1 /* 2 * Copyright 2002 Sun Microsystems, Inc. All Rights Reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 20 * CA 95054 USA or visit www.sun.com if you need additional information or 21 * have any questions. 22 * 23 */ 24 25 package sun.jvm.hotspot.asm.sparc; 26 27 import sun.jvm.hotspot.asm.*; 28 29 public class SPARCMoveInstruction extends SPARCFormat3AInstruction 30 implements MoveInstruction, RTLOperations { 31 32 public SPARCMoveInstruction(String name, int opcode, ImmediateOrRegister operand2, SPARCRegister rd) { 33 super(name, opcode, null, operand2, rd); 34 } 35 36 protected String getDescription() { 37 StringBuffer buf = new StringBuffer(); 38 if (operand2 == SPARCRegisters.G0) { 39 buf.append("clr"); 40 buf.append(spaces); 41 buf.append(rd.toString()); 42 } else { 43 buf.append("mov"); 44 buf.append(spaces); 45 buf.append(getOperand2String()); 46 buf.append(comma); 47 buf.append(rd.toString()); 48 } 49 50 return buf.toString(); 51 } 52 53 public Register getMoveDestination() { 54 return getDestinationRegister(); 55 } 56 57 public ImmediateOrRegister getMoveSource() { 58 return operand2; 59 } 60 61 public boolean isConditional() { 62 return false; 63 } 64 65 public boolean isMove() { 66 return true; 67 } 68 }