Mercurial > hg > truffle
annotate graal/GraalCompiler/src/com/sun/c1x/ir/ResolveClass.java @ 2636:8c02ca1e9eb1
Fixed bci for stateBefore in BlockBegin
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Wed, 11 May 2011 11:43:44 +0200 |
parents | 4dd0573f510b |
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1 /* |
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2 * Copyright (c) 2009, 2011, 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. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 package com.sun.c1x.ir; |
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24 |
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25 import com.oracle.graal.graph.*; |
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26 import com.sun.c1x.debug.*; |
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27 import com.sun.c1x.value.*; |
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28 import com.sun.cri.ci.*; |
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29 import com.sun.cri.ri.*; |
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30 |
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31 /** |
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32 * An instruction that represents the runtime resolution of a Java class object. For example, an |
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33 * ldc of a class constant that is unresolved. |
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34 */ |
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35 public final class ResolveClass extends StateSplit { |
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36 |
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37 private static final int INPUT_COUNT = 0; |
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38 private static final int SUCCESSOR_COUNT = 0; |
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39 |
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40 public final RiType type; |
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41 public final RiType.Representation portion; |
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42 |
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43 public ResolveClass(RiType type, RiType.Representation r, Graph graph, FrameState stateBefore) { |
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44 super(type.getRepresentationKind(r), INPUT_COUNT, SUCCESSOR_COUNT, graph); |
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45 this.portion = r; |
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46 this.type = type; |
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47 setFlag(Flag.NonNull); |
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48 setStateBefore(stateBefore); |
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49 } |
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50 |
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51 @Override |
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52 public void accept(ValueVisitor v) { |
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53 v.visitResolveClass(this); |
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54 } |
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55 |
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56 @Override |
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57 public int valueNumber() { |
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58 return 0x50000000 | type.hashCode(); |
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59 } |
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60 |
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61 @Override |
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62 public boolean valueEqual(Instruction x) { |
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63 if (x instanceof ResolveClass) { |
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64 ResolveClass r = (ResolveClass) x; |
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65 return r.portion == portion && r.type.equals(type); |
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66 } |
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67 return false; |
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68 } |
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69 |
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70 @Override |
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71 public String toString() { |
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72 return super.toString() + "(type: " + type + ", portion: " + portion + ")"; |
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73 } |
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74 |
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75 @Override |
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76 public void print(LogStream out) { |
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77 out.print("resolve[").print(CiUtil.toJavaName(type)).print("-" + portion + "]"); |
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78 } |
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79 |
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80 } |