private long addRelrEntries(long baseOffset, long entry, List<ElfRelocation> relocList)
			throws IOException {
		long offset = baseOffset;
		while (entry != 0) {
			entry >>>= 1;
			if ((entry & 1) != 0) {
				relocList.add(ElfRelocation.createElfRelocation(elfHeader, relocList.size(),
					addendTypeReloc, offset, 0, 0));
			}
			offset += entrySize;
		}
		long nBits = (entrySize * 8) - 1;
		return baseOffset + (nBits * entrySize);
	}
Determine if required symbol table is missing.  If so, relocations may not be processed.
@return true if required symbol table is missing, else false
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/elf/ElfRelocationTable.java