/**
* Set the last {@link Instruction} for which this local is in scope. The instruction must already
* be a part of the method. WARNING: if this instruction is deleted, the results are undefined.
*/
public void setEnd(Instruction end) {
if (end.getCode() != getCode())
throw new IllegalArgumentException(
"Instruction pointers and " + "targets must be part of the same code block.");
_end = end;
_length = -1;
}
/** Get the number of bytes for which this local has a value in the code byte array. */
public int getLength() {
if (_end != null) return _end.getByteIndex() + _end.getLength() - _target.getByteIndex();
return _length;
}