[PATCH] [BZ #19776]: X86-64: Remove previous default/SSE2/AVX2 memcpy/memmove

H.J. Lu hjl.tools@gmail.com
Wed Jun 8 20:38:00 GMT 2016


On Fri, Apr 15, 2016 at 12:03 PM, Andrew Senkevich
<andrew.n.senkevich@gmail.com> wrote:
>> On Fri, Apr 1, 2016 at 12:38 PM, H.J. Lu <hongjiu.lu@intel.com> wrote:
>
>> Here is the updated patch against master.  The current memcpy performance data is at
>
>> https://sourceware.org/bugzilla/attachment.cgi?id=9184
>
>> The current memmove performance data is at
>
>> https://sourceware.org/bugzilla/attachment.cgi?id=9185
>
>> Any comments, feedbacks, objections?
>
> What about performance data on tests with graphics?
>
> There are several use cases, and it could show more helpful information..
>

The performance data shows the new one is better than the
old one on various Intel and AMD machines:

https://sourceware.org/bugzilla/show_bug.cgi?id=19776

I am enclosing the patch and I will check it in shortly.

-- 
H.J.
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