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From: Richard Henderson <rth@redhat.com>
To: Marc.Espie@liafa.jussieu.fr
Cc: gcc@gcc.gnu.org
Subject: Re: [GCC 3.0] Bad regression, binary size
Date: Sat, 07 Jul 2001 13:09:00 -0000	[thread overview]
Message-ID: <20010707130928.A2761@redhat.com> (raw)
In-Reply-To: <20010705163930.A29149@schutzenberger.liafa.jussieu.fr>

On Thu, Jul 05, 2001 at 04:39:30PM +0200, Marc Espie wrote:
> 2.95.3 + peephole to handle stack adjustment, backported from current:
> -rwxr-xr-x   1 espie    wheel     3994332 Jul  5 16:08 bsd
> 
> 3.0:
> -rwxr-xr-x   1 espie    wheel     4068067 Jul  5 16:35 bsd
> 
> Exact same source. Both are using -O2 -Os to compile.

Also try -mpreferred-stack-boundary=2.  The default is 16 byte
alignment, which your kernel almost certainly doesn't need, and
there is extra code to maintain that alignment.


r~

  parent reply	other threads:[~2001-07-07 13:09 UTC|newest]

Thread overview: 121+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-07-05  7:39 Marc Espie
2001-07-05  7:51 ` Marc Espie
2001-07-05  8:07   ` Joern Rennecke
2001-07-05  8:12     ` Marc Espie
2001-07-05  8:17   ` David Edelsohn
2001-07-05  8:22     ` Marc Espie
2001-07-05 15:14 ` Geoff Keating
2001-07-07 13:09 ` Richard Henderson [this message]
2001-07-07 14:41   ` Jamie Lokier
2001-07-07 16:45     ` Richard Henderson
2001-07-08 14:28       ` Linus Torvalds
2001-07-08 23:59         ` Marc Espie
2001-07-09  6:06           ` Tim Prince
2001-07-09  9:10           ` Linus Torvalds
2001-07-09  9:28             ` Marc Espie
2001-07-09  9:58               ` Linus Torvalds
2001-07-09 10:10             ` Paolo Carlini
2001-07-09 14:49         ` Richard Henderson
2001-07-09 15:23           ` Linus Torvalds
2001-07-09 15:55             ` Joern Rennecke
2001-07-09 16:14               ` Linus Torvalds
2001-07-09 16:05             ` Richard Henderson
2001-07-09 16:24               ` Linus Torvalds
2001-07-12  8:41 ` size_t printf warnings and preprocessor Marc Espie
2001-07-12  8:49   ` Andreas Jaeger
2001-07-12  8:52     ` Marc Espie
2001-07-12  8:54       ` Andreas Jaeger
2001-07-12  9:10   ` Joseph S. Myers
  -- strict thread matches above, loose matches on Subject: below --
2001-07-23 19:42 [GCC 3.0] Bad regression, binary size dewar
2001-07-24  9:27 ` Linus Torvalds
2001-07-23  4:46 Jonathan Thornburg
2001-07-23 15:14 ` Linus Torvalds
2001-07-09 10:13 dewar
2001-07-09 10:37 ` Linus Torvalds
2001-07-09  7:50 dewar
2001-07-09  7:18 dewar
2001-07-09  7:22 ` Marc Espie
2001-07-05  8:42 dewar
2001-07-09  0:06 ` Marc Espie
2001-07-09 13:12   ` Gerald Pfeifer
2001-07-09 13:28     ` Neil Booth
2001-07-09 14:13       ` Gerald Pfeifer
2001-07-09 14:36         ` Bobby McNulty
2001-07-09 14:54       ` Justin Guyett
2001-07-09 14:59         ` Phil Edwards
2001-07-09 15:04           ` Marc Espie
2001-07-09 16:43           ` Daniel Berlin
2001-07-05  8:31 dewar
2001-07-05  8:38 ` Marc Espie
1999-09-13 21:45 type based aliasing again N8TM
1999-09-14  4:01 ` Marc Espie
1999-09-14  9:56   ` David Edelsohn
1999-09-14 10:10     ` Richard Earnshaw
