From: Denis Zaitsev <zzz@anda.ru>
To: Roland McGrath <roland@redhat.com>
Cc: Zack Weinberg <zack@codesourcery.com>,
Andreas Jaeger <aj@suse.de>, Richard Henderson <rth@redhat.com>,
libc-alpha@sources.redhat.com, linux-gcc@vger.kernel.org
Subject: Re: strcmp is too heavy for its everyday usage...
Date: Thu, 8 Jan 2004 06:36:36 +0500 [thread overview]
Message-ID: <20040108063636.C11508@zzz.ward.six> (raw)
In-Reply-To: <200401080113.i081DB1c000920@magilla.sf.frob.com>; from roland@redhat.com on Wed, Jan 07, 2004 at 05:13:11PM -0800
On Wed, Jan 07, 2004 at 05:13:11PM -0800, Roland McGrath wrote:
> The optimized string functions already do word comparisons when that
> is possible and advantageous. The comparisons to extract the
> ordering vs just equality/nonequality are only on the first
> nonmatching byte.
But it's an overhead anyway. Then, it's bad enough for the inlining.
And then, where is such a strcmp in GLIBC?
next prev parent reply other threads:[~2004-01-08 1:36 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-08 1:09 strcmp is too heavy for its everyday usage Denis Zaitsev
2004-01-08 1:13 ` Roland McGrath
2004-01-08 1:36 ` Denis Zaitsev [this message]
2004-01-08 9:30 ` Andreas Schwab
2004-01-09 5:11 ` Denis Zaitsev
2004-01-09 8:12 ` Richard Henderson
2004-01-09 8:49 ` Denis Zaitsev
2004-01-14 5:09 ` James Antill
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