INTL 3:770/1 3:770/3
REPLYADDR tnp@invalid.invalid
REPLYTO 3:770/3.0 UUCP
MSGID: 9f6c6d71
REPLY: be8e9b5d
PID: SoupGate-Win32 v1.05
On 30/08/2024 15:39, mm0fmf wrote:
> On 30/08/2024 14:28, John Aldridge wrote:
>> In article <20240829191334.570e88c7507598ffe5b28d87@eircom.net>,
>> steveo@eircom.net says...
>>>>> Portable code should only rely on the standards not
>>>>> implementations, some very weird possibilities are legal within the
>>>>> standard.
>>>>
>>>> Heh, yes. I worked for several years on a machine where a null pointer
>>>> wasn't all bits zero, and where char* was a different size to any other
>>>> pointer.
>>>
>>> That rings vague bells, what was it ?
>>
>> Prime. It was word, not byte, addressed, so a char* had to be bigger.
>>
> I used a Prime750 at Uni. But only undergrad tasks in Prime BASIC and
> some Fortran. It seemed quite fast at the time in timeshare mode with
> plenty of undergrads using it. But the CPU was only as fast as an 8MHz
> 68000!
>
That is the staggering thing. CPU performance in the mini era wasn't
that hot at all.
I see someone has made a Pi PICO emulate a range of 6502 based computers
- apple II etc.
I am fairly sure a PI Zero could outperform a 386 running SCO Unix...and
that was pretty comparable with - if not better than - a PDP 11.
--
“There are two ways to be fooled. One is to believe what isn’t true; the
other is to refuse to believe what is true.”
—Soren Kierkegaard
--- SoupGate-Win32 v1.05
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