Subject: Re: Beautiful Sparc, take 2
To: doomwarrior <doomwarriorx@gmail.com>
From: Timo Schoeler <timo.schoeler@riscworks.net>
List: port-sparc
Date: 05/30/2006 20:48:55
>> are the sparc binaries optimized for V8? could you try using
>> -mv8 option? this could have a major effect on the speed of
>> some of the operations (20-80%? or so.)
>>
> no -mv8 is deprected. You should use -mcpu=v8.
have to correct myself (from my readme):
'The -current builds for sparc from October 7th, 2005, are built with
-O4, the SuperSPARC iso got an additional -mcpu=supersparc.'
> But I already used -mcpu=supersparc or -mcpu=hypersparc. This includes
> all optimations for v8 and yes that speeds up
> ~5-30%, especially fpu code.
that felt much more when initiating ssh sessions from outside the
machine... time to get it running again, to deliver some 'hard data' on
this ;)
>> also, a "bzip -d" test would also be interesting.
>>
> yes i have done this, but the result reflects more the system speed.
>
> 1x BridgePoint HyperSparc RT620D \w RT626 180 239.690sec
> 1x Ross HyperSparc RT620B \w RT626 125 300.385sec
> 1x Intel Pentium P54CS 150 303.563sec
> 1x Sun SuperSparc II \w SuperCache 75 355.637sec
> 1x AMD K5 Model 0 75 414.695sec
> 1x Sun SuperSparc \w SuperCache 60 442.014sec
> 1x Ross HyperSparc RT620A \w RT625 55 499.926sec
> 1x Intel Pentium P54C 75 528.988sec
> 1x HP PA-7100 50 591.680sec
> 1x AMD Am5x86 X5 133 681.740sec
> 1x Ross 7C601 \w 7C605 & 7C602 40 911.759sec
> 1x Intel i486 DX4 100 986.149sec
> 1x Motorola 68040 25 1600.517sec
>
>> here's some more stuff on other archs (PowerPC, MIPS, x86, etc.), a
>> whole thread:
>>
>> http://mail-index.netbsd.org/port-macppc/2005/03/12/0000.html
>
> nice! I own a Indigo² and a PowerMac 7600 too, very nice machines.
yip. i have a bunch of sgis here. not intending to start an off-port
discussion, the MIPS machines /feel/ much faster than any (comparable,
at least this is what the appropriate vendor's datasheet says) USII
based machine, as my U2E. especially wrt Octane.
> You
> also own one of the early RS6000, keep it, cool hardware.
well, yes, i like seeing progress on the port-prep and related ports. i
like PowerPC ;)
--
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