1 /* 2 * Copyright (c) 2002, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, 20 * CA 94065 USA or visit www.oracle.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 SPARCBranchInstruction extends SPARCInstruction 30 implements BranchInstruction { 31 final protected PCRelativeAddress addr; 32 final protected int conditionCode; 33 final protected boolean isAnnuled; 34 35 public SPARCBranchInstruction(String name, PCRelativeAddress addr, boolean isAnnuled, int conditionCode) { 36 super(name); 37 this.addr = addr; 38 this.conditionCode = conditionCode; 39 this.isAnnuled = isAnnuled; 40 } 41 42 public String asString(long currentPc, SymbolFinder symFinder) { 43 long address = addr.getDisplacement() + currentPc; 44 StringBuffer buf = new StringBuffer(); 45 buf.append(getName()); 46 buf.append(spaces); 47 buf.append(symFinder.getSymbolFor(address)); 48 return buf.toString(); 49 } 50 51 public Address getBranchDestination() { 52 return addr; 53 } 54 55 public int getConditionCode() { 56 return conditionCode; 57 } 58 59 public boolean isAnnuledBranch() { 60 return isAnnuled; 61 } 62 63 public boolean isBranch() { 64 return true; 65 } 66 67 public boolean isConditional() { 68 return conditionCode != CONDITION_BN && conditionCode != CONDITION_BA; 69 } 70 }