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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/IdentityHashCodeStubCall.java @ 7530:5e3d1a68664e

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applied mx eclipseformat to all Java files
author Doug Simon <doug.simon@oracle.com>
date Wed, 23 Jan 2013 16:34:57 +0100
parents 2912b72d840a
children 10293cbfc2b6
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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 com.oracle.graal.api.code.*;
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26 import com.oracle.graal.api.code.RuntimeCallTarget.Descriptor;
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27 import com.oracle.graal.api.meta.*;
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28 import com.oracle.graal.compiler.gen.*;
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29 import com.oracle.graal.compiler.target.*;
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30 import com.oracle.graal.lir.*;
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31 import com.oracle.graal.nodes.*;
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32 import com.oracle.graal.nodes.type.*;
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33
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34 /**
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35 * Node implementing a call to HotSpot's {@code graal_identityhashcode} stub.
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36 */
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37 public class IdentityHashCodeStubCall extends FixedWithNextNode implements LIRGenLowerable {
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38
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39 @Input private final ValueNode object;
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40 public static final Descriptor IDENTITY_HASHCODE = new Descriptor("identity_hashcode", false, int.class, Object.class);
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41
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42 public IdentityHashCodeStubCall(ValueNode object) {
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43 super(StampFactory.forKind(Kind.Int));
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44 this.object = object;
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45 }
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46
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47 @Override
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48 public void generate(LIRGenerator gen) {
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49 RuntimeCallTarget stub = gen.getRuntime().lookupRuntimeCall(IdentityHashCodeStubCall.IDENTITY_HASHCODE);
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50 Variable result = gen.emitCall(stub, stub.getCallingConvention(), true, gen.operand(object));
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51 gen.setResult(this, result);
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52 }
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53
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54 @NodeIntrinsic
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55 public static native int call(Object object);
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56 }