private void parseMappingInfo(MessageLog log, TaskMonitor monitor) throws CancelledException {
		monitor.setMessage("Parsing DYLD mapping info...");
		monitor.initialize(mappingCount);
		try {
			reader.setPointerIndex(mappingOffset);
			for (int i = 0; i < mappingCount; ++i) {
				mappingInfoList.add(new DyldCacheMappingInfo(reader));
				monitor.checkCancelled();
				monitor.incrementProgress(1);
			}
		}
		catch (IOException e) {
			log.appendMsg(DyldCacheHeader.class.getSimpleName(),
				"Failed to parse dyld_cache_mapping_info.");
		}
	}
Gets architecture information.

@return architecture information
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/macho/dyld/DyldCacheHeader.java