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annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/impl/DefaultDirectCallNode.java @ 21557:31fc2fce38f3

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Merge.
author Doug Simon <doug.simon@oracle.com>
date Wed, 27 May 2015 13:32:18 +0200
parents 36fb9592c13b
children
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1 /*
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2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation. Oracle designates this
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8 * particular file as subject to the "Classpath" exception as provided
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9 * by Oracle in the LICENSE file that accompanied this code.
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * version 2 for more details (a copy is included in the LICENSE file that
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15 * accompanied this code).
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16 *
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17 * You should have received a copy of the GNU General Public License version
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18 * 2 along with this work; if not, write to the Free Software Foundation,
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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20 *
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 * or visit www.oracle.com if you need additional information or have any
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23 * questions.
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24 */
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25 package com.oracle.truffle.api.impl;
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26
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27 import com.oracle.truffle.api.*;
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28 import com.oracle.truffle.api.frame.*;
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29 import com.oracle.truffle.api.nodes.*;
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30
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31 /**
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32 * This is runtime specific API. Do not use in a guest language.
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33 */
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34 public final class DefaultDirectCallNode extends DirectCallNode {
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35
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36 private boolean inliningForced;
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37
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38 public DefaultDirectCallNode(CallTarget target) {
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39 super(target);
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40 }
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41
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42 @Override
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43 public Object call(final VirtualFrame frame, Object[] arguments) {
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44 final CallTarget currentCallTarget = defaultTruffleRuntime().getCurrentFrame().getCallTarget();
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45 FrameInstance frameInstance = new FrameInstance() {
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46
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47 public Frame getFrame(FrameAccess access, boolean slowPath) {
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48 return frame;
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49 }
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50
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51 public boolean isVirtualFrame() {
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52 return false;
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53 }
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54
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55 public Node getCallNode() {
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56 return DefaultDirectCallNode.this;
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57 }
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58
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59 public CallTarget getCallTarget() {
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60 return currentCallTarget;
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61 }
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62 };
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63 defaultTruffleRuntime().pushFrame(frameInstance);
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64 try {
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65 return getCurrentCallTarget().call(arguments);
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66 } finally {
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67 defaultTruffleRuntime().popFrame();
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68 }
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69 }
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70
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71 @Override
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72 public void forceInlining() {
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73 inliningForced = true;
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74 }
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75
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76 @Override
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77 public boolean isInliningForced() {
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78 return inliningForced;
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79 }
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80
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81 @Override
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82 public CallTarget getClonedCallTarget() {
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83 return null;
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84 }
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85
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86 @Override
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87 public boolean cloneCallTarget() {
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88 return false;
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89 }
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90
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91 @Override
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92 public boolean isCallTargetCloningAllowed() {
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93 return false;
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94 }
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95
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96 @Override
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97 public boolean isInlinable() {
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98 return false;
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99 }
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100
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101 private static DefaultTruffleRuntime defaultTruffleRuntime() {
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102 return (DefaultTruffleRuntime) Truffle.getRuntime();
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103 }
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104 }