RE: [PATCH RFC] [X86] performance improvement for memcpy_64.S byfast string.

From: Ma, Ling
Date: Fri Nov 13 2009 - 02:23:48 EST


Hi H. Peter Anvin
>What it sounds to me is that for Nehalem, we want to use memcpy_c for >=
>1024 bytes and the old code for < 1024 bytes;

Yes, so we modify memcpy_c as memcpy_new for Nehalem, and keep old
code for Core2 is acceptable?

Thanks
Ling

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