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diff --git a/tools/external/asm/org/objectweb/asm/tree/AbstractInsnNode.java b/tools/external/asm/org/objectweb/asm/tree/AbstractInsnNode.java
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+++ b/tools/external/asm/org/objectweb/asm/tree/AbstractInsnNode.java
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+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.tree;
+
+import org.objectweb.asm.MethodVisitor;
+
+/**
+ * A node that represents a bytecode instruction.
+ * 
+ * @author Eric Bruneton
+ */
+public abstract class AbstractInsnNode {
+
+    /**
+     * The type of {@link InsnNode} instructions.
+     */
+    public final static int INSN = 0;
+
+    /**
+     * The type of {@link IntInsnNode} instructions.
+     */
+    public final static int INT_INSN = 1;
+
+    /**
+     * The type of {@link VarInsnNode} instructions.
+     */
+    public final static int VAR_INSN = 2;
+
+    /**
+     * The type of {@link TypeInsnNode} instructions.
+     */
+    public final static int TYPE_INSN = 3;
+
+    /**
+     * The type of {@link FieldInsnNode} instructions.
+     */
+    public final static int FIELD_INSN = 4;
+
+    /**
+     * The type of {@link MethodInsnNode} instructions.
+     */
+    public final static int METHOD_INSN = 5;
+
+    /**
+     * The type of {@link JumpInsnNode} instructions.
+     */
+    public final static int JUMP_INSN = 6;
+
+    /**
+     * The type of {@link LabelNode} "instructions".
+     */
+    public final static int LABEL = 7;
+
+    /**
+     * The type of {@link LdcInsnNode} instructions.
+     */
+    public final static int LDC_INSN = 8;
+
+    /**
+     * The type of {@link IincInsnNode} instructions.
+     */
+    public final static int IINC_INSN = 9;
+
+    /**
+     * The type of {@link TableSwitchInsnNode} instructions.
+     */
+    public final static int TABLESWITCH_INSN = 10;
+
+    /**
+     * The type of {@link LookupSwitchInsnNode} instructions.
+     */
+    public final static int LOOKUPSWITCH_INSN = 11;
+
+    /**
+     * The type of {@link MultiANewArrayInsnNode} instructions.
+     */
+    public final static int MULTIANEWARRAY_INSN = 12;
+
+    /**
+     * The opcode of this instruction.
+     */
+    protected int opcode;
+
+    /**
+     * Constructs a new {@link AbstractInsnNode}.
+     * 
+     * @param opcode the opcode of the instruction to be constructed.
+     */
+    protected AbstractInsnNode(final int opcode) {
+        this.opcode = opcode;
+    }
+
+    /**
+     * Returns the opcode of this instruction.
+     * 
+     * @return the opcode of this instruction.
+     */
+    public int getOpcode() {
+        return opcode;
+    }
+
+    /**
+     * Returns the type of this instruction.
+     * 
+     * @return the type of this instruction, i.e. one the constants defined in
+     *         this class.
+     */
+    public abstract int getType();
+
+    /**
+     * Makes the given code visitor visit this instruction.
+     * 
+     * @param cv a code visitor.
+     */
+    public abstract void accept(final MethodVisitor cv);
+}