13514
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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.call;
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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 import com.oracle.truffle.ruby.nodes.*;
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16 import com.oracle.truffle.ruby.runtime.*;
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17 import com.oracle.truffle.ruby.runtime.core.*;
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18
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19 public class InlinedUnboxedDispatchNode extends UnboxedDispatchNode {
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20
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21 private final Class expectedClass;
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22 private final Assumption unmodifiedAssumption;
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23
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24 private final InlinableMethodImplementation method;
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25 private final RubyRootNode rootNode;
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26
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27 @Child protected UnboxedDispatchNode next;
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28
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29 public InlinedUnboxedDispatchNode(RubyContext context, SourceSection sourceSection, Class expectedClass, Assumption unmodifiedAssumption, InlinableMethodImplementation method,
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30 UnboxedDispatchNode next) {
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31 super(context, sourceSection);
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32
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33 assert expectedClass != null;
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34 assert method != null;
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35
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36 this.expectedClass = expectedClass;
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37 this.unmodifiedAssumption = unmodifiedAssumption;
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38 this.method = method;
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39 this.rootNode = method.getCloneOfPristineRootNode();
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40 this.next = adoptChild(next);
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41 }
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42
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43 @Override
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44 public Object dispatch(VirtualFrame frame, Object receiverObject, RubyProc blockObject, Object[] argumentsObjects) {
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45 // Check the class is what we expect
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46
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47 if (receiverObject.getClass() != expectedClass) {
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48 return next.dispatch(frame, receiverObject, blockObject, argumentsObjects);
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49 }
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50
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51 // Check the class has not been modified
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52
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53 try {
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54 unmodifiedAssumption.check();
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55 } catch (InvalidAssumptionException e) {
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56 return respecialize("class modified", frame, receiverObject, blockObject, argumentsObjects);
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57 }
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58
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59 // Call the method
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60
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61 final RubyArguments arguments = new RubyArguments(method.getDeclarationFrame(), receiverObject, blockObject, argumentsObjects);
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62 final VirtualFrame inlinedFrame = Truffle.getRuntime().createVirtualFrame(frame.pack(), arguments, method.getFrameDescriptor());
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63 return rootNode.execute(inlinedFrame);
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64 }
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65
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66 @Override
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67 public void setNext(UnboxedDispatchNode next) {
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68 this.next = adoptChild(next);
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69 }
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70
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71 }
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