Mercurial > hg > graal-compiler
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/replacements/ObjectSubstitutions.java @ 8445:83fc36378013
finalizer registration is now done via method substitution
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 22 Mar 2013 14:54:15 +0100 |
parents | 5d3fa6f949fb |
children | 7485b8a7cd24 |
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/* * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.graal.hotspot.replacements; import static com.oracle.graal.hotspot.replacements.HotSpotSnippetUtils.*; import static com.oracle.graal.nodes.extended.UnsafeCastNode.*; import com.oracle.graal.api.replacements.*; import com.oracle.graal.nodes.extended.*; import com.oracle.graal.nodes.java.*; import com.oracle.graal.replacements.*; import com.oracle.graal.word.*; /** * Substitutions for {@link java.lang.Object} methods. */ @ClassSubstitution(java.lang.Object.class) public class ObjectSubstitutions { @MethodSubstitution(isStatic = false) public static Class<?> getClass(final Object thisObj) { Word hub = loadHub(thisObj); return unsafeCast(hub.readObject(Word.signed(classMirrorOffset()), LocationNode.FINAL_LOCATION), Class.class, true, true); } @MethodSubstitution(isStatic = false) public static int hashCode(final Object thisObj) { return computeHashCode(thisObj); } @MethodSubstitution(value = "<init>", isStatic = false) public static void init(Object thisObj) { RegisterFinalizerNode.register(thisObj); } @MacroSubstitution(macro = ObjectCloneNode.class, isStatic = false) public static native Object clone(Object obj); }