implemented read, and fixed sub and memoryaddress for literals and an offset of 0, also altered getMessageLabel
working on pairs
done pairs maybe
changed push
started on runtime errors
trying to correct message lengths
conflicts be sorted
#
working on free also changing some of the instructions
fiddling with stuff
forgot to push updates to semcheck
fixing error with pair
corrected issue with free regarding their location on the stack
TODO: Refactor adding instructions in BackEnd.