public long getOffset(long pc) {
		return addressRange != null ? addressRange.getFrom() - pc : 0;
	}
Create a Location given an address range and location expression.

@param start start address range
@param end end of address range
@param expr bytes of a DWARFExpression
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/dwarf/DWARFLocation.java