void setChildRegisters(Register[] childRegisters) {
		for (Register register : childRegisters) {
			if (register.isProcessorContext()) {
				typeFlags |= TYPE_CONTEXT; // if my child is context, then so am I
			}
			register.setParent(this);
		}
		this.childRegisters = Arrays.asList(childRegisters);
		Collections.sort(this.childRegisters);
	}
Returns list of children registers sorted by lest-significant bit-offset within this
register.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/lang/Register.java