From: "Segher Boessenkool" <segher@kernel.crashing.org>
To: "Jakub Jelinek" <jakub@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>, linuxppc-dev@ozlabs.org
Subject: Re: [PATCH] Adjust arch/powerpc inline asms for recent gcc change
Date: Fri, 25 Jun 2010 13:08:23 +0200 (CEST) [thread overview]
Message-ID: <57727.84.105.60.153.1277464103.squirrel@gate.crashing.org> (raw)
In-Reply-To: <20100625095606.GG12443@tyan-ft48-01.lab.bos.redhat.com>
> - stw%U0%X0 %L2,%1"
> - : "=m" (*ptep), "=m" (*((unsigned char *)ptep+4))
> + stw%U1%X1 %L2,%1"
> + : "=m<>" (*ptep), "=m<>" (*((unsigned char *)ptep+4))
> : "r" (pte) : "memory");
This still isn't correct -- the constraint says that a byte
is written, but the insn changes a word. Probably should just
be ptep[1] ?
Segher
next prev parent reply other threads:[~2010-06-25 11:12 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-25 9:56 [PATCH] Adjust arch/powerpc inline asms for recent gcc change Jakub Jelinek
2010-06-25 11:08 ` Segher Boessenkool [this message]
2010-06-25 11:18 ` Jakub Jelinek
2010-06-30 6:10 ` Benjamin Herrenschmidt
2010-06-30 22:26 ` Segher Boessenkool
2010-07-08 6:08 ` Benjamin Herrenschmidt
2010-07-30 7:04 ` Benjamin Herrenschmidt
2010-07-30 7:19 ` Jakub Jelinek
2010-07-30 7:52 ` Benjamin Herrenschmidt
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