public BigInteger opEqual(BigInteger a, BigInteger b) { // a == b
		BigFloat fa = decodeBigFloat(a);
		BigFloat fb = decodeBigFloat(b);
		if (fa.isNaN() || fb.isNaN()) {
			return BigInteger.ZERO;
		}
		BigInteger res = SystemUtilities.isEqual(fa, fb) ? BigInteger.ONE : BigInteger.ZERO;
		return res;
	}
Construct SmallFloat Data. (similar to BigFloat)

@param fracbits number of fractional bits (positive non-zero value; includes additional
           implied bit if relavent).
@param expbits maximum number of bits in exponent
@param kind the Kind, FINITE, INFINITE, ...
@param sign +1 or -1
@param unscaled the value's mantissa
@param scale value's scale
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/pcode/floatformat/FloatFormat.java