001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041:
042: package org.netbeans.modules.asm.model.lang.impl;
043:
044: import java.util.Collections;
045: import java.util.List;
046:
047: import org.netbeans.modules.asm.model.lang.AsmElement;
048: import org.netbeans.modules.asm.model.lang.InstructionElement;
049: import org.netbeans.modules.asm.model.lang.OperandElement;
050: import org.netbeans.modules.asm.model.lang.Register;
051: import org.netbeans.modules.asm.model.lang.instruction.Instruction;
052: import org.netbeans.modules.asm.model.util.AsmModelUtilities;
053:
054: public class BaseInstructionElement extends BaseAsmElement implements
055: InstructionElement {
056:
057: public static AbstractAsmElement create(List<AsmElement> compList,
058: Instruction instr, List<Register> readRegs,
059: List<Register> writeRegs) {
060:
061: return new BaseInstructionElement(compList, instr, readRegs,
062: writeRegs);
063: }
064:
065: private final Instruction instr;
066:
067: private final List<Register> readRegs;
068: private final List<Register> writeRegs;
069:
070: protected BaseInstructionElement(List<AsmElement> compList,
071: Instruction instr, List<Register> readRegs,
072: List<Register> writeRegs) {
073: super (compList);
074:
075: this .instr = instr;
076: this .writeRegs = writeRegs;
077: this .readRegs = readRegs;
078: }
079:
080: protected BaseInstructionElement(List<AsmElement> compList,
081: Instruction instr) {
082: this (compList, instr, AsmModelUtilities.emptyRegList,
083: AsmModelUtilities.emptyRegList);
084: }
085:
086: public List<Register> getWriteRegs() {
087: return writeRegs;
088: }
089:
090: public List<Register> getReadRegs() {
091: return readRegs;
092: }
093:
094: public Instruction getInstruction() {
095: return instr;
096: }
097:
098: public List<OperandElement> getOperands() {
099: return Collections.<OperandElement> emptyList();
100: }
101: }
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