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annotate graal/GraalCompiler/src/com/sun/c1x/lir/LIRMemoryBarrier.java @ 2825:9ba6a8abe894

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Fix Invoke bci problem
author Gilles Duboscq <gilles.duboscq@oracle.com>
date Mon, 30 May 2011 18:01:32 +0200
parents 16b9a8b5ad39
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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2507
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1 /*
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2 * Copyright (c) 2010, 2010, 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.sun.c1x.lir;
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24
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25 import com.sun.cri.bytecode.Bytecodes.*;
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26 import com.sun.cri.ci.*;
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27
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28 /**
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29 * LIR instruction implementing a {@linkplain MemoryBarriers memory barrier}.
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30 *
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31 * @author Doug Simon
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32 */
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33 public class LIRMemoryBarrier extends LIRInstruction {
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34
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35 public final int barriers;
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36
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37 public LIRMemoryBarrier(int barriers) {
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38 super(LIROpcode.Membar, CiValue.IllegalValue, null, false);
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39 this.barriers = barriers;
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40 }
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41
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42 @Override
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43 public void emitCode(LIRAssembler masm) {
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44 masm.emitMemoryBarriers(barriers);
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45 }
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46 }