@Override
	protected T catenate(int sizeTotal, T upper, T lower, int sizeLower) {
		return catenate(arithmetic, sizeTotal, upper, lower, sizeLower);
	}
Construct an evaluator

@param arithmetic the arithmetic for computing p-code op outputs
Ghidra/Debug/ProposedUtils/src/main/java/ghidra/pcode/eval/ArithmeticVarnodeEvaluator.java