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annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/impl/DefaultCallNode.java @ 15064:f675818d9ad0

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new getStackTrace and getCurrentFrame functionality in TruffleRuntime
author Lukas Stadler <lukas.stadler@oracle.com>
date Fri, 11 Apr 2014 11:53:11 +0200
parents 64dcb92ee75a
children 448338c9ce96
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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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.CompilerDirectives.*;
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29 import com.oracle.truffle.api.frame.*;
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30 import com.oracle.truffle.api.frame.FrameInstance.*;
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31 import com.oracle.truffle.api.nodes.*;
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32
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33 public class DefaultCallNode extends CallNode implements MaterializedFrameNotify {
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34
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35 @CompilationFinal private FrameAccess outsideFrameAccess = FrameAccess.NONE;
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36
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37 public DefaultCallNode(CallTarget target) {
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38 super(target);
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39 }
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40
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41 @Override
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42 public Object call(VirtualFrame frame, Object[] arguments) {
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43 return callProxy(this, getCurrentCallTarget(), frame, arguments);
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44 }
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45
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46 public static Object callProxy(MaterializedFrameNotify notify, CallTarget callTarget, VirtualFrame frame, Object[] arguments) {
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47 try {
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48 if (notify.getOutsideFrameAccess() != FrameAccess.NONE) {
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49 CompilerDirectives.materialize(frame);
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50 }
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51 return callTarget.call(arguments);
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52 } finally {
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53 // this assertion is needed to keep the values from being cleared as non-live locals
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54 assert notify != null & callTarget != null & frame != null;
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55 }
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56 }
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57
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58 @Override
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59 public FrameAccess getOutsideFrameAccess() {
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60 return outsideFrameAccess;
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61 }
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62
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63 @Override
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64 public void setOutsideFrameAccess(FrameAccess outsideFrameAccess) {
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65 this.outsideFrameAccess = outsideFrameAccess;
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66 }
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67
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68 @Override
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69 public void inline() {
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70 }
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71
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72 @Override
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73 public CallTarget getSplitCallTarget() {
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74 return null;
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75 }
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76
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77 @Override
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78 public boolean split() {
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79 return false;
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80 }
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81
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82 @Override
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83 public boolean isSplittable() {
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84 return false;
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85 }
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86
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87 @Override
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88 public boolean isInlined() {
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89 return false;
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90 }
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91
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92 @Override
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93 public boolean isInlinable() {
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94 return false;
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95 }
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96
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97 @Override
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98 public String toString() {
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99 return (getParent() != null ? getParent().toString() : super.toString()) + " call " + getCurrentCallTarget().toString();
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100 }
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101 }