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package org.jf.dexlib.Code.Format;
import org.jf.dexlib.Code.Instruction;
import org.jf.dexlib.Code.InstructionWithReference;
import org.jf.dexlib.Code.Opcode;
import org.jf.dexlib.Code.SingleRegisterInstruction;
import org.jf.dexlib.DexFile;
import org.jf.dexlib.Item;
import org.jf.dexlib.TypeIdItem;
import org.jf.dexlib.Util.AnnotatedOutput;
import org.jf.dexlib.Util.NumberUtils;
public class Instruction41c extends InstructionWithJumboReference implements SingleRegisterInstruction {
public static final InstructionFactory Factory = new Factory();
private short regA;
public Instruction41c(Opcode opcode, int regA, Item referencedItem) {
super(opcode, referencedItem);
if (regA >= 1 << 16) {
throw new RuntimeException("The register number must be less than v65536");
}
if (opcode == Opcode.NEW_INSTANCE_JUMBO) {
assert referencedItem instanceof TypeIdItem;
if (((TypeIdItem)referencedItem).getTypeDescriptor().charAt(0) != 'L') {
throw new RuntimeException("Only class references can be used with the new-instance/jumbo opcode");
}
}
this.regA = (short)regA;
}
private Instruction41c(DexFile dexFile, Opcode opcode, byte[] buffer, int bufferIndex) {
super(dexFile, opcode, buffer, bufferIndex);
if (opcode == Opcode.NEW_INSTANCE_JUMBO &&
((TypeIdItem)this.getReferencedItem()).getTypeDescriptor().charAt(0) != 'L') {
throw new RuntimeException("Only class references can be used with the new-instance/jumbo opcode");
}
this.regA = (short)NumberUtils.decodeUnsignedShort(buffer, bufferIndex + 6);
}
protected void writeInstruction(AnnotatedOutput out, int currentCodeAddress) {
out.writeByte(0xFF);
out.writeByte(opcode.value);
out.writeInt(getReferencedItem().getIndex());
out.writeShort(getRegisterA());
}
public Format getFormat() {
return Format.Format41c;
}
public int getRegisterA() {
return regA & 0xFFFF;
}
private static class Factory implements InstructionFactory {
public Instruction makeInstruction(DexFile dexFile, Opcode opcode, byte[] buffer, int bufferIndex) {
return new Instruction41c(dexFile, opcode, buffer, bufferIndex);
}
}
}