@Override
	public String toString() {
		if (alwaysTrue()) {
			return "always";
		}
		if (alwaysFalse()) {
			return "never";
		}
		return "ins:" + maskvalue;
	}
Matches against the actual instruction bit stream
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/processors/sleigh/pattern/InstructionPattern.java