public boolean hasUserDefinedOp(String name) {
		if (callOtherFixupMap.size() == 0) {
			int max = language.getNumberOfUserDefinedOpNames();
			for (int i = 0; i < max; ++i) {
				String opname = language.getUserDefinedOpName(i);
				callOtherFixupMap.put(opname, null);		// Initialize with null pcodeinjection
			}
		}
		return callOtherFixupMap.containsKey(name);
	}
Determine if the language has a given user-defined op.
In which case, a CALLOTHER_FIXUP can be installed for it.
@param name is the putative name of the user-defined op
@return true if the user-defined op exists
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/lang/PcodeInjectLibrary.java