Mercurial > hg > truffle
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/replacements/SystemIdentityHashCodeNode.java @ 15018:db4254246f9a
Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
author | Christian Wimmer <christian.wimmer@oracle.com> |
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date | Mon, 07 Apr 2014 16:09:17 -0700 |
parents | c5449c0d5909 |
children | d90e5c22ba55 |
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/* * Copyright (c) 2013, 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.phases.GraalOptions.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.hotspot.meta.*; import com.oracle.graal.nodes.*; import com.oracle.graal.replacements.nodes.*; public class SystemIdentityHashCodeNode extends PureFunctionMacroNode { public SystemIdentityHashCodeNode(Invoke invoke) { super(invoke); } @Override protected Constant evaluate(Constant param, MetaAccessProvider metaAccess) { return ImmutableCode.getValue() || param.isNull() ? null : Constant.forInt(System.identityHashCode(HotSpotObjectConstant.asObject(param))); } }