private void checkNops() {
		if (noplist.size() > 0) {
			if (warnallnops) {
				IteratorSTL<String> iter;
				for (iter = noplist.begin(); !iter.isEnd(); iter.increment()) {
					Msg.warn(SleighCompile.class, iter.get());
				}
			}
			Msg.warn(SleighCompile.class, noplist.size() + " NOP constructors found");
			if (!warnallnops) {
				Msg.warn(SleighCompile.class, "Use -n switch to list each individually");
			}
		}
	}
<code>SleighCompile</code> provides the ability to compile Sleigh language module (e.g., *.slaspec)
files.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/pcodeCPort/slgh_compile/SleighCompile.java