Floating point math in FORTRAN IV on PDP-8

Kyle Owen kylevowen at gmail.com
Mon Sep 24 07:05:46 CDT 2018


On Mon, Sep 24, 2018, 05:59 Rick Murphy <rick at rickmurphy.net> wrote:

>
> Since it's (apparently) working for me, it seems like your FRTS.SV is
> probably a version with a bug in the EAE-disabled FP emulator. Note that
> getting the parts of the compiler right is hard, which is why the PiDP-8
> project has put a lot of work into building their OS/8 distro from known
> good parts, mostly starting from source.
>     -Rick
>

Interesting; thanks for trying it. Do you have a link to the image you're
using? I'm using this one:
https://www.pdp8.net/pdp8cgi/os8_html?act=dir;fn=images/os8/disk2.fortran.rk05;sort=none

Thanks,

Kyle

>


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