@Override
	public PairedPcodeExecutorState<L, R> fork() {
		return new PairedPcodeExecutorState<>(piece.fork());
	}
Compose a paired state from the given left and right states

@param left the state backing the left side of paired values ("control")
@param right the state backing the right side of paired values ("auxiliary")
Ghidra/Framework/Emulation/src/main/java/ghidra/pcode/exec/PairedPcodeExecutorState.java