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/*
* Copyright 2016, 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,
* 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.jf.dexlib2.dexbacked.instruction;
import org.jf.dexlib2.Opcode;
import org.jf.dexlib2.dexbacked.DexBackedDexFile;
import org.jf.dexlib2.dexbacked.reference.DexBackedReference;
import org.jf.dexlib2.iface.instruction.formats.Instruction45cc;
import org.jf.dexlib2.iface.reference.Reference;
import org.jf.util.NibbleUtils;
import javax.annotation.Nonnull;
public class DexBackedInstruction45cc extends DexBackedInstruction implements Instruction45cc {
public DexBackedInstruction45cc(@Nonnull DexBackedDexFile dexFile,
@Nonnull Opcode opcode,
int instructionStart) {
super(dexFile, opcode, instructionStart);
}
@Override public int getRegisterCount() {
return NibbleUtils.extractHighUnsignedNibble(dexFile.readUbyte(instructionStart + 1));
}
@Override
public int getRegisterC() {
return NibbleUtils.extractLowUnsignedNibble(dexFile.readUbyte(instructionStart + 4));
}
@Override
public int getRegisterD() {
return NibbleUtils.extractHighUnsignedNibble(dexFile.readUbyte(instructionStart + 4));
}
@Override
public int getRegisterE() {
return NibbleUtils.extractLowUnsignedNibble(dexFile.readUbyte(instructionStart + 5));
}
@Override
public int getRegisterF() {
return NibbleUtils.extractHighUnsignedNibble(dexFile.readUbyte(instructionStart + 5));
}
@Override
public int getRegisterG() {
return NibbleUtils.extractLowUnsignedNibble(dexFile.readUbyte(instructionStart + 1));
}
@Nonnull
@Override
public Reference getReference() {
return DexBackedReference.makeReference(dexFile, opcode.referenceType,
dexFile.readUshort(instructionStart + 2));
}
@Override
public int getReferenceType() {
return opcode.referenceType;
}
@Override
public Reference getReference2() {
return DexBackedReference.makeReference(dexFile, opcode.referenceType2,
dexFile.readUshort(instructionStart + 6));
}
@Override
public int getReferenceType2() {
return opcode.referenceType2;
}
}
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