diff --git a/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/disassembly/dsf/AddressRangePosition.java b/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/disassembly/dsf/AddressRangePosition.java
index b4552a551d6..20bcedf4782 100644
--- a/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/disassembly/dsf/AddressRangePosition.java
+++ b/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/disassembly/dsf/AddressRangePosition.java
@@ -71,7 +71,7 @@ public class AddressRangePosition extends Position {
 	public String toString() {
 		return getClass().getSimpleName() + '@' + Integer.toHexString(System.identityHashCode(this)) 
 			+ (fValid ? "" : "[INVALID]") //$NON-NLS-1$ //$NON-NLS-2$
-			+ '[' + offset + ':' + length + "]->[" + fAddressOffset //$NON-NLS-1$
-			+ ':' + fAddressLength + ']';
+			+ '[' + offset + ':' + length + "]->[" + fAddressOffset.toString(16) //$NON-NLS-1$
+			+ ':' + fAddressLength.toString(16) + ']';
 	}
 }
diff --git a/dsf-gdb/org.eclipse.cdt.dsf.gdb/src/org/eclipse/cdt/dsf/mi/service/command/output/MIInstruction.java b/dsf-gdb/org.eclipse.cdt.dsf.gdb/src/org/eclipse/cdt/dsf/mi/service/command/output/MIInstruction.java
index fd07c36a2e2..69b8250ee70 100644
--- a/dsf-gdb/org.eclipse.cdt.dsf.gdb/src/org/eclipse/cdt/dsf/mi/service/command/output/MIInstruction.java
+++ b/dsf-gdb/org.eclipse.cdt.dsf.gdb/src/org/eclipse/cdt/dsf/mi/service/command/output/MIInstruction.java
@@ -27,6 +27,7 @@ public class MIInstruction extends AbstractInstruction {
     String     opcode     = ""; //$NON-NLS-1$
     String     args       = ""; //$NON-NLS-1$
     BigInteger rawOpcodes = null;
+    Integer    opcodeSize = null;
 
     public MIInstruction(MITuple tuple) {
         parse(tuple);
@@ -154,6 +155,7 @@ public class MIInstruction extends AbstractInstruction {
             if (var.equals("opcodes")) { //$NON-NLS-1$	
             	try {
             		rawOpcodes = decodeOpcodes(str);
+            		opcodeSize = Integer.valueOf(str.replace(" ", "").length() / 2);  //$NON-NLS-1$//$NON-NLS-2$
             	} catch (NumberFormatException e) {
                 }
                 continue;
@@ -189,4 +191,12 @@ public class MIInstruction extends AbstractInstruction {
 		// Removing space separation and parse as single big integer
 		return new BigInteger(string.replace(" ", ""), 16); //$NON-NLS-1$ //$NON-NLS-2$
 	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.cdt.dsf.debug.service.AbstractInstruction#getSize()
+	 */
+	@Override
+	public Integer getSize() {
+		return opcodeSize;
+	}
 }
diff --git a/dsf/org.eclipse.cdt.dsf.ui/src/org/eclipse/cdt/dsf/debug/internal/ui/disassembly/DisassemblyPart.java b/dsf/org.eclipse.cdt.dsf.ui/src/org/eclipse/cdt/dsf/debug/internal/ui/disassembly/DisassemblyPart.java
index 269700af495..8476a4d1b10 100644
--- a/dsf/org.eclipse.cdt.dsf.ui/src/org/eclipse/cdt/dsf/debug/internal/ui/disassembly/DisassemblyPart.java
+++ b/dsf/org.eclipse.cdt.dsf.ui/src/org/eclipse/cdt/dsf/debug/internal/ui/disassembly/DisassemblyPart.java
@@ -1732,7 +1732,7 @@ public abstract class DisassemblyPart extends WorkbenchPart implements IDisassem
 				lineNumber= fBackend.getFrameLine();
 			}
 		}
-		if (DEBUG) System.out.println("Asking backend to retrieve disassembly: sa=" + startAddress + ",ea=" + endAddress + ",file=" + file + ",lineNumber=" + lineNumber + ",lines=" + lines); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
+		if (DEBUG) System.out.println("Asking backend to retrieve disassembly: sa=0x" + startAddress.toString(16) + ",ea=0x" + endAddress.toString(16) + ",file=" + file + ",lineNumber=" + lineNumber + ",lines=" + lines); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
 		fBackend.retrieveDisassembly(startAddress, endAddress, file, lineNumber, lines, mixed, fShowSymbols, fShowDisassembly, linesHint);
 	}