Mercurial > hg > graal-compiler
view graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/MembarNode.java @ 6458:fb66841a0994
made all @NodeIntrinsic annotated methods be native (this is a requirement now enforced during snippet intrinsification)
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 28 Sep 2012 11:50:37 +0200 |
parents | a0193f6d855c |
children | 6bc8aa568cb9 |
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/* * Copyright (c) 2011, 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.nodes.extended; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.spi.*; import com.oracle.graal.nodes.type.*; import com.oracle.max.criutils.*; /** * Creates a memory barrier. */ public class MembarNode extends FixedWithNextNode implements LIRLowerable, MemoryCheckpoint { private final int barriers; /** * @param barriers a mask of the barrier constants defined in {@link MemoryBarriers} */ public MembarNode(int barriers) { super(StampFactory.forVoid()); this.barriers = barriers; } @Override public void generate(LIRGeneratorTool generator) { generator.emitMembar(barriers); } @NodeIntrinsic public static native void memoryBarrier(@ConstantNodeParameter int barriers); }