Mercurial > hg > truffle
annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/NewMultiArrayStubCall.java @ 7144:ae69cd8c08a9
rename: RuntimeCall -> RuntimeCallTarget
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 07 Dec 2012 16:01:38 +0100 |
parents | 9ba90252ce08 |
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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. |
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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.oracle.graal.hotspot.nodes; |
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24 |
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25 import static com.oracle.graal.hotspot.HotSpotGraalRuntime.*; |
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26 |
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27 import com.oracle.graal.api.code.*; |
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28 import com.oracle.graal.api.code.RuntimeCallTarget.Descriptor; |
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29 import com.oracle.graal.api.meta.*; |
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30 import com.oracle.graal.compiler.gen.*; |
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31 import com.oracle.graal.compiler.target.*; |
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32 import com.oracle.graal.hotspot.meta.*; |
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33 import com.oracle.graal.lir.*; |
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34 import com.oracle.graal.nodes.*; |
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35 import com.oracle.graal.nodes.type.*; |
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36 import com.oracle.graal.snippets.*; |
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37 |
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38 /** |
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39 * Node implementing a call to HotSpot's {@code new_multi_array} stub. |
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40 */ |
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41 public class NewMultiArrayStubCall extends FixedWithNextNode implements LIRGenLowerable { |
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42 |
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43 private static final Stamp defaultStamp = StampFactory.objectNonNull(); |
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44 |
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45 @Input private final ValueNode hub; |
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46 @Input private final ValueNode dims; |
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47 private final int rank; |
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48 |
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49 public static final Descriptor NEW_MULTI_ARRAY = new Descriptor("new_multi_array", false, Kind.Object, wordKind(), Kind.Int, wordKind()); |
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50 |
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51 public NewMultiArrayStubCall(ValueNode hub, int rank, ValueNode dims) { |
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52 super(defaultStamp); |
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53 this.hub = hub; |
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54 this.rank = rank; |
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55 this.dims = dims; |
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56 } |
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57 |
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58 @Override |
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59 public boolean inferStamp() { |
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60 if (stamp() == defaultStamp && hub.isConstant()) { |
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61 updateStamp(StampFactory.exactNonNull(HotSpotResolvedObjectType.fromMetaspaceKlass(hub.asConstant()))); |
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62 return true; |
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63 } |
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64 return false; |
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65 } |
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66 |
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67 @Override |
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68 public void generate(LIRGenerator gen) { |
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69 RuntimeCallTarget stub = gen.getRuntime().lookupRuntimeCall(NewMultiArrayStubCall.NEW_MULTI_ARRAY); |
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70 Variable result = gen.emitCall(stub, stub.getCallingConvention(), true, gen.operand(hub), Constant.forInt(rank), gen.operand(dims)); |
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71 gen.setResult(this, result); |
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72 } |
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73 |
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74 @NodeIntrinsic |
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75 public static native Object call(Word hub, @ConstantNodeParameter int rank, Word dims); |
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76 } |