@Override
			public int compare(Register r1, Register r2) {
				int size1 = r1.getMinimumByteSize();
				int size2 = r2.getMinimumByteSize();
				if (size1 != size2) {
					return size1 - size2;
				}
				return r1.getOffset() - r2.getOffset();
			}
Returns list of unique registers which do not overlap any smaller registers.
Ghidra/Features/Sarif/src/main/java/sarif/managers/RegisterValuesSarifMgr.java