Mercurial > hg > truffle
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/snippets/ObjectSubstitutions.java @ 8319:387339fbc64e
Added build-graal.xml .hgignore. Since it is generated there is no need to version it.
author | Christian Humer <christian.humer@gmail.com> |
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date | Sat, 16 Mar 2013 18:24:47 +0100 |
parents | 7a5bbcc36bb2 |
children |
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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.snippets; import static com.oracle.graal.hotspot.snippets.HotSpotSnippetUtils.*; import static com.oracle.graal.nodes.extended.UnsafeCastNode.*; import com.oracle.graal.nodes.extended.*; import com.oracle.graal.snippets.*; import com.oracle.graal.snippets.ClassSubstitution.MacroSubstitution; import com.oracle.graal.snippets.ClassSubstitution.MethodSubstitution; 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); } @MacroSubstitution(macro = ObjectCloneNode.class, isStatic = false) public static native Object clone(Object obj); }