hotspot/agent/src/share/classes/sun/jvm/hotspot/asm/sparc/V9CCBranchDecoder.java
changeset 13905 12e9215f3daa
parent 13904 173d83d9c9d7
parent 13903 eebf638312d2
child 13907 52873e4bbeaa
--- a/hotspot/agent/src/share/classes/sun/jvm/hotspot/asm/sparc/V9CCBranchDecoder.java	Thu Sep 27 11:24:19 2012 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,44 +0,0 @@
-/*
- * Copyright (c) 2002, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- *
- */
-
-package sun.jvm.hotspot.asm.sparc;
-
-import sun.jvm.hotspot.asm.*;
-
-abstract class V9CCBranchDecoder extends V9BranchDecoder {
-    abstract int getConditionFlag(int instruction);
-
-    Instruction decode(int instruction, SPARCInstructionFactory factory) {
-        SPARCV9InstructionFactory v9factory = (SPARCV9InstructionFactory) factory;
-        int conditionFlag = getConditionFlag(instruction);
-        boolean predictTaken = getPredictTaken(instruction);
-        int conditionCode = getConditionCode(instruction);
-        boolean annuled = getAnnuledBit(instruction);
-        String name = getConditionName(conditionCode, annuled);
-        // signed word aligned 19 bit
-        PCRelativeAddress addr = new PCRelativeAddress(extractSignedIntFromNBits(instruction, 19) << 2);
-        return v9factory.newV9BranchInstruction(name, addr, annuled, conditionCode,
-                                              predictTaken, conditionFlag);
-    }
-}