diff agent/src/share/classes/sun/jvm/hotspot/asm/x86/X86RegisterIndirectAddress.java @ 0:a61af66fc99e jdk7-b24

Initial load
author duke
date Sat, 01 Dec 2007 00:00:00 +0000
parents
children c18cbe5936b8
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/agent/src/share/classes/sun/jvm/hotspot/asm/x86/X86RegisterIndirectAddress.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,86 @@
+/*
+ * Copyright 2003 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.x86;
+
+import sun.jvm.hotspot.asm.Address;
+import sun.jvm.hotspot.asm.BaseIndexScaleDispAddress;
+
+public class X86RegisterIndirectAddress extends BaseIndexScaleDispAddress {
+
+   final private X86SegmentRegister segReg;
+
+   public X86RegisterIndirectAddress(X86SegmentRegister segReg, X86Register base, X86Register index, long disp, int scale) {
+      super(base, index, disp, scale);
+      this.segReg = segReg;
+   }
+
+   public X86RegisterIndirectAddress(X86SegmentRegister segReg, X86Register base, X86Register index, long disp) {
+      super(base, index, disp, -1);
+      this.segReg = segReg;
+   }
+
+   public String toString() {
+      StringBuffer buf = new StringBuffer();
+      if(segReg != null) {
+         buf.append(segReg.toString());
+         buf.append(":");
+      }
+
+      long disp = getDisplacement();
+      if(disp != 0)
+          buf.append(disp);
+
+      sun.jvm.hotspot.asm.Register base = getBase();
+      sun.jvm.hotspot.asm.Register index = getIndex();
+      int scaleVal = getScale();
+      scaleVal = 1 << scaleVal;
+
+      if( (base != null) || (index != null) || (scaleVal > 1) )
+         buf.append('[');
+
+      if(base != null) {
+         buf.append(base.toString());
+         if(index != null) {
+            buf.append("+");
+            buf.append(index.toString());
+         }
+      }
+      else {
+         if(index != null) {
+            buf.append(index.toString());
+         }
+      }
+
+      if (scaleVal > 1) {
+         buf.append(" * ");
+         buf.append(Integer.toString(scaleVal));
+      }
+
+      if( (base != null) || (index != null) || (scaleVal > 1) )
+         buf.append(']');
+
+      return buf.toString();
+   }
+}