Some arm cortex-a8 improvements
rth at twiddle.net
Tue Apr 24 16:33:12 CEST 2012
On 04/24/12 00:18, Torbjorn Granlund wrote:
> On my system, umaal has a latency if 3, whatever dependencies I create.
> (There are 4 input regs and 2 output, so there are quite a few
> possible dependency combinations; I only tried a subset.)
> Either the docs are plain wrong, or there are several variants of A9.
Dunno. It's at this point that I'd try asking one of the arm
guys from the gcc list and see if they can get an answer from
somewhere inside the company.
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