[PATCH] Make strcmp optimized for SSE2 with unaligned load/store as default

Ondřej Bílka neleai@seznam.cz
Tue Aug 25 21:38:00 GMT 2015


On Tue, Aug 25, 2015 at 05:04:12PM -0400, Zack Weinberg wrote:
> On Tue, Aug 25, 2015 at 4:45 PM, Ondřej Bílka <neleai@seznam.cz> wrote:
> > On Tue, Aug 25, 2015 at 03:34:33PM -0400, Zack Weinberg wrote:
> >> That's not an objection _to eliminating the difference between libc
> >> and ld.so_.  It's a quibble about the default (for both). Ondřej
> >> really should have brought that up in its own thread.
> >>
> > No, this is proper thread as it concerns selecting implementation in
> > ld.so. Previously there was a slow one without sse2 that we want to
> > change so it would need same rationale, even if trivial.
> 
> I understood Roladn to be saying that "We no longer need this to be
> different from libc" is sufficient justification for HJ's original
> change, and that was in message #1 on this thread.
> 
It wouldn't make any sense to change file that would be changed
immidiatedly after that. 



More information about the Libc-alpha mailing list