From: Richard Henderson <rth@twiddle.net>
To: Andreas Schwab <schwab@suse.de>
Cc: James Antill <james@and.org>, Andi Kleen <ak@suse.de>,
linux-kernel@vger.kernel.org
Subject: Re: Linux 2.4.10-pre11 -- __builtin_expect
Date: Thu, 4 Oct 2001 11:52:04 -0700 [thread overview]
Message-ID: <20011004115204.A11463@twiddle.net> (raw)
In-Reply-To: <20010918031813.57E1062ABC@oscar.casa.dyndns.org.suse.lists.linux.kernel> <E15jBLy-0008UF-00@the-village.bc.nu.suse.lists.linux.kernel> <9o6j9l$461$1@cesium.transmeta.com.suse.lists.linux.kernel> <oup4rq0bwww.fsf_-_@pigdrop.muc.suse.de> <jeelp4rbtf.fsf@sykes.suse.de> <20010918143827.A16003@gruyere.muc.suse.de> <nn3d59qzho.fsf@code.and.org> <jezo7gu78f.fsf@sykes.suse.de> <nnvgi4prod.fsf@code.and.org> <jeofnwsinb.fsf@sykes.suse.de>
In-Reply-To: <jeofnwsinb.fsf@sykes.suse.de>; from schwab@suse.de on Thu, Sep 27, 2001 at 06:28:08PM +0200
On Thu, Sep 27, 2001 at 06:28:08PM +0200, Andreas Schwab wrote:
> You're right, seems like __builtin_expect is really only defined for pure
> boolean values.
I think the documentation mentions the current deficiency in that area.
It is _supposed_ to be defined for all integral and pointer types, but
that is hard with the current built-in infrastructure in the C front end.
r~
next prev parent reply other threads:[~2001-10-04 18:52 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20010918031813.57E1062ABC@oscar.casa.dyndns.org.suse.lists.linux.kernel>
[not found] ` <E15jBLy-0008UF-00@the-village.bc.nu.suse.lists.linux.kernel>
[not found] ` <9o6j9l$461$1@cesium.transmeta.com.suse.lists.linux.kernel>
2001-09-18 10:44 ` Linux 2.4.10-pre11 -- __builtin_expect Andi Kleen
2001-09-18 11:13 ` Andreas Schwab
2001-09-18 12:38 ` Andi Kleen
2001-09-26 23:54 ` James Antill
2001-09-27 12:51 ` Andreas Schwab
2001-09-27 15:41 ` James Antill
2001-09-27 16:28 ` Andreas Schwab
2001-10-04 18:52 ` Richard Henderson [this message]
2001-10-08 6:17 ` James Antill
2001-09-18 20:11 ` Horst von Brand
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