@Override
	public ParserContext getParserContext() throws MemoryAccessException {
		if (parserContext == null) {
			parserContext = instrProto.getParserContext(this, this);
		}
		return parserContext;
	}
Return the byte value repeated for all bytes within this instruction or null
if byte values vary.
@return repeated byte value or null if bytes vary
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/util/PseudoInstruction.java