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view agent/src/share/classes/sun/jvm/hotspot/asm/sparc/SPARCReadInstruction.java @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
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/* * Copyright 2002 Sun Microsystems, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * */ package sun.jvm.hotspot.asm.sparc; import sun.jvm.hotspot.asm.SymbolFinder; import sun.jvm.hotspot.utilities.Assert; public class SPARCReadInstruction extends SPARCSpecialRegisterInstruction { final private int specialReg; final private int asrRegNum; final private SPARCRegister rd; public SPARCReadInstruction(int specialReg, int asrRegNum, SPARCRegister rd) { super("rd"); this.specialReg = specialReg; this.asrRegNum = asrRegNum; this.rd = rd; } public int getSpecialRegister() { return specialReg; } public int getAncillaryRegister() { if (Assert.ASSERTS_ENABLED) Assert.that(specialReg == ASR, "not an ancillary register"); return asrRegNum; } protected String getDescription() { StringBuffer buf = new StringBuffer(); buf.append(getName()); buf.append(spaces); if(specialReg == ASR) buf.append("%asr" + asrRegNum); else buf.append(getSpecialRegisterName(specialReg)); buf.append(comma); buf.append(rd.toString()); return buf.toString(); } }