public String toString(MathContext displayContext) {
		String special = formatSpecialCase();
		if (special != null) {
			return special;
		}
		BigDecimal bd = toBigDecimal();
		bd = bd.round(displayContext);
		return bd.toString();
	}
Perform rounding and conversion to BigDecimal prior to generating
a formatted decimal string of the specified BigFloat value.
@param displayContext display context used for rounding and precision.
@return decimal string representation
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/pcode/floatformat/BigFloat.java