PDP-10 backend for gcc

Michael Meissner meissner@cygnus.com
Tue Sep 12 08:43:00 GMT 2000


On Sat, Sep 12, 1970 at 07:22:42AM -0400, Richard Kenner wrote:
>     That is understood.  But I'm interested in working on it if the GCC
>     maintainers think it's a good idea.
> 
> Am I misremembering or is the PDP-10 one's complement?  If so, that's another
> issue, though a somewhat more minor one.

I suspect you are mixing it up with the Univac 110x series, which was 36 bit,
1's complement (then there was CDC with 60 bit 1's complement, and Burroughs n
bit, signed magnitude -- at the ANSI meetings, we had several vendors
representing now unusual designs).

-- 
Michael Meissner, Red Hat, Inc.
PMB 198, 174 Littleton Road #3, Westford, Massachusetts 01886, USA
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