--- old/agent/src/share/classes/sun/jvm/hotspot/asm/sparc/V9FMOVccDecoder.java Thu Sep 17 16:10:21 2009 +++ /dev/null Thu Sep 17 16:10:21 2009 @@ -1,69 +0,0 @@ -/* - * 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.*; -import sun.jvm.hotspot.utilities.Assert; - -class V9FMOVccDecoder extends V9CMoveDecoder implements /* imports */ RTLDataTypes { - private final int opf; - private final int dataType; - - V9FMOVccDecoder(int opf, int dataType) { - this.opf = opf; - this.dataType = dataType; - } - - private static String getFMoveCCName(int conditionCode, int conditionFlag, int dataType) { - StringBuffer buf = new StringBuffer("fmov"); - buf.append(getFloatTypeCode(dataType)); - buf.append(getConditionName(conditionCode, conditionFlag)); - return buf.toString(); - } - - private static int getFMoveConditionFlag(int instruction) { - return (instruction & OPF_CC_MASK) >>> OPF_CC_START_BIT; - } - - Instruction decode(int instruction, SPARCInstructionFactory factory) { - SPARCV9InstructionFactory v9factory = (SPARCV9InstructionFactory) factory; - Instruction instr = null; - int conditionFlag = getFMoveConditionFlag(instruction); - if (conditionFlag == CFLAG_RESERVED1 || conditionFlag == CFLAG_RESERVED2) { - instr = v9factory.newIllegalInstruction(instruction); - } else { - int rdNum = getDestinationRegister(instruction); - int rs1Num = getSourceRegister1(instruction); - SPARCRegister rd = RegisterDecoder.decode(dataType, rdNum); - int conditionCode = getMoveConditionCode(instruction); - SPARCRegister rs = RegisterDecoder.decode(dataType, rs1Num); - String name = getFMoveCCName(conditionCode, conditionFlag, dataType); - instr = v9factory.newV9FMOVccInstruction(name,opf, conditionCode, conditionFlag, - (SPARCFloatRegister)rs, (SPARCFloatRegister)rd); - } - - return instr; - } -}