[TUHS] PDP-7 cat is working

arnold at skeeve.com arnold at skeeve.com
Tue Mar 1 19:36:44 AEST 2016

Pretty cool!

So when will we get a PDP-7 C compiler?  (joke!)


Warren Toomey <wkt at tuhs.org> wrote:

> All, I've got the original PDP-7 cat working in my PDP-7 user-mode
> simulator called "a7out". The cat.s source code and the a7out program are
> in the Github repository in src/cmds and tools, respectively.
> The repository is at https://github.com/DoctorWkt/pdp7-unix
> The mailing list is at http://minnie.tuhs.org/pipermail/pdp7-unix/
> I'm attaching the a.out assembly output as the as7 assembler in the
> repository currently is not quite ready for cat.s.
> To run the original cat, create a text file, e.g. echo hello > file1
> $ ./a7out a.out file1
> hello                   <- the output of the PDP-7 machine code
> Cheers, Warren
> P.S Thanks again to Norman for getting us the scans.

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