Below is listed where to find the tarball depending on your class. For more information about the T7 code delivered see src/target, src/assem, src/codegen.
The additional code is provided as:
There are two ways to continue the projects:
# Be in the new tarball before running this. for i in $(find .) do if test ! -f ../my-old-working-directory/$i; then cp $i ../my-old-working-directory/$i fi done
And then, build it step by step.