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annotate graal/GraalCompiler/src/com/sun/c1x/lir/LIROp3.java @ 2846:9b8c194c1b1f

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Small clean up.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Tue, 07 Jun 2011 15:13:22 +0200
parents 16b9a8b5ad39
children
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2507
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1 /*
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2 * Copyright (c) 2009, 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.ci.*;
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26
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27 /**
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28 * The {@code LIROp3} class definition.
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29 *
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30 * @author Marcelo Cintra
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31 *
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32 */
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33 public class LIROp3 extends LIRInstruction {
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34
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35 /**
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36 * Creates a new LIROp3 instruction. A LIROp3 instruction represents a LIR instruction
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37 * that has three input operands.
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38 *
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39 * @param opcode the instruction's opcode
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40 * @param opr1 the first input operand
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41 * @param opr2 the second input operand
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42 * @param opr3 the third input operand
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43 * @param result the result operand
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44 * @param info the debug information, used for deoptimization, associated to this instruction
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45 */
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46 public LIROp3(LIROpcode opcode, CiValue opr1, CiValue opr2, CiValue opr3, CiValue result, LIRDebugInfo info) {
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47 super(opcode, result, info, false, 1, 1, opr1, opr2, opr3);
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48 assert isInRange(opcode, LIROpcode.BeginOp3, LIROpcode.EndOp3) : "The " + opcode + " is not a valid LIROp3 opcode";
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49 }
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50
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51 /**
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52 * Gets the opr1 of this class.
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53 *
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54 * @return the opr1
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55 */
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56 public CiValue opr1() {
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57 return operand(0);
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58 }
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59
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60 /**
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61 * Gets the opr2 of this class.
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62 *
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63 * @return the opr2
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64 */
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65 public CiValue opr2() {
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66 return operand(1);
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67 }
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68
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69 /**
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70 * Emits assembly code for this instruction.
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71 *
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72 * @param masm the target assembler
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73 */
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74 @Override
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75 public void emitCode(LIRAssembler masm) {
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76 masm.emitOp3(this);
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77 }
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78 }