From: Ralf Baechle <ralf@linux-mips.org>
To: "Maciej W. Rozycki" <macro@ds2.pg.gda.pl>
Cc: linux-mips@linux-mips.org
Subject: Re: [patch] Prevent dead code/data removal with gcc 3.4
Date: Fri, 13 Feb 2004 15:53:16 +0100 [thread overview]
Message-ID: <20040213145316.GA23810@linux-mips.org> (raw)
In-Reply-To: <Pine.LNX.4.55.0402131453360.15042@jurand.ds.pg.gda.pl>
On Fri, Feb 13, 2004 at 03:20:27PM +0100, Maciej W. Rozycki wrote:
> 2. It changes inline-assembly function prologues to be embedded within the
> functions, which makes them a bit safer as they can now explicitly refer
> to the "regs" struct and assures the code won't be removed or reordered.
It is possible that gcc changes one of the registers before save_static
and I can't imagine there's a reliable way to fix this in the inline
version.
Ralf
next prev parent reply other threads:[~2004-02-13 14:54 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-13 14:20 [patch] Prevent dead code/data removal with gcc 3.4 Maciej W. Rozycki
2004-02-13 14:53 ` Ralf Baechle [this message]
2004-02-13 17:51 ` Jun Sun
2004-02-13 18:35 ` Maciej W. Rozycki
2004-02-13 22:07 ` Ralf Baechle
2004-02-16 9:18 ` Maciej W. Rozycki
2004-02-13 22:22 ` Thiemo Seufer
2004-02-13 22:35 ` David Daney
2004-02-13 22:50 ` Thiemo Seufer
2004-02-14 1:15 ` Ralf Baechle
2004-02-14 1:22 ` Eric Christopher
2004-02-14 1:28 ` Thiemo Seufer
2004-02-14 1:45 ` Ralf Baechle
2004-02-14 2:17 ` Thiemo Seufer
2004-02-14 6:13 ` Jun Sun
2004-02-14 6:28 ` Thiemo Seufer
2004-02-15 1:44 ` Daniel Jacobowitz
2004-02-17 12:50 ` Maciej W. Rozycki
2004-06-28 13:12 ` Maciej W. Rozycki
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