1999-09-14 10:31       ` Nick Ing-Simmons
1999-09-14 10:52         ` David Edelsohn
1999-09-14 11:11           ` craig
1999-09-14 14:44             ` David Edelsohn
1999-09-30 18:02               ` David Edelsohn
1999-09-14 15:06             ` David Edelsohn
1999-09-14 17:35               ` Marc Lehmann
1999-09-30 18:02                 ` Marc Lehmann
1999-09-14 23:41               ` craig
1999-09-15  8:28                 ` Marc Lehmann
1999-09-30 18:02                   ` Marc Lehmann
1999-09-15  9:19                 ` David Edelsohn
1999-09-15  9:59                   ` Nick Ing-Simmons
1999-09-15 15:33                     ` David Edelsohn
1999-09-30 18:02                       ` David Edelsohn
1999-09-30 18:02                     ` Nick Ing-Simmons
1999-09-15 10:01                   ` craig
1999-09-30 18:02                     ` craig
1999-09-30 18:02                   ` David Edelsohn
1999-09-30 18:02                 ` craig
1999-09-30 18:02               ` David Edelsohn
1999-09-30 18:02             ` craig
1999-09-14 11:58           ` Gerald Pfeifer
1999-09-30 18:02             ` Gerald Pfeifer
1999-09-30 18:02           ` David Edelsohn
1999-09-14 11:01         ` craig
1999-09-14 11:14           ` craig
1999-09-30 18:02             ` craig
1999-09-14 11:39           ` Mark Mitchell
1999-09-14 14:48             ` Toon Moene
1999-09-14 15:00               ` David Edelsohn
1999-09-14 16:01                 ` Toon Moene
1999-09-14 16:15                   ` David Edelsohn
1999-09-14 16:43                     ` Mark Mitchell
1999-09-30 18:02                       ` Mark Mitchell
1999-09-14 17:39                     ` Marc Lehmann
1999-09-30 18:02                       ` Marc Lehmann
1999-09-30 18:02                     ` David Edelsohn
1999-09-14 16:19                   ` dvv
1999-09-14 17:38                     ` Michael Meissner
1999-09-30 18:02                       ` Michael Meissner
1999-09-30 18:02                     ` Dima Volodin
1999-09-30 18:02                   ` Toon Moene
1999-09-30 18:02                 ` David Edelsohn
1999-09-14 15:08               ` Mark Mitchell
1999-09-30 18:02                 ` Mark Mitchell
1999-09-30 18:02               ` Toon Moene
1999-09-30 18:02             ` Mark Mitchell
1999-09-30 18:02           ` craig
1999-09-14 23:46         ` Geoff Keating
1999-09-15  7:47           ` Nick Ing-Simmons
1999-09-30 18:02             ` Nick Ing-Simmons
1999-09-30 18:02           ` Geoff Keating
1999-09-30 18:02         ` Nick Ing-Simmons
1999-09-30 18:02       ` Richard Earnshaw
1999-09-14 17:22     ` Marc Lehmann
1999-09-30 18:02       ` Marc Lehmann
1999-09-30 18:02     ` David Edelsohn
1999-09-14 17:23   ` Marc Lehmann
1999-09-15  1:59     ` Marc Espie
1999-09-15  8:28       ` Marc Lehmann
1999-09-30 18:02         ` Marc Lehmann
1999-09-30 18:02       ` Marc Espie
1999-09-30 18:02     ` Marc Lehmann
1999-09-15  2:01   ` Jeffrey A Law
1999-09-30 18:02     ` Jeffrey A Law
1999-09-30 18:02   ` Marc Espie
1999-09-30 18:02 ` N8TM

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