[PATCH] Optimize strstr, strcasestr and memmem

[Maxim Kuvyrkov]

Ping.

--
Maxim Kuvyrkov
CodeSourcery / Mentor Graphics


On 12/07/2012, at 12:03 PM, Maxim Kuvyrkov wrote:

> Carlos,
> 
> Ping.
> 
> The following patches are still pending review:
> http://article.gmane.org/gmane.comp.lib.glibc.alpha/22463
> http://article.gmane.org/gmane.comp.lib.glibc.alpha/22464
> http://article.gmane.org/gmane.comp.lib.glibc.alpha/22465
> http://article.gmane.org/gmane.comp.lib.glibc.alpha/22466
> 
> Thanks,
> 
> --
> Maxim Kuvyrkov
> CodeSourcery / Mentor Graphics
> 
> 
> 
> On 5/06/2012, at 3:46 AM, Carlos O'Donell wrote:
> 
>> On 5/30/2012 4:28 AM, Maxim Kuvyrkov wrote:
>>> On 22/05/2012, at 7:49 AM, Carlos O'Donell wrote:
>>> 
>>>> On Thu, May 17, 2012 at 5:22 PM, Maxim Kuvyrkov <maxim@codesourcery.com> wrote:
>>>>> This patch optimizes strstr, strcasestr and memmem functions.  This patch speeds up strstr, strcase and memmem functions with short needle inputs by more than 2 times on i686, x86_64, MIPS and other architectures.
>>> 
>>> Carlos,
>>> 
>>> I appreciate you reviewing the code.  I've reworked the patches and will post them in separate sub-threads.  Below are comments and notes on the change as a whole.
>> 
>> Maxim,
>> 
>> I plan to review each of these patches, but we are now into the 2.16 freeze so we can't check them in now.
>> 
>> Could you please file a BZ (one covering all of them) for this and mark it target milestone 2.17?
>> 
>> This way we can check these in when 2.17 is open for development at the end of the month.
>> 
>> Cheers,
>> Carlos.
>> -- 
>> Carlos O'Donell
>> Mentor Graphics / CodeSourcery
>> carlos_odonell@mentor.com
>> carlos@codesourcery.com
>> +1 (613) 963 1026
>