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From: "hjl dot tools at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug rtl-optimization/40667] [4.4/4.5 Regression] stack frames are generated even with -fomit-frame-pointer
Date: Sat, 08 Aug 2009 11:45:00 -0000 [thread overview]
Message-ID: <20090808114513.32383.qmail@sourceware.org> (raw)
In-Reply-To: <bug-40667-1600@http.gcc.gnu.org/bugzilla/>
------- Comment #22 from hjl dot tools at gmail dot com 2009-08-08 11:45 -------
(In reply to comment #21)
> Hmm, it still generates the stack frame (and the alignment itself) when there
> are structures containing long long and with -malign-double.
>
> Example, compile with -O2 -fomit-frame-pointer -mpreferred-stack-boundary=2
> -malign-double:
>
It is because -malign-double will align long long to 8 byte.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40667
next prev parent reply other threads:[~2009-08-08 11:45 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-07 2:25 [Bug regression/40667] New: Performance regression: " mikulas at artax dot karlin dot mff dot cuni dot cz
2009-07-07 9:07 ` [Bug regression/40667] " rguenth at gcc dot gnu dot org
2009-07-07 14:41 ` hjl dot tools at gmail dot com
2009-07-07 16:48 ` mikulas at artax dot karlin dot mff dot cuni dot cz
2009-07-09 9:05 ` [Bug rtl-optimization/40667] [4.4/4.5 Regression] " ubizjak at gmail dot com
2009-07-09 9:20 ` ubizjak at gmail dot com
2009-07-09 11:45 ` jakub at gcc dot gnu dot org
2009-07-09 12:05 ` jakub at gcc dot gnu dot org
2009-07-09 12:56 ` jakub at gcc dot gnu dot org
2009-07-09 13:25 ` jakub at gcc dot gnu dot org
2009-07-09 13:58 ` hjl dot tools at gmail dot com
2009-07-09 15:49 ` rguenth at gcc dot gnu dot org
2009-07-09 16:24 ` jakub at gcc dot gnu dot org
2009-07-09 16:35 ` hjl dot tools at gmail dot com
2009-07-11 17:40 ` jakub at gcc dot gnu dot org
2009-07-11 19:06 ` jakub at gcc dot gnu dot org
2009-07-11 19:07 ` jakub at gcc dot gnu dot org
2009-07-23 11:13 ` mikulas at artax dot karlin dot mff dot cuni dot cz
2009-07-23 11:18 ` mikulas at artax dot karlin dot mff dot cuni dot cz
2009-07-23 11:36 ` jakub at gcc dot gnu dot org
2009-07-23 12:17 ` mikulas at artax dot karlin dot mff dot cuni dot cz
2009-07-23 12:34 ` jakub at gcc dot gnu dot org
2009-07-23 13:28 ` mikulas at artax dot karlin dot mff dot cuni dot cz
2009-08-08 10:41 ` mikulas at artax dot karlin dot mff dot cuni dot cz
2009-08-08 11:45 ` hjl dot tools at gmail dot com [this message]
2009-08-08 14:15 ` mikulas at artax dot karlin dot mff dot cuni dot cz
2009-08-11 21:01 ` mikulas at artax dot karlin dot mff dot cuni dot cz
2010-02-15 4:23 ` [Bug target/40667] " pinskia at gcc dot gnu dot org
2010-02-15 10:34 ` mikulas at artax dot karlin dot mff dot cuni dot cz
2010-06-29 21:17 ` [Bug target/40667] [4.4/4.5/4.6 " pinskia at gcc dot gnu dot org
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