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Re: [PATCH] Optimize MIPS memcpy
On Mon, 2012-10-15 at 13:20 -0700, Andrew Pinski wrote:
> On:
> system type : EBB6300 (CN6335p2.1-1500-AAP)
> processor : 0
> cpu model : Cavium Octeon II V0.9
>
> I get:
> ...
> 0x200757cb, (no zeros)
> 0x200757cc, (no zeros)
> 0x200757cd, (no zeros)
> 0x200757ce, (no zeros)
> 0x200757cf, (0x20075780 to 0x20075800, 128 byte prefetch)
>
> Thanks,
> Andrew Pinski
Andrew,
Is there a macro I can/should use when building glibc/memcpy to know
that it should assume a Cavium Octeon with 128 byte prefetch instead of
the 32 byte prefetch?
Steve Ellcey
sellcey@mips.com