private void addContextSetting(Register reg, BigInteger value, Address begad, Address endad) {
		ctxsetting.add(new ContextSetting(reg, value, begad, endad));
	}
Returns the source file indexer
@return indexer
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/processors/sleigh/SleighLanguage.java