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12 import com.oracle.truffle.api.*;
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13 import com.oracle.truffle.api.frame.*;
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14 import com.oracle.truffle.api.nodes.*;
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15
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16 /**
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17 * The root node in an AST for a method. Unlike {@link RubyNode}, this has a single entry point,
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18 * {@link #execute}, which Truffle knows about and can create a {@link CallTarget} from.
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19 */
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20 public class RubyRootNode extends RootNode {
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21
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22 protected final String indicativeName;
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23 @Child protected RubyNode body;
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24
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25 public RubyRootNode(SourceSection sourceSection, FrameDescriptor descriptor, String indicativeName, RubyNode body) {
232eb6708943 Ruby: required fixes for moving FrameDescriptor to the RootNode.
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26 super(sourceSection, descriptor);
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28 assert indicativeName != null;
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29 assert body != null;
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30
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31 this.body = adoptChild(body);
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32 this.indicativeName = indicativeName;
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33 }
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34
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35 @Override
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36 public Object execute(VirtualFrame frame) {
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37 return body.execute(frame);
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38 }
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39
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40 @Override
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41 public String toString() {
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42 final SourceSection sourceSection = getSourceSection();
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43 final String source = sourceSection == null ? "<unknown>" : sourceSection.toString();
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44 return "Method " + indicativeName + ":" + source + "@" + Integer.toHexString(hashCode());
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45 }
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46
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47 }