diff agent/src/share/classes/sun/jvm/hotspot/asm/sparc/SPARCV9BranchInstruction.java @ 0:a61af66fc99e jdk7-b24

Initial load
author duke
date Sat, 01 Dec 2007 00:00:00 +0000
parents
children c18cbe5936b8
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/agent/src/share/classes/sun/jvm/hotspot/asm/sparc/SPARCV9BranchInstruction.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,65 @@
+/*
+ * 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.*;
+
+public class SPARCV9BranchInstruction extends SPARCBranchInstruction
+                    implements SPARCV9Instruction {
+    final private boolean predictTaken;
+    final private int conditionFlag; // icc, xcc or fccn - condition bits selected
+
+    public SPARCV9BranchInstruction(String name, PCRelativeAddress addr,
+              boolean isAnnuled, int conditionCode, boolean predictTaken, int conditionFlag) {
+        super((name += (predictTaken)? ",pt" : ",pn"), addr, isAnnuled, conditionCode);
+        this.predictTaken = predictTaken;
+        this.conditionFlag = conditionFlag;
+    }
+
+    public boolean getPredictTaken() {
+        return predictTaken;
+    }
+
+    public String getConditionFlagName() {
+        return SPARCV9ConditionFlags.getFlagName(conditionFlag);
+    }
+
+    public int getConditionFlag() {
+        return conditionFlag;
+    }
+
+    public String asString(long currentPc, SymbolFinder symFinder) {
+        long address = addr.getDisplacement() + currentPc;
+        StringBuffer buf = new StringBuffer();
+        buf.append(getName());
+        buf.append(spaces);
+
+        // add conditionFlag bit used.
+        buf.append(getConditionFlagName());
+        buf.append(comma);
+        buf.append(symFinder.getSymbolFor(address));
+        return buf.toString();
+    }
+}