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Groups > comp.lang.c > #18827

Re: More efficient strcmp

From "Joachim Schmitz" <nospam.jojo@schmitz-digital.de>
Newsgroups comp.lang.c
Subject Re: More efficient strcmp
Date 2012-03-16 17:39 +0100
Organization 1&1 Internet AG
Message-ID <jjvqcj$12b$1@online.de> (permalink)
References <jjog0d$rcc$1@speranza.aioe.org> <0.9d01abb247c87586a216.20120313224336GMT.87aa3k6s13.fsf@bsb.me.uk>

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Ben Bacarisse wrote:
> pembed2012 <once@was.enough.invalid> writes:
> 
>> I have created a more efficient strcmp function. However it only
>> works on big endian architectures. I would like someone with same to
>> run some timing tests to see how much is the speed up.
> 
> Without having done tests, aren't you jumping the gun by saying it's
> more efficient?
> 
>> int strcmp_fast(char* s,char* t){
>>   uls=(unsigned long*)s;
>>   ult=(unsigned long*)t;
>>   if(*uls>*ult) return(1);
>>   if(*uls<*ult) return(-1);
>>   else return(strcmp(s,t));
>> }
<snip>
> By the way, the Campaign to Remove All Spaces from Source would no
> approve of your half-hearted effort -- four whole spaces have survived
> the delete key!

I count 14 spaces (plus 6 linefeeds) that are not strictly required?

Bye, Jojo

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Thread

More efficient strcmp pembed2012 <once@was.enough.invalid> - 2012-03-13 21:59 +0000
  Re: More efficient strcmp Kleuske <kleuske@nowhere.net> - 2012-03-13 22:16 +0000
    Re: More efficient strcmp "BartC" <bc@freeuk.com> - 2012-03-13 22:25 +0000
      Re: More efficient strcmp Kleuske <kleuske@nowhere.net> - 2012-03-14 16:02 +0000
    Re: More efficient strcmp James Kuyper <jameskuyper@verizon.net> - 2012-03-13 18:30 -0400
    Re: More efficient strcmp Kaz Kylheku <kaz@kylheku.com> - 2012-03-13 23:05 +0000
  Re: More efficient strcmp James Kuyper <jameskuyper@verizon.net> - 2012-03-13 18:19 -0400
    Re: More efficient strcmp jacob navia <jacob@spamsink.net> - 2012-03-13 23:54 +0100
    Re: More efficient strcmp Gareth Owen <gwowen@gmail.com> - 2012-03-14 06:37 +0000
      Re: More efficient strcmp James Kuyper <jameskuyper@verizon.net> - 2012-03-14 07:32 -0400
  Re: More efficient strcmp Stephen Sprunk <stephen@sprunk.org> - 2012-03-13 17:28 -0500
  Re: More efficient strcmp Robert Wessel <robertwessel2@yahoo.com> - 2012-03-13 17:28 -0500
  Re: More efficient strcmp Ben Bacarisse <ben.usenet@bsb.me.uk> - 2012-03-13 22:43 +0000
    Re: More efficient strcmp "Joachim Schmitz" <nospam.jojo@schmitz-digital.de> - 2012-03-16 17:39 +0100
      Re: More efficient strcmp Ben Bacarisse <ben.usenet@bsb.me.uk> - 2012-03-16 18:17 +0000
  Re: More efficient strcmp Kaz Kylheku <kaz@kylheku.com> - 2012-03-13 23:03 +0000
    Re: More efficient strcmp Fritz Wuehler <fritz@spamexpire-201203.rodent.frell.theremailer.net> - 2012-03-14 15:55 +0100
      Re: More efficient strcmp Kenneth Brody <kenbrody@spamcop.net> - 2012-03-14 14:19 -0400
  Re: More efficient strcmp "BartC" <bc@freeuk.com> - 2012-03-13 23:25 +0000
  Re: More efficient strcmp Bl0ckeduser <bl0ckedusersoft@gmail.com> - 2012-03-13 21:42 -0500
    Re: More efficient strcmp Tim Rentsch <txr@alumni.caltech.edu> - 2012-03-14 15:17 -0700
      Re: More efficient strcmp Bl0ckeduser <bl0ckedusersoft@gmail.com> - 2012-03-14 19:06 -0400
        Re: More efficient strcmp Tim Rentsch <txr@alumni.caltech.edu> - 2012-03-15 18:53 -0700
  Re: More efficient strcmp Andre <lodwig@pathme.de> - 2012-03-14 14:26 +0100
  Re: More efficient strcmp China Blue Water Navy <chine.bleu@yahoo.com> - 2012-03-14 12:39 -0700
  Re: More efficient strcmp vaysagekv <kvvaysage@gmail.com> - 2012-03-15 18:24 +0530
    Re: More efficient strcmp gof@somewhere.invalid (Gof) - 2012-03-15 13:00 +0000
      Re: More efficient strcmp "BartC" <bc@freeuk.com> - 2012-03-15 15:05 +0000
        Re: More efficient strcmp Jorgen Grahn <grahn+nntp@snipabacken.se> - 2012-03-25 16:45 +0000

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