@Override
	public String toString() {
		String s;
		if (output != null) {
			s = output.toString();
		}
		else {
			s = " --- ";
		}
		s += " " + getMnemonic() + " ";
		for (int i = 0; i < input.length; i++) {
			if (input[i] == null) {
				s += "null";
			}
			else {
				s += input[i].toString();
			}

			if (i < input.length - 1) {
				s += " , ";
			}
		}
		return s;
	}
Decode p-code from a stream

@param decoder is the stream decoder
@param pfact factory used to create p-code correctly

@return new PcodeOp
@throws DecoderException if encodings are invalid
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/pcode/PcodeOp.java