Article: AMD's Mobile Strategy
By: peter huisken (peter.huisken.delete@this.OneTwoMove.nl), December 27, 2011 7:40 am
Room: Moderated Discussions
Brett (ggtgp@yahoo.com) on 12/26/11 wrote:
>We liked our Apollo Computer DN10K's, too bad about the BiN designed FPU, is this
>what doomed it? Did they ever fix the bug with the FPU losing accuracy during task switching?
IIRC, this bug was introduced on Domain OS 10.3, it worked on SR10.2.
On one of the (pre-release, 1989?) systems, I have seen occurrences
of signals being delivered to the wrong processes....
Probably due to adding multi-processor support.
Peter
>The climate change researcher at our university hated that every run of his model
>gave a different result on the DN10k. Garbage in garbage out I say.
>The same code compiled for Cray also gave results he did not like. ;)
>
>I would like a copy of the instruction set, is it available?
>
>We liked our Apollo Computer DN10K's, too bad about the BiN designed FPU, is this
>what doomed it? Did they ever fix the bug with the FPU losing accuracy during task switching?
IIRC, this bug was introduced on Domain OS 10.3, it worked on SR10.2.
On one of the (pre-release, 1989?) systems, I have seen occurrences
of signals being delivered to the wrong processes....
Probably due to adding multi-processor support.
Peter
>The climate change researcher at our university hated that every run of his model
>gave a different result on the DN10k. Garbage in garbage out I say.
>The same code compiled for Cray also gave results he did not like. ;)
>
>I would like a copy of the instruction set, is it available?
>
