/*
 * Copyright 2012, Google Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of Google Inc. 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,
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package org.jf.dexlib2.builder.instruction;

import org.jf.dexlib2.Format;
import org.jf.dexlib2.Opcode;
import org.jf.dexlib2.builder.BuilderInstruction;
import org.jf.dexlib2.iface.instruction.formats.Instruction22c;
import org.jf.dexlib2.iface.instruction.formats.Instruction22cs;
import org.jf.dexlib2.iface.reference.Reference;
import org.jf.dexlib2.util.Preconditions;

import javax.annotation.Nonnull;

public class BuilderInstruction22cs extends BuilderInstruction implements Instruction22cs {
    public static final Format FORMAT = Format.Format22cs;

    protected final int registerA;
    protected final int registerB;
    protected final int fieldOffset;

    public BuilderInstruction22cs(@Nonnull Opcode opcode,
                                  int registerA,
                                  int registerB,
                                  int fieldOffset) {
        super(opcode);
        this.registerA = Preconditions.checkNibbleRegister(registerA);
        this.registerB = Preconditions.checkNibbleRegister(registerB);
        this.fieldOffset = fieldOffset;
    }

    @Override public int getRegisterA() { return registerA; }
    @Override public int getRegisterB() { return registerB; }
    @Override public int getFieldOffset() { return fieldOffset; }
    @Override public Format getFormat() { return FORMAT; }
}