[PING] [PATCH] x86_32: memcpy, mempcpy, memmove, memcpy_chk, mempcpy_chk, memmove_chk optimized with SSE2 unaligned loads/stores

Senkevich, Andrew andrew.senkevich@intel.com
Mon Dec 29 13:46:00 GMT 2014


2014-12-23 22:20 GMT+03:00 H.J. Lu <hjl.tools@gmail.com>:
> On Mon, Dec 22, 2014 at 3:56 AM, Andrew Senkevich
> <andrew.n.senkevich@gmail.com> wrote:
>> Hi,
>>
>> it is ping for patch which was discussed at the beginning of august,
>> end of discussion is
>> https://sourceware.org/ml/libc-alpha/2014-08/msg00078.html
>>
>> Is it Ok for trunk?
>
> Please provide a proper ChangeLog entry.  If you can't push it upstream
> yourself,  please commit it with a proper commit log and send the output
> of "git format-patch origin/master", which be applied with "git am",
> so that other people can push it for you.  You can check other people's
> commits as examples.

Hi, 

I've attached such patch, is it Ok?

ChangeLog:

2014-12-29  Andrew Senkevich  <andrew.senkevich@intel.com>

        * sysdeps/i386/i686/multiarch/memcpy-sse2-unaligned.S: New file,
        contains implementation optimized with sse2 unaligned loads/stores.
        * sysdeps/i386/i686/multiarch/memmove-sse2-unaligned.S: Likewise.
        * sysdeps/i386/i686/multiarch/mempcpy-sse2-unaligned.S: Likewise.
        * sysdeps/i386/i686/multiarch/memcpy.S: Selection of new function if
        bit_Fast_Unaligned_Load is set.
        * sysdeps/i386/i686/multiarch/memcpy_chk.S: Likewise.
        * sysdeps/i386/i686/multiarch/memmove.S: Likewise.
        * sysdeps/i386/i686/multiarch/memmove_chk.S: Likewise.
        * sysdeps/i386/i686/multiarch/mempcpy.S: Likewise.
        * sysdeps/i386/i686/multiarch/mempcpy_chk.S: Likewise.
        * sysdeps/i386/i686/multiarch/Makefile: Added new files to build.
        * sysdeps/i386/i686/multiarch/ifunc-impl-list.c
        (__libc_ifunc_impl_list): Added testing of new functions.


--
Andrew
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