You do not need the pascal sources in this directory. They are for your information only. The executables should run ok. 

If you are using Linux you will need to build the tools in the Linux subdirectory and use those instead of these. 

Note that SAM2 and MACC2 are used for both projects, but newcoco is used only in the second (big) project. 

The make.bat file will build the compiler from the sources from the command line. It needs to be in your working directory.

The translate tool isn't needed, but will show you what an OBJ file looks like internally if you are interested. 

In fact, all of these tools should be in your working directory. 