@Override
		protected void onMissingUseropDef(PcodeOp op, PcodeFrame frame, String opName,
				PcodeUseropLibrary<T> library) {
			if (!thread.onMissingUseropDef(op, opName)) {
				super.onMissingUseropDef(op, frame, opName, library);
			}
		}
Construct the executor

@see DefaultPcodeThread#createExecutor()
@param thread the thread this executor supports
Ghidra/Framework/Emulation/src/main/java/ghidra/pcode/emu/DefaultPcodeThread.